static DEFINE_MUTEX(ubd_lock);
-static int ubd_open(struct inode * inode, struct file * filp);
-static int ubd_release(struct inode * inode, struct file * file);
-static int ubd_ioctl(struct inode * inode, struct file * file,
+static int ubd_open(struct block_device *bdev, fmode_t mode);
+static int ubd_release(struct gendisk *disk, fmode_t mode);
+static int ubd_ioctl(struct block_device *bdev, fmode_t mode,
unsigned int cmd, unsigned long arg);
static int ubd_getgeo(struct block_device *bdev, struct hd_geometry *geo);
device_initcall(ubd_driver_init);
-static int ubd_open(struct inode *inode, struct file *filp)
+static int ubd_open(struct block_device *bdev, fmode_t mode)
{
- struct gendisk *disk = inode->i_bdev->bd_disk;
+ struct gendisk *disk = bdev->bd_disk;
struct ubd *ubd_dev = disk->private_data;
int err = 0;
/* This should no more be needed. And it didn't work anyway to exclude
* read-write remounting of filesystems.*/
- /*if((filp->f_mode & FMODE_WRITE) && !ubd_dev->openflags.w){
+ /*if((mode & FMODE_WRITE) && !ubd_dev->openflags.w){
if(--ubd_dev->count == 0) ubd_close_dev(ubd_dev);
err = -EROFS;
}*/
return err;
}
-static int ubd_release(struct inode * inode, struct file * file)
+static int ubd_release(struct gendisk *disk, fmode_t mode)
{
- struct gendisk *disk = inode->i_bdev->bd_disk;
struct ubd *ubd_dev = disk->private_data;
if(--ubd_dev->count == 0)
return 0;
}
-static int ubd_ioctl(struct inode * inode, struct file * file,
+static int ubd_ioctl(struct block_device *bdev, fmode_t mode,
unsigned int cmd, unsigned long arg)
{
- struct ubd *ubd_dev = inode->i_bdev->bd_disk->private_data;
+ struct ubd *ubd_dev = bdev->bd_disk->private_data;
struct hd_driveid ubd_id = {
.cyls = 0,
.heads = 128,
static int blk_fill_sgv4_hdr_rq(struct request_queue *q, struct request *rq,
struct sg_io_v4 *hdr, struct bsg_device *bd,
- int has_write_perm)
+ fmode_t has_write_perm)
{
if (hdr->request_len > BLK_MAX_CDB) {
rq->cmd = kzalloc(hdr->request_len, GFP_KERNEL);
* map sg_io_v4 to a request.
*/
static struct request *
-bsg_map_hdr(struct bsg_device *bd, struct sg_io_v4 *hdr, int has_write_perm)
+bsg_map_hdr(struct bsg_device *bd, struct sg_io_v4 *hdr, fmode_t has_write_perm)
{
struct request_queue *q = bd->queue;
struct request *rq, *next_rq = NULL;
}
static int __bsg_write(struct bsg_device *bd, const char __user *buf,
- size_t count, ssize_t *bytes_written, int has_write_perm)
+ size_t count, ssize_t *bytes_written,
+ fmode_t has_write_perm)
{
struct bsg_command *bc;
struct request *rq;
case SG_EMULATED_HOST:
case SCSI_IOCTL_SEND_COMMAND: {
void __user *uarg = (void __user *) arg;
- return scsi_cmd_ioctl(file, bd->queue, NULL, cmd, uarg);
+ return scsi_cmd_ioctl(bd->queue, NULL, file->f_mode, cmd, uarg);
}
case SG_IO: {
struct request *rq;
#include <linux/cdrom.h>
int blk_verify_command(struct blk_cmd_filter *filter,
- unsigned char *cmd, int has_write_perm)
+ unsigned char *cmd, fmode_t has_write_perm)
{
/* root can do any command. */
if (capable(CAP_SYS_RAWIO))
return ret;
}
-static int compat_hdio_ioctl(struct inode *inode, struct file *file,
- struct gendisk *disk, unsigned int cmd, unsigned long arg)
+static int compat_hdio_ioctl(struct block_device *bdev, fmode_t mode,
+ unsigned int cmd, unsigned long arg)
{
mm_segment_t old_fs = get_fs();
unsigned long kval;
int error;
set_fs(KERNEL_DS);
- error = blkdev_driver_ioctl(inode, file, disk,
+ error = __blkdev_driver_ioctl(bdev, mode,
cmd, (unsigned long)(&kval));
set_fs(old_fs);
compat_caddr_t reserved[1];
};
-static int compat_cdrom_read_audio(struct inode *inode, struct file *file,
- struct gendisk *disk, unsigned int cmd, unsigned long arg)
+static int compat_cdrom_read_audio(struct block_device *bdev, fmode_t mode,
+ unsigned int cmd, unsigned long arg)
{
struct cdrom_read_audio __user *cdread_audio;
struct compat_cdrom_read_audio __user *cdread_audio32;
if (put_user(datap, &cdread_audio->buf))
return -EFAULT;
- return blkdev_driver_ioctl(inode, file, disk, cmd,
+ return __blkdev_driver_ioctl(bdev, mode, cmd,
(unsigned long)cdread_audio);
}
-static int compat_cdrom_generic_command(struct inode *inode, struct file *file,
- struct gendisk *disk, unsigned int cmd, unsigned long arg)
+static int compat_cdrom_generic_command(struct block_device *bdev, fmode_t mode,
+ unsigned int cmd, unsigned long arg)
{
struct cdrom_generic_command __user *cgc;
struct compat_cdrom_generic_command __user *cgc32;
put_user(compat_ptr(data), &cgc->reserved[0]))
return -EFAULT;
- return blkdev_driver_ioctl(inode, file, disk, cmd, (unsigned long)cgc);
+ return __blkdev_driver_ioctl(bdev, mode, cmd, (unsigned long)cgc);
}
struct compat_blkpg_ioctl_arg {
compat_caddr_t data;
};
-static int compat_blkpg_ioctl(struct inode *inode, struct file *file,
+static int compat_blkpg_ioctl(struct block_device *bdev, fmode_t mode,
unsigned int cmd, struct compat_blkpg_ioctl_arg __user *ua32)
{
struct blkpg_ioctl_arg __user *a = compat_alloc_user_space(sizeof(*a));
if (err)
return err;
- return blkdev_ioctl(inode, file, cmd, (unsigned long)a);
+ return blkdev_ioctl(bdev, mode, cmd, (unsigned long)a);
}
#define BLKBSZGET_32 _IOR(0x12, 112, int)
#define NR_FD_IOCTL_TRANS ARRAY_SIZE(fd_ioctl_trans_table)
-static int compat_fd_ioctl(struct inode *inode, struct file *file,
- struct gendisk *disk, unsigned int cmd, unsigned long arg)
+static int compat_fd_ioctl(struct block_device *bdev, fmode_t mode,
+ unsigned int cmd, unsigned long arg)
{
mm_segment_t old_fs = get_fs();
void *karg = NULL;
return -EINVAL;
}
set_fs(KERNEL_DS);
- err = blkdev_driver_ioctl(inode, file, disk, kcmd, (unsigned long)karg);
+ err = __blkdev_driver_ioctl(bdev, mode, kcmd, (unsigned long)karg);
set_fs(old_fs);
if (err)
goto out;
return 0;
}
-static int compat_blkdev_driver_ioctl(struct inode *inode, struct file *file,
- struct gendisk *disk, unsigned cmd, unsigned long arg)
+static int compat_blkdev_driver_ioctl(struct block_device *bdev, fmode_t mode,
+ unsigned cmd, unsigned long arg)
{
int ret;
case HDIO_GET_ACOUSTIC:
case HDIO_GET_ADDRESS:
case HDIO_GET_BUSSTATE:
- return compat_hdio_ioctl(inode, file, disk, cmd, arg);
+ return compat_hdio_ioctl(bdev, mode, cmd, arg);
case FDSETPRM32:
case FDDEFPRM32:
case FDGETPRM32:
case FDPOLLDRVSTAT32:
case FDGETFDCSTAT32:
case FDWERRORGET32:
- return compat_fd_ioctl(inode, file, disk, cmd, arg);
+ return compat_fd_ioctl(bdev, mode, cmd, arg);
case CDROMREADAUDIO:
- return compat_cdrom_read_audio(inode, file, disk, cmd, arg);
+ return compat_cdrom_read_audio(bdev, mode, cmd, arg);
case CDROM_SEND_PACKET:
- return compat_cdrom_generic_command(inode, file, disk, cmd, arg);
+ return compat_cdrom_generic_command(bdev, mode, cmd, arg);
/*
* No handler required for the ones below, we just need to
case DVD_WRITE_STRUCT:
case DVD_AUTH:
arg = (unsigned long)compat_ptr(arg);
- /* These intepret arg as an unsigned long, not as a pointer,
- * so we must not do compat_ptr() conversion. */
- case HDIO_SET_MULTCOUNT:
- case HDIO_SET_UNMASKINTR:
- case HDIO_SET_KEEPSETTINGS:
- case HDIO_SET_32BIT:
- case HDIO_SET_NOWERR:
- case HDIO_SET_DMA:
- case HDIO_SET_PIO_MODE:
- case HDIO_SET_NICE:
- case HDIO_SET_WCACHE:
- case HDIO_SET_ACOUSTIC:
- case HDIO_SET_BUSSTATE:
- case HDIO_SET_ADDRESS:
- case CDROMEJECT_SW:
- case CDROM_SET_OPTIONS:
- case CDROM_CLEAR_OPTIONS:
- case CDROM_SELECT_SPEED:
- case CDROM_SELECT_DISC:
- case CDROM_MEDIA_CHANGED:
- case CDROM_DRIVE_STATUS:
- case CDROM_LOCKDOOR:
- case CDROM_DEBUG:
break;
default:
/* unknown ioctl number */
return -ENOIOCTLCMD;
}
- if (disk->fops->unlocked_ioctl)
- return disk->fops->unlocked_ioctl(file, cmd, arg);
-
- if (disk->fops->ioctl) {
- lock_kernel();
- ret = disk->fops->ioctl(inode, file, cmd, arg);
- unlock_kernel();
- return ret;
- }
-
- return -ENOTTY;
+ return __blkdev_driver_ioctl(bdev, mode, cmd, arg);
}
-static int compat_blkdev_locked_ioctl(struct inode *inode, struct file *file,
- struct block_device *bdev,
- unsigned cmd, unsigned long arg)
+/* Most of the generic ioctls are handled in the normal fallback path.
+ This assumes the blkdev's low level compat_ioctl always returns
+ ENOIOCTLCMD for unknown ioctls. */
+long compat_blkdev_ioctl(struct file *file, unsigned cmd, unsigned long arg)
{
+ int ret = -ENOIOCTLCMD;
+ struct inode *inode = file->f_mapping->host;
+ struct block_device *bdev = inode->i_bdev;
+ struct gendisk *disk = bdev->bd_disk;
+ fmode_t mode = file->f_mode;
struct backing_dev_info *bdi;
+ loff_t size;
+
+ if (file->f_flags & O_NDELAY)
+ mode |= FMODE_NDELAY_NOW;
switch (cmd) {
+ case HDIO_GETGEO:
+ return compat_hdio_getgeo(disk, bdev, compat_ptr(arg));
+ case BLKFLSBUF:
+ case BLKROSET:
+ case BLKDISCARD:
+ /*
+ * the ones below are implemented in blkdev_locked_ioctl,
+ * but we call blkdev_ioctl, which gets the lock for us
+ */
+ case BLKRRPART:
+ return blkdev_ioctl(bdev, mode, cmd,
+ (unsigned long)compat_ptr(arg));
+ case BLKBSZSET_32:
+ return blkdev_ioctl(bdev, mode, BLKBSZSET,
+ (unsigned long)compat_ptr(arg));
+ case BLKPG:
+ return compat_blkpg_ioctl(bdev, mode, cmd, compat_ptr(arg));
case BLKRAGET:
case BLKFRAGET:
if (!arg)
bdi = blk_get_backing_dev_info(bdev);
if (bdi == NULL)
return -ENOTTY;
+ lock_kernel();
bdi->ra_pages = (arg * 512) / PAGE_CACHE_SIZE;
+ unlock_kernel();
return 0;
case BLKGETSIZE:
- if ((bdev->bd_inode->i_size >> 9) > ~0UL)
+ size = bdev->bd_inode->i_size;
+ if ((size >> 9) > ~0UL)
return -EFBIG;
- return compat_put_ulong(arg, bdev->bd_inode->i_size >> 9);
+ return compat_put_ulong(arg, size >> 9);
case BLKGETSIZE64_32:
return compat_put_u64(arg, bdev->bd_inode->i_size);
case BLKTRACESETUP32:
- return compat_blk_trace_setup(bdev, compat_ptr(arg));
+ lock_kernel();
+ ret = compat_blk_trace_setup(bdev, compat_ptr(arg));
+ unlock_kernel();
+ return ret;
case BLKTRACESTART: /* compatible */
case BLKTRACESTOP: /* compatible */
case BLKTRACETEARDOWN: /* compatible */
- return blk_trace_ioctl(bdev, cmd, compat_ptr(arg));
- }
- return -ENOIOCTLCMD;
-}
-
-/* Most of the generic ioctls are handled in the normal fallback path.
- This assumes the blkdev's low level compat_ioctl always returns
- ENOIOCTLCMD for unknown ioctls. */
-long compat_blkdev_ioctl(struct file *file, unsigned cmd, unsigned long arg)
-{
- int ret = -ENOIOCTLCMD;
- struct inode *inode = file->f_mapping->host;
- struct block_device *bdev = inode->i_bdev;
- struct gendisk *disk = bdev->bd_disk;
-
- switch (cmd) {
- case HDIO_GETGEO:
- return compat_hdio_getgeo(disk, bdev, compat_ptr(arg));
- case BLKFLSBUF:
- case BLKROSET:
- case BLKDISCARD:
- /*
- * the ones below are implemented in blkdev_locked_ioctl,
- * but we call blkdev_ioctl, which gets the lock for us
- */
- case BLKRRPART:
- return blkdev_ioctl(inode, file, cmd,
- (unsigned long)compat_ptr(arg));
- case BLKBSZSET_32:
- return blkdev_ioctl(inode, file, BLKBSZSET,
- (unsigned long)compat_ptr(arg));
- case BLKPG:
- return compat_blkpg_ioctl(inode, file, cmd, compat_ptr(arg));
- }
-
- lock_kernel();
- ret = compat_blkdev_locked_ioctl(inode, file, bdev, cmd, arg);
- /* FIXME: why do we assume -> compat_ioctl needs the BKL? */
- if (ret == -ENOIOCTLCMD && disk->fops->compat_ioctl)
- ret = disk->fops->compat_ioctl(file, cmd, arg);
- unlock_kernel();
-
- if (ret != -ENOIOCTLCMD)
+ lock_kernel();
+ ret = blk_trace_ioctl(bdev, cmd, compat_ptr(arg));
+ unlock_kernel();
return ret;
-
- return compat_blkdev_driver_ioctl(inode, file, disk, cmd, arg);
+ default:
+ if (disk->fops->compat_ioctl)
+ ret = disk->fops->compat_ioctl(bdev, mode, cmd, arg);
+ if (ret == -ENOIOCTLCMD)
+ ret = compat_blkdev_driver_ioctl(bdev, mode, cmd, arg);
+ return ret;
+ }
}
return put_user(val, (u64 __user *)arg);
}
-static int blkdev_locked_ioctl(struct file *file, struct block_device *bdev,
- unsigned cmd, unsigned long arg)
-{
- struct backing_dev_info *bdi;
- int ret, n;
-
- switch (cmd) {
- case BLKRAGET:
- case BLKFRAGET:
- if (!arg)
- return -EINVAL;
- bdi = blk_get_backing_dev_info(bdev);
- if (bdi == NULL)
- return -ENOTTY;
- return put_long(arg, (bdi->ra_pages * PAGE_CACHE_SIZE) / 512);
- case BLKROGET:
- return put_int(arg, bdev_read_only(bdev) != 0);
- case BLKBSZGET: /* get the logical block size (cf. BLKSSZGET) */
- return put_int(arg, block_size(bdev));
- case BLKSSZGET: /* get block device hardware sector size */
- return put_int(arg, bdev_hardsect_size(bdev));
- case BLKSECTGET:
- return put_ushort(arg, bdev_get_queue(bdev)->max_sectors);
- case BLKRASET:
- case BLKFRASET:
- if(!capable(CAP_SYS_ADMIN))
- return -EACCES;
- bdi = blk_get_backing_dev_info(bdev);
- if (bdi == NULL)
- return -ENOTTY;
- bdi->ra_pages = (arg * 512) / PAGE_CACHE_SIZE;
- return 0;
- case BLKBSZSET:
- /* set the logical block size */
- if (!capable(CAP_SYS_ADMIN))
- return -EACCES;
- if (!arg)
- return -EINVAL;
- if (get_user(n, (int __user *) arg))
- return -EFAULT;
- if (bd_claim(bdev, file) < 0)
- return -EBUSY;
- ret = set_blocksize(bdev, n);
- bd_release(bdev);
- return ret;
- case BLKPG:
- return blkpg_ioctl(bdev, (struct blkpg_ioctl_arg __user *) arg);
- case BLKRRPART:
- return blkdev_reread_part(bdev);
- case BLKGETSIZE:
- if ((bdev->bd_inode->i_size >> 9) > ~0UL)
- return -EFBIG;
- return put_ulong(arg, bdev->bd_inode->i_size >> 9);
- case BLKGETSIZE64:
- return put_u64(arg, bdev->bd_inode->i_size);
- case BLKTRACESTART:
- case BLKTRACESTOP:
- case BLKTRACESETUP:
- case BLKTRACETEARDOWN:
- return blk_trace_ioctl(bdev, cmd, (char __user *) arg);
- }
- return -ENOIOCTLCMD;
-}
-
-int blkdev_driver_ioctl(struct inode *inode, struct file *file,
- struct gendisk *disk, unsigned cmd, unsigned long arg)
+int __blkdev_driver_ioctl(struct block_device *bdev, fmode_t mode,
+ unsigned cmd, unsigned long arg)
{
+ struct gendisk *disk = bdev->bd_disk;
int ret;
- if (disk->fops->unlocked_ioctl)
- return disk->fops->unlocked_ioctl(file, cmd, arg);
- if (disk->fops->ioctl) {
+ if (disk->fops->ioctl)
+ return disk->fops->ioctl(bdev, mode, cmd, arg);
+
+ if (disk->fops->locked_ioctl) {
lock_kernel();
- ret = disk->fops->ioctl(inode, file, cmd, arg);
+ ret = disk->fops->locked_ioctl(bdev, mode, cmd, arg);
unlock_kernel();
return ret;
}
return -ENOTTY;
}
-EXPORT_SYMBOL_GPL(blkdev_driver_ioctl);
+/*
+ * For the record: _GPL here is only because somebody decided to slap it
+ * on the previous export. Sheer idiocy, since it wasn't copyrightable
+ * at all and could be open-coded without any exports by anybody who cares.
+ */
+EXPORT_SYMBOL_GPL(__blkdev_driver_ioctl);
/*
* always keep this in sync with compat_blkdev_ioctl() and
* compat_blkdev_locked_ioctl()
*/
-int blkdev_ioctl(struct inode *inode, struct file *file, unsigned cmd,
+int blkdev_ioctl(struct block_device *bdev, fmode_t mode, unsigned cmd,
unsigned long arg)
{
- struct block_device *bdev = inode->i_bdev;
struct gendisk *disk = bdev->bd_disk;
+ struct backing_dev_info *bdi;
+ loff_t size;
int ret, n;
switch(cmd) {
if (!capable(CAP_SYS_ADMIN))
return -EACCES;
- ret = blkdev_driver_ioctl(inode, file, disk, cmd, arg);
+ ret = __blkdev_driver_ioctl(bdev, mode, cmd, arg);
/* -EINVAL to handle old uncorrected drivers */
if (ret != -EINVAL && ret != -ENOTTY)
return ret;
return 0;
case BLKROSET:
- ret = blkdev_driver_ioctl(inode, file, disk, cmd, arg);
+ ret = __blkdev_driver_ioctl(bdev, mode, cmd, arg);
/* -EINVAL to handle old uncorrected drivers */
if (ret != -EINVAL && ret != -ENOTTY)
return ret;
case BLKDISCARD: {
uint64_t range[2];
- if (!(file->f_mode & FMODE_WRITE))
+ if (!(mode & FMODE_WRITE))
return -EBADF;
if (copy_from_user(range, (void __user *)arg, sizeof(range)))
return -EFAULT;
return 0;
}
- }
-
- lock_kernel();
- ret = blkdev_locked_ioctl(file, bdev, cmd, arg);
- unlock_kernel();
- if (ret != -ENOIOCTLCMD)
+ case BLKRAGET:
+ case BLKFRAGET:
+ if (!arg)
+ return -EINVAL;
+ bdi = blk_get_backing_dev_info(bdev);
+ if (bdi == NULL)
+ return -ENOTTY;
+ return put_long(arg, (bdi->ra_pages * PAGE_CACHE_SIZE) / 512);
+ case BLKROGET:
+ return put_int(arg, bdev_read_only(bdev) != 0);
+ case BLKBSZGET: /* get the logical block size (cf. BLKSSZGET) */
+ return put_int(arg, block_size(bdev));
+ case BLKSSZGET: /* get block device hardware sector size */
+ return put_int(arg, bdev_hardsect_size(bdev));
+ case BLKSECTGET:
+ return put_ushort(arg, bdev_get_queue(bdev)->max_sectors);
+ case BLKRASET:
+ case BLKFRASET:
+ if(!capable(CAP_SYS_ADMIN))
+ return -EACCES;
+ bdi = blk_get_backing_dev_info(bdev);
+ if (bdi == NULL)
+ return -ENOTTY;
+ lock_kernel();
+ bdi->ra_pages = (arg * 512) / PAGE_CACHE_SIZE;
+ unlock_kernel();
+ return 0;
+ case BLKBSZSET:
+ /* set the logical block size */
+ if (!capable(CAP_SYS_ADMIN))
+ return -EACCES;
+ if (!arg)
+ return -EINVAL;
+ if (get_user(n, (int __user *) arg))
+ return -EFAULT;
+ if (!(mode & FMODE_EXCL) && bd_claim(bdev, &bdev) < 0)
+ return -EBUSY;
+ ret = set_blocksize(bdev, n);
+ if (!(mode & FMODE_EXCL))
+ bd_release(bdev);
return ret;
-
- return blkdev_driver_ioctl(inode, file, disk, cmd, arg);
+ case BLKPG:
+ lock_kernel();
+ ret = blkpg_ioctl(bdev, (struct blkpg_ioctl_arg __user *) arg);
+ unlock_kernel();
+ break;
+ case BLKRRPART:
+ lock_kernel();
+ ret = blkdev_reread_part(bdev);
+ unlock_kernel();
+ break;
+ case BLKGETSIZE:
+ size = bdev->bd_inode->i_size;
+ if ((size >> 9) > ~0UL)
+ return -EFBIG;
+ return put_ulong(arg, size >> 9);
+ case BLKGETSIZE64:
+ return put_u64(arg, bdev->bd_inode->i_size);
+ case BLKTRACESTART:
+ case BLKTRACESTOP:
+ case BLKTRACESETUP:
+ case BLKTRACETEARDOWN:
+ lock_kernel();
+ ret = blk_trace_ioctl(bdev, cmd, (char __user *) arg);
+ unlock_kernel();
+ break;
+ default:
+ ret = __blkdev_driver_ioctl(bdev, mode, cmd, arg);
+ }
+ return ret;
}
EXPORT_SYMBOL_GPL(blkdev_ioctl);
EXPORT_SYMBOL_GPL(blk_set_cmd_filter_defaults);
static int blk_fill_sghdr_rq(struct request_queue *q, struct request *rq,
- struct sg_io_hdr *hdr, struct file *file)
+ struct sg_io_hdr *hdr, fmode_t mode)
{
if (copy_from_user(rq->cmd, hdr->cmdp, hdr->cmd_len))
return -EFAULT;
- if (blk_verify_command(&q->cmd_filter, rq->cmd,
- file->f_mode & FMODE_WRITE))
+ if (blk_verify_command(&q->cmd_filter, rq->cmd, mode & FMODE_WRITE))
return -EPERM;
/*
return r;
}
-static int sg_io(struct file *file, struct request_queue *q,
- struct gendisk *bd_disk, struct sg_io_hdr *hdr)
+static int sg_io(struct request_queue *q, struct gendisk *bd_disk,
+ struct sg_io_hdr *hdr, fmode_t mode)
{
unsigned long start_time;
int writing = 0, ret = 0;
if (!rq)
return -ENOMEM;
- if (blk_fill_sghdr_rq(q, rq, hdr, file)) {
+ if (blk_fill_sghdr_rq(q, rq, hdr, mode)) {
blk_put_request(rq);
return -EFAULT;
}
* bytes in one int) where the lowest byte is the SCSI status.
*/
#define OMAX_SB_LEN 16 /* For backward compatibility */
-int sg_scsi_ioctl(struct file *file, struct request_queue *q,
- struct gendisk *disk, struct scsi_ioctl_command __user *sic)
+int sg_scsi_ioctl(struct request_queue *q, struct gendisk *disk, fmode_t mode,
+ struct scsi_ioctl_command __user *sic)
{
struct request *rq;
- int err, write_perm = 0;
+ int err;
unsigned int in_len, out_len, bytes, opcode, cmdlen;
char *buffer = NULL, sense[SCSI_SENSE_BUFFERSIZE];
if (in_len && copy_from_user(buffer, sic->data + cmdlen, in_len))
goto error;
- /* scsi_ioctl passes NULL */
- if (file && (file->f_mode & FMODE_WRITE))
- write_perm = 1;
-
- err = blk_verify_command(&q->cmd_filter, rq->cmd, write_perm);
+ err = blk_verify_command(&q->cmd_filter, rq->cmd, mode & FMODE_WRITE);
if (err)
goto error;
return __blk_send_generic(q, bd_disk, GPCMD_START_STOP_UNIT, data);
}
-int scsi_cmd_ioctl(struct file *file, struct request_queue *q,
- struct gendisk *bd_disk, unsigned int cmd, void __user *arg)
+int scsi_cmd_ioctl(struct request_queue *q, struct gendisk *bd_disk, fmode_t mode,
+ unsigned int cmd, void __user *arg)
{
int err;
err = -EFAULT;
if (copy_from_user(&hdr, arg, sizeof(hdr)))
break;
- err = sg_io(file, q, bd_disk, &hdr);
+ err = sg_io(q, bd_disk, &hdr, mode);
if (err == -EFAULT)
break;
hdr.cmdp = ((struct cdrom_generic_command __user*) arg)->cmd;
hdr.cmd_len = sizeof(cgc.cmd);
- err = sg_io(file, q, bd_disk, &hdr);
+ err = sg_io(q, bd_disk, &hdr, mode);
if (err == -EFAULT)
break;
if (!arg)
break;
- err = sg_scsi_ioctl(file, q, bd_disk, arg);
+ err = sg_scsi_ioctl(q, bd_disk, mode, arg);
break;
case CDROMCLOSETRAY:
err = blk_send_start_stop(q, bd_disk, 0x03);
}
}
-static int DAC960_open(struct inode *inode, struct file *file)
+static int DAC960_open(struct block_device *bdev, fmode_t mode)
{
- struct gendisk *disk = inode->i_bdev->bd_disk;
+ struct gendisk *disk = bdev->bd_disk;
DAC960_Controller_T *p = disk->queue->queuedata;
int drive_nr = (long)disk->private_data;
return -ENXIO;
}
- check_disk_change(inode->i_bdev);
+ check_disk_change(bdev);
if (!get_capacity(p->disks[drive_nr]))
return -ENXIO;
return 0;
}
-static int fd_ioctl(struct inode *inode, struct file *filp,
+static int fd_ioctl(struct block_device *bdev, fmode_t mode,
unsigned int cmd, unsigned long param)
{
- int drive = iminor(inode) & 3;
+ struct amiga_floppy_struct *p = bdev->bd_disk->private_data;
+ int drive = p - unit;
static struct floppy_struct getprm;
void __user *argp = (void __user *)param;
rel_fdc();
return -EBUSY;
}
- fsync_bdev(inode->i_bdev);
+ fsync_bdev(bdev);
if (fd_motor_on(drive) == 0) {
rel_fdc();
return -ENODEV;
rel_fdc();
break;
case FDFMTTRK:
- if (param < unit[drive].type->tracks * unit[drive].type->heads)
+ if (param < p->type->tracks * p->type->heads)
{
get_fdc(drive);
if (fd_seek(drive,param) != 0){
- memset(unit[drive].trackbuf, FD_FILL_BYTE,
- unit[drive].dtype->sects * unit[drive].type->sect_mult * 512);
+ memset(p->trackbuf, FD_FILL_BYTE,
+ p->dtype->sects * p->type->sect_mult * 512);
non_int_flush_track(drive);
}
floppy_off(drive);
break;
case FDFMTEND:
floppy_off(drive);
- invalidate_bdev(inode->i_bdev);
+ invalidate_bdev(bdev);
break;
case FDGETPRM:
memset((void *)&getprm, 0, sizeof (getprm));
- getprm.track=unit[drive].type->tracks;
- getprm.head=unit[drive].type->heads;
- getprm.sect=unit[drive].dtype->sects * unit[drive].type->sect_mult;
- getprm.size=unit[drive].blocks;
+ getprm.track=p->type->tracks;
+ getprm.head=p->type->heads;
+ getprm.sect=p->dtype->sects * p->type->sect_mult;
+ getprm.size=p->blocks;
if (copy_to_user(argp, &getprm, sizeof(struct floppy_struct)))
return -EFAULT;
break;
break;
#ifdef RAW_IOCTL
case IOCTL_RAW_TRACK:
- if (copy_to_user(argp, raw_buf, unit[drive].type->read_size))
+ if (copy_to_user(argp, raw_buf, p->type->read_size))
return -EFAULT;
else
- return unit[drive].type->read_size;
+ return p->type->read_size;
#endif
default:
printk(KERN_DEBUG "fd_ioctl: unknown cmd %d for drive %d.",
* /dev/PS0 etc), and disallows simultaneous access to the same
* drive with different device numbers.
*/
-static int floppy_open(struct inode *inode, struct file *filp)
+static int floppy_open(struct block_device *bdev, fmode_t mode)
{
- int drive = iminor(inode) & 3;
- int system = (iminor(inode) & 4) >> 2;
+ int drive = MINOR(bdev->bd_dev) & 3;
+ int system = (MINOR(bdev->bd_dev) & 4) >> 2;
int old_dev;
unsigned long flags;
if (fd_ref[drive] && old_dev != system)
return -EBUSY;
- if (filp && filp->f_mode & 3) {
- check_disk_change(inode->i_bdev);
- if (filp->f_mode & 2 ) {
+ if (mode & (FMODE_READ|FMODE_WRITE)) {
+ check_disk_change(bdev);
+ if (mode & FMODE_WRITE) {
int wrprot;
get_fdc(drive);
return 0;
}
-static int floppy_release(struct inode * inode, struct file * filp)
+static int floppy_release(struct gendisk *disk, fmode_t mode)
{
- int drive = iminor(inode) & 3;
+ struct amiga_floppy_struct *p = disk->private_data;
+ int drive = p - unit;
if (unit[drive].dirty == 1) {
del_timer (flush_track_timer + drive);
.owner = THIS_MODULE,
.open = floppy_open,
.release = floppy_release,
- .ioctl = fd_ioctl,
+ .locked_ioctl = fd_ioctl,
.getgeo = fd_getgeo,
.media_changed = amiga_floppy_change,
};
}
static int
-aoeblk_open(struct inode *inode, struct file *filp)
+aoeblk_open(struct block_device *bdev, fmode_t mode)
{
- struct aoedev *d;
+ struct aoedev *d = bdev->bd_disk->private_data;
ulong flags;
- d = inode->i_bdev->bd_disk->private_data;
-
spin_lock_irqsave(&d->lock, flags);
if (d->flags & DEVFL_UP) {
d->nopen++;
}
static int
-aoeblk_release(struct inode *inode, struct file *filp)
+aoeblk_release(struct gendisk *disk, fmode_t mode)
{
- struct aoedev *d;
+ struct aoedev *d = disk->private_data;
ulong flags;
- d = inode->i_bdev->bd_disk->private_data;
-
spin_lock_irqsave(&d->lock, flags);
if (--d->nopen == 0) {
static void finish_fdc_done( int dummy );
static void setup_req_params( int drive );
static void redo_fd_request( void);
-static int fd_ioctl( struct inode *inode, struct file *filp, unsigned int
+static int fd_ioctl(struct block_device *bdev, fmode_t mode, unsigned int
cmd, unsigned long param);
static void fd_probe( int drive );
static int fd_test_drive_present( int drive );
static void config_types( void );
-static int floppy_open( struct inode *inode, struct file *filp );
-static int floppy_release( struct inode * inode, struct file * filp );
+static int floppy_open(struct block_device *bdev, fmode_t mode);
+static int floppy_release(struct gendisk *disk, fmode_t mode);
/************************* End of Prototypes **************************/
atari_enable_irq( IRQ_MFP_FDC );
}
-static int fd_ioctl(struct inode *inode, struct file *filp,
+static int fd_ioctl(struct block_device *bdev, fmode_t mode,
unsigned int cmd, unsigned long param)
{
- struct gendisk *disk = inode->i_bdev->bd_disk;
+ struct gendisk *disk = bdev->bd_disk;
struct atari_floppy_struct *floppy = disk->private_data;
int drive = floppy - unit;
int type = floppy->type;
/* invalidate the buffer track to force a reread */
BufferDrive = -1;
set_bit(drive, &fake_change);
- check_disk_change(inode->i_bdev);
+ check_disk_change(bdev);
return 0;
default:
return -EINVAL;
* drive with different device numbers.
*/
-static int floppy_open( struct inode *inode, struct file *filp )
+static int floppy_open(struct block_device *bdev, fmode_t mode)
{
- struct atari_floppy_struct *p = inode->i_bdev->bd_disk->private_data;
- int type = iminor(inode) >> 2;
+ struct atari_floppy_struct *p = bdev->bd_disk->private_data;
+ int type = MINOR(bdev->bd_dev) >> 2;
DPRINT(("fd_open: type=%d\n",type));
if (p->ref && p->type != type)
return -EBUSY;
- if (p->ref == -1 || (p->ref && filp->f_flags & O_EXCL))
+ if (p->ref == -1 || (p->ref && mode & FMODE_EXCL))
return -EBUSY;
- if (filp->f_flags & O_EXCL)
+ if (mode & FMODE_EXCL)
p->ref = -1;
else
p->ref++;
p->type = type;
- if (filp->f_flags & O_NDELAY)
+ if (mode & FMODE_NDELAY)
return 0;
- if (filp->f_mode & 3) {
- check_disk_change(inode->i_bdev);
- if (filp->f_mode & 2) {
+ if (mode & (FMODE_READ|FMODE_WRITE)) {
+ check_disk_change(bdev);
+ if (mode & FMODE_WRITE) {
if (p->wpstat) {
if (p->ref < 0)
p->ref = 0;
else
p->ref--;
- floppy_release(inode, filp);
return -EROFS;
}
}
}
-static int floppy_release( struct inode * inode, struct file * filp )
+static int floppy_release(struct gendisk *disk, fmode_t mode)
{
- struct atari_floppy_struct *p = inode->i_bdev->bd_disk->private_data;
+ struct atari_floppy_struct *p = disk->private_data;
if (p->ref < 0)
p->ref = 0;
else if (!p->ref--) {
.owner = THIS_MODULE,
.open = floppy_open,
.release = floppy_release,
- .ioctl = fd_ioctl,
+ .locked_ioctl = fd_ioctl,
.media_changed = check_floppy_change,
.revalidate_disk= floppy_revalidate,
};
}
#endif
-static int brd_ioctl(struct inode *inode, struct file *file,
+static int brd_ioctl(struct block_device *bdev, fmode_t mode,
unsigned int cmd, unsigned long arg)
{
int error;
- struct block_device *bdev = inode->i_bdev;
struct brd_device *brd = bdev->bd_disk->private_data;
if (cmd != BLKFLSBUF)
static struct block_device_operations brd_fops = {
.owner = THIS_MODULE,
- .ioctl = brd_ioctl,
+ .locked_ioctl = brd_ioctl,
#ifdef CONFIG_BLK_DEV_XIP
.direct_access = brd_direct_access,
#endif
static void do_cciss_request(struct request_queue *q);
static irqreturn_t do_cciss_intr(int irq, void *dev_id);
-static int cciss_open(struct inode *inode, struct file *filep);
-static int cciss_release(struct inode *inode, struct file *filep);
-static int cciss_ioctl(struct inode *inode, struct file *filep,
+static int cciss_open(struct block_device *bdev, fmode_t mode);
+static int cciss_release(struct gendisk *disk, fmode_t mode);
+static int cciss_ioctl(struct block_device *bdev, fmode_t mode,
unsigned int cmd, unsigned long arg);
static int cciss_getgeo(struct block_device *bdev, struct hd_geometry *geo);
#endif /* CONFIG_PROC_FS */
#ifdef CONFIG_COMPAT
-static long cciss_compat_ioctl(struct file *f, unsigned cmd, unsigned long arg);
+static int cciss_compat_ioctl(struct block_device *, fmode_t,
+ unsigned, unsigned long);
#endif
static struct block_device_operations cciss_fops = {
.owner = THIS_MODULE,
.open = cciss_open,
.release = cciss_release,
- .ioctl = cciss_ioctl,
+ .locked_ioctl = cciss_ioctl,
.getgeo = cciss_getgeo,
#ifdef CONFIG_COMPAT
.compat_ioctl = cciss_compat_ioctl,
/*
* Open. Make sure the device is really there.
*/
-static int cciss_open(struct inode *inode, struct file *filep)
+static int cciss_open(struct block_device *bdev, fmode_t mode)
{
- ctlr_info_t *host = get_host(inode->i_bdev->bd_disk);
- drive_info_struct *drv = get_drv(inode->i_bdev->bd_disk);
+ ctlr_info_t *host = get_host(bdev->bd_disk);
+ drive_info_struct *drv = get_drv(bdev->bd_disk);
#ifdef CCISS_DEBUG
- printk(KERN_DEBUG "cciss_open %s\n", inode->i_bdev->bd_disk->disk_name);
+ printk(KERN_DEBUG "cciss_open %s\n", bdev->bd_disk->disk_name);
#endif /* CCISS_DEBUG */
if (host->busy_initializing || drv->busy_configuring)
* for "raw controller".
*/
if (drv->heads == 0) {
- if (iminor(inode) != 0) { /* not node 0? */
+ if (MINOR(bdev->bd_dev) != 0) { /* not node 0? */
/* if not node 0 make sure it is a partition = 0 */
- if (iminor(inode) & 0x0f) {
+ if (MINOR(bdev->bd_dev) & 0x0f) {
return -ENXIO;
/* if it is, make sure we have a LUN ID */
} else if (drv->LunID == 0) {
/*
* Close. Sync first.
*/
-static int cciss_release(struct inode *inode, struct file *filep)
+static int cciss_release(struct gendisk *disk, fmode_t mode)
{
- ctlr_info_t *host = get_host(inode->i_bdev->bd_disk);
- drive_info_struct *drv = get_drv(inode->i_bdev->bd_disk);
+ ctlr_info_t *host = get_host(disk);
+ drive_info_struct *drv = get_drv(disk);
#ifdef CCISS_DEBUG
- printk(KERN_DEBUG "cciss_release %s\n",
- inode->i_bdev->bd_disk->disk_name);
+ printk(KERN_DEBUG "cciss_release %s\n", disk->disk_name);
#endif /* CCISS_DEBUG */
drv->usage_count--;
#ifdef CONFIG_COMPAT
-static int do_ioctl(struct file *f, unsigned cmd, unsigned long arg)
+static int do_ioctl(struct block_device *bdev, fmode_t mode,
+ unsigned cmd, unsigned long arg)
{
int ret;
lock_kernel();
- ret = cciss_ioctl(f->f_path.dentry->d_inode, f, cmd, arg);
+ ret = cciss_ioctl(bdev, mode, cmd, arg);
unlock_kernel();
return ret;
}
-static int cciss_ioctl32_passthru(struct file *f, unsigned cmd,
- unsigned long arg);
-static int cciss_ioctl32_big_passthru(struct file *f, unsigned cmd,
- unsigned long arg);
+static int cciss_ioctl32_passthru(struct block_device *bdev, fmode_t mode,
+ unsigned cmd, unsigned long arg);
+static int cciss_ioctl32_big_passthru(struct block_device *bdev, fmode_t mode,
+ unsigned cmd, unsigned long arg);
-static long cciss_compat_ioctl(struct file *f, unsigned cmd, unsigned long arg)
+static int cciss_compat_ioctl(struct block_device *bdev, fmode_t mode,
+ unsigned cmd, unsigned long arg)
{
switch (cmd) {
case CCISS_GETPCIINFO:
case CCISS_REGNEWD:
case CCISS_RESCANDISK:
case CCISS_GETLUNINFO:
- return do_ioctl(f, cmd, arg);
+ return do_ioctl(bdev, mode, cmd, arg);
case CCISS_PASSTHRU32:
- return cciss_ioctl32_passthru(f, cmd, arg);
+ return cciss_ioctl32_passthru(bdev, mode, cmd, arg);
case CCISS_BIG_PASSTHRU32:
- return cciss_ioctl32_big_passthru(f, cmd, arg);
+ return cciss_ioctl32_big_passthru(bdev, mode, cmd, arg);
default:
return -ENOIOCTLCMD;
}
}
-static int cciss_ioctl32_passthru(struct file *f, unsigned cmd,
- unsigned long arg)
+static int cciss_ioctl32_passthru(struct block_device *bdev, fmode_t mode,
+ unsigned cmd, unsigned long arg)
{
IOCTL32_Command_struct __user *arg32 =
(IOCTL32_Command_struct __user *) arg;
if (err)
return -EFAULT;
- err = do_ioctl(f, CCISS_PASSTHRU, (unsigned long)p);
+ err = do_ioctl(bdev, mode, CCISS_PASSTHRU, (unsigned long)p);
if (err)
return err;
err |=
return err;
}
-static int cciss_ioctl32_big_passthru(struct file *file, unsigned cmd,
- unsigned long arg)
+static int cciss_ioctl32_big_passthru(struct block_device *bdev, fmode_t mode,
+ unsigned cmd, unsigned long arg)
{
BIG_IOCTL32_Command_struct __user *arg32 =
(BIG_IOCTL32_Command_struct __user *) arg;
if (err)
return -EFAULT;
- err = do_ioctl(file, CCISS_BIG_PASSTHRU, (unsigned long)p);
+ err = do_ioctl(bdev, mode, CCISS_BIG_PASSTHRU, (unsigned long)p);
if (err)
return err;
err |=
/*
* ioctl
*/
-static int cciss_ioctl(struct inode *inode, struct file *filep,
+static int cciss_ioctl(struct block_device *bdev, fmode_t mode,
unsigned int cmd, unsigned long arg)
{
- struct block_device *bdev = inode->i_bdev;
struct gendisk *disk = bdev->bd_disk;
ctlr_info_t *host = get_host(disk);
drive_info_struct *drv = get_drv(disk);
case SG_EMULATED_HOST:
case SG_IO:
case SCSI_IOCTL_SEND_COMMAND:
- return scsi_cmd_ioctl(filep, disk->queue, disk, cmd, argp);
+ return scsi_cmd_ioctl(disk->queue, disk, mode, cmd, argp);
/* scsi_cmd_ioctl would normally handle these, below, but */
/* they aren't a good fit for cciss, as CD-ROMs are */
unsigned int blkcnt,
unsigned int log_unit );
-static int ida_open(struct inode *inode, struct file *filep);
-static int ida_release(struct inode *inode, struct file *filep);
-static int ida_ioctl(struct inode *inode, struct file *filep, unsigned int cmd, unsigned long arg);
+static int ida_open(struct block_device *bdev, fmode_t mode);
+static int ida_release(struct gendisk *disk, fmode_t mode);
+static int ida_ioctl(struct block_device *bdev, fmode_t mode, unsigned int cmd, unsigned long arg);
static int ida_getgeo(struct block_device *bdev, struct hd_geometry *geo);
static int ida_ctlr_ioctl(ctlr_info_t *h, int dsk, ida_ioctl_t *io);
.owner = THIS_MODULE,
.open = ida_open,
.release = ida_release,
- .ioctl = ida_ioctl,
+ .locked_ioctl = ida_ioctl,
.getgeo = ida_getgeo,
.revalidate_disk= ida_revalidate,
};
/*
* Open. Make sure the device is really there.
*/
-static int ida_open(struct inode *inode, struct file *filep)
+static int ida_open(struct block_device *bdev, fmode_t mode)
{
- drv_info_t *drv = get_drv(inode->i_bdev->bd_disk);
- ctlr_info_t *host = get_host(inode->i_bdev->bd_disk);
+ drv_info_t *drv = get_drv(bdev->bd_disk);
+ ctlr_info_t *host = get_host(bdev->bd_disk);
- DBGINFO(printk("ida_open %s\n", inode->i_bdev->bd_disk->disk_name));
+ DBGINFO(printk("ida_open %s\n", bdev->bd_disk->disk_name));
/*
* Root is allowed to open raw volume zero even if it's not configured
* so array config can still work. I don't think I really like this,
/*
* Close. Sync first.
*/
-static int ida_release(struct inode *inode, struct file *filep)
+static int ida_release(struct gendisk *disk, fmode_t mode)
{
- ctlr_info_t *host = get_host(inode->i_bdev->bd_disk);
+ ctlr_info_t *host = get_host(disk);
host->usage_count--;
return 0;
}
* ida_ioctl does some miscellaneous stuff like reporting drive geometry,
* setting readahead and submitting commands from userspace to the controller.
*/
-static int ida_ioctl(struct inode *inode, struct file *filep, unsigned int cmd, unsigned long arg)
+static int ida_ioctl(struct block_device *bdev, fmode_t mode, unsigned int cmd, unsigned long arg)
{
- drv_info_t *drv = get_drv(inode->i_bdev->bd_disk);
- ctlr_info_t *host = get_host(inode->i_bdev->bd_disk);
+ drv_info_t *drv = get_drv(bdev->bd_disk);
+ ctlr_info_t *host = get_host(bdev->bd_disk);
int error;
ida_ioctl_t __user *io = (ida_ioctl_t __user *)arg;
ida_ioctl_t *my_io;
put_user(host->ctlr_sig, (int __user *)arg);
return 0;
case IDAREVALIDATEVOLS:
- if (iminor(inode) != 0)
+ if (MINOR(bdev->bd_dev) != 0)
return -ENXIO;
return revalidate_allvol(host);
case IDADRIVERVERSION:
return 0;
}
-static int fd_ioctl(struct inode *inode, struct file *filp, unsigned int cmd,
+static int fd_ioctl(struct block_device *bdev, fmode_t mode, unsigned int cmd,
unsigned long param)
{
-#define FD_IOCTL_ALLOWED ((filp) && (filp)->private_data)
+#define FD_IOCTL_ALLOWED (mode & (FMODE_WRITE|FMODE_WRITE_IOCTL))
#define OUT(c,x) case c: outparam = (const char *) (x); break
#define IN(c,x,tag) case c: *(x) = inparam. tag ; return 0
- int drive = (long)inode->i_bdev->bd_disk->private_data;
+ int drive = (long)bdev->bd_disk->private_data;
int type = ITYPE(UDRS->fd_device);
int i;
int ret;
current_type[drive] = NULL;
floppy_sizes[drive] = MAX_DISK_SIZE << 1;
UDRS->keep_data = 0;
- return invalidate_drive(inode->i_bdev);
+ return invalidate_drive(bdev);
case FDSETPRM:
case FDDEFPRM:
return set_geometry(cmd, &inparam.g,
- drive, type, inode->i_bdev);
+ drive, type, bdev);
case FDGETPRM:
ECALL(get_floppy_geometry(drive, type,
(struct floppy_struct **)
case FDFMTEND:
case FDFLUSH:
LOCK_FDC(drive, 1);
- return invalidate_drive(inode->i_bdev);
+ return invalidate_drive(bdev);
case FDSETEMSGTRESH:
UDP->max_errors.reporting =
printk("\n");
}
-static int floppy_release(struct inode *inode, struct file *filp)
+static int floppy_release(struct gendisk *disk, fmode_t mode)
{
- int drive = (long)inode->i_bdev->bd_disk->private_data;
+ int drive = (long)disk->private_data;
mutex_lock(&open_lock);
if (UDRS->fd_ref < 0)
* /dev/PS0 etc), and disallows simultaneous access to the same
* drive with different device numbers.
*/
-static int floppy_open(struct inode *inode, struct file *filp)
+static int floppy_open(struct block_device *bdev, fmode_t mode)
{
- int drive = (long)inode->i_bdev->bd_disk->private_data;
- int old_dev;
+ int drive = (long)bdev->bd_disk->private_data;
+ int old_dev, new_dev;
int try;
int res = -EBUSY;
char *tmp;
- filp->private_data = (void *)0;
mutex_lock(&open_lock);
old_dev = UDRS->fd_device;
- if (opened_bdev[drive] && opened_bdev[drive] != inode->i_bdev)
+ if (opened_bdev[drive] && opened_bdev[drive] != bdev)
goto out2;
if (!UDRS->fd_ref && (UDP->flags & FD_BROKEN_DCL)) {
USETF(FD_VERIFY);
}
- if (UDRS->fd_ref == -1 || (UDRS->fd_ref && (filp->f_flags & O_EXCL)))
+ if (UDRS->fd_ref == -1 || (UDRS->fd_ref && (mode & FMODE_EXCL)))
goto out2;
- if (filp->f_flags & O_EXCL)
+ if (mode & FMODE_EXCL)
UDRS->fd_ref = -1;
else
UDRS->fd_ref++;
- opened_bdev[drive] = inode->i_bdev;
+ opened_bdev[drive] = bdev;
res = -ENXIO;
}
}
- UDRS->fd_device = iminor(inode);
- set_capacity(disks[drive], floppy_sizes[iminor(inode)]);
- if (old_dev != -1 && old_dev != iminor(inode)) {
+ new_dev = MINOR(bdev->bd_dev);
+ UDRS->fd_device = new_dev;
+ set_capacity(disks[drive], floppy_sizes[new_dev]);
+ if (old_dev != -1 && old_dev != new_dev) {
if (buffer_drive == drive)
buffer_track = -1;
}
- /* Allow ioctls if we have write-permissions even if read-only open.
- * Needed so that programs such as fdrawcmd still can work on write
- * protected disks */
- if ((filp->f_mode & FMODE_WRITE) || !file_permission(filp, MAY_WRITE))
- filp->private_data = (void *)8;
-
if (UFDCS->rawcmd == 1)
UFDCS->rawcmd = 2;
- if (!(filp->f_flags & O_NDELAY)) {
- if (filp->f_mode & 3) {
+ if (!(mode & FMODE_NDELAY)) {
+ if (mode & (FMODE_READ|FMODE_WRITE)) {
UDRS->last_checked = 0;
- check_disk_change(inode->i_bdev);
+ check_disk_change(bdev);
if (UTESTF(FD_DISK_CHANGED))
goto out;
}
res = -EROFS;
- if ((filp->f_mode & 2) && !(UTESTF(FD_DISK_WRITABLE)))
+ if ((mode & FMODE_WRITE) && !(UTESTF(FD_DISK_WRITABLE)))
goto out;
}
mutex_unlock(&open_lock);
.owner = THIS_MODULE,
.open = floppy_open,
.release = floppy_release,
- .ioctl = fd_ioctl,
+ .locked_ioctl = fd_ioctl,
.getgeo = fd_getgeo,
.media_changed = check_floppy_change,
.revalidate_disk = floppy_revalidate,
* space operations write_begin and write_end.
*/
static int do_lo_send_aops(struct loop_device *lo, struct bio_vec *bvec,
- int bsize, loff_t pos, struct page *unused)
+ loff_t pos, struct page *unused)
{
struct file *file = lo->lo_backing_file; /* kudos to NFsckingS */
struct address_space *mapping = file->f_mapping;
* filesystems.
*/
static int do_lo_send_direct_write(struct loop_device *lo,
- struct bio_vec *bvec, int bsize, loff_t pos, struct page *page)
+ struct bio_vec *bvec, loff_t pos, struct page *page)
{
ssize_t bw = __do_lo_send_write(lo->lo_backing_file,
kmap(bvec->bv_page) + bvec->bv_offset,
* destination pages of the backing file.
*/
static int do_lo_send_write(struct loop_device *lo, struct bio_vec *bvec,
- int bsize, loff_t pos, struct page *page)
+ loff_t pos, struct page *page)
{
int ret = lo_do_transfer(lo, WRITE, page, 0, bvec->bv_page,
bvec->bv_offset, bvec->bv_len, pos >> 9);
return ret;
}
-static int lo_send(struct loop_device *lo, struct bio *bio, int bsize,
- loff_t pos)
+static int lo_send(struct loop_device *lo, struct bio *bio, loff_t pos)
{
- int (*do_lo_send)(struct loop_device *, struct bio_vec *, int, loff_t,
+ int (*do_lo_send)(struct loop_device *, struct bio_vec *, loff_t,
struct page *page);
struct bio_vec *bvec;
struct page *page = NULL;
}
}
bio_for_each_segment(bvec, bio, i) {
- ret = do_lo_send(lo, bvec, bsize, pos, page);
+ ret = do_lo_send(lo, bvec, pos, page);
if (ret < 0)
break;
pos += bvec->bv_len;
pos = ((loff_t) bio->bi_sector << 9) + lo->lo_offset;
if (bio_rw(bio) == WRITE)
- ret = lo_send(lo, bio, lo->lo_blocksize, pos);
+ ret = lo_send(lo, bio, pos);
else
ret = lo_receive(lo, bio, lo->lo_blocksize, pos);
return ret;
* This can only work if the loop device is used read-only, and if the
* new backing store is the same size and type as the old backing store.
*/
-static int loop_change_fd(struct loop_device *lo, struct file *lo_file,
- struct block_device *bdev, unsigned int arg)
+static int loop_change_fd(struct loop_device *lo, struct block_device *bdev,
+ unsigned int arg)
{
struct file *file, *old_file;
struct inode *inode;
return i && S_ISBLK(i->i_mode) && MAJOR(i->i_rdev) == LOOP_MAJOR;
}
-static int loop_set_fd(struct loop_device *lo, struct file *lo_file,
+static int loop_set_fd(struct loop_device *lo, fmode_t mode,
struct block_device *bdev, unsigned int arg)
{
struct file *file, *f;
while (is_loop_device(f)) {
struct loop_device *l;
- if (f->f_mapping->host->i_rdev == lo_file->f_mapping->host->i_rdev)
+ if (f->f_mapping->host->i_bdev == bdev)
goto out_putf;
l = f->f_mapping->host->i_bdev->bd_disk->private_data;
goto out_putf;
}
- if (!(lo_file->f_mode & FMODE_WRITE))
+ if (!(mode & FMODE_WRITE))
lo_flags |= LO_FLAGS_READ_ONLY;
set_device_ro(bdev, (lo_flags & LO_FLAGS_READ_ONLY) != 0);
memset(lo->lo_encrypt_key, 0, LO_KEY_SIZE);
memset(lo->lo_crypt_name, 0, LO_NAME_SIZE);
memset(lo->lo_file_name, 0, LO_NAME_SIZE);
- invalidate_bdev(bdev);
+ if (bdev)
+ invalidate_bdev(bdev);
set_capacity(lo->lo_disk, 0);
- bd_set_size(bdev, 0);
+ if (bdev)
+ bd_set_size(bdev, 0);
mapping_set_gfp_mask(filp->f_mapping, gfp);
lo->lo_state = Lo_unbound;
fput(filp);
return err;
}
-static int lo_ioctl(struct inode * inode, struct file * file,
+static int lo_ioctl(struct block_device *bdev, fmode_t mode,
unsigned int cmd, unsigned long arg)
{
- struct loop_device *lo = inode->i_bdev->bd_disk->private_data;
+ struct loop_device *lo = bdev->bd_disk->private_data;
int err;
mutex_lock(&lo->lo_ctl_mutex);
switch (cmd) {
case LOOP_SET_FD:
- err = loop_set_fd(lo, file, inode->i_bdev, arg);
+ err = loop_set_fd(lo, mode, bdev, arg);
break;
case LOOP_CHANGE_FD:
- err = loop_change_fd(lo, file, inode->i_bdev, arg);
+ err = loop_change_fd(lo, bdev, arg);
break;
case LOOP_CLR_FD:
- err = loop_clr_fd(lo, inode->i_bdev);
+ err = loop_clr_fd(lo, bdev);
break;
case LOOP_SET_STATUS:
err = loop_set_status_old(lo, (struct loop_info __user *) arg);
return err;
}
-static long lo_compat_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
+static int lo_compat_ioctl(struct block_device *bdev, fmode_t mode,
+ unsigned int cmd, unsigned long arg)
{
- struct inode *inode = file->f_path.dentry->d_inode;
- struct loop_device *lo = inode->i_bdev->bd_disk->private_data;
+ struct loop_device *lo = bdev->bd_disk->private_data;
int err;
switch(cmd) {
arg = (unsigned long) compat_ptr(arg);
case LOOP_SET_FD:
case LOOP_CHANGE_FD:
- err = lo_ioctl(inode, file, cmd, arg);
+ err = lo_ioctl(bdev, mode, cmd, arg);
break;
default:
err = -ENOIOCTLCMD;
}
#endif
-static int lo_open(struct inode *inode, struct file *file)
+static int lo_open(struct block_device *bdev, fmode_t mode)
{
- struct loop_device *lo = inode->i_bdev->bd_disk->private_data;
+ struct loop_device *lo = bdev->bd_disk->private_data;
mutex_lock(&lo->lo_ctl_mutex);
lo->lo_refcnt++;
return 0;
}
-static int lo_release(struct inode *inode, struct file *file)
+static int lo_release(struct gendisk *disk, fmode_t mode)
{
- struct loop_device *lo = inode->i_bdev->bd_disk->private_data;
+ struct loop_device *lo = disk->private_data;
mutex_lock(&lo->lo_ctl_mutex);
--lo->lo_refcnt;
if ((lo->lo_flags & LO_FLAGS_AUTOCLEAR) && !lo->lo_refcnt)
- loop_clr_fd(lo, inode->i_bdev);
+ loop_clr_fd(lo, NULL);
mutex_unlock(&lo->lo_ctl_mutex);
}
}
-static int nbd_ioctl(struct inode *inode, struct file *file,
+static int nbd_ioctl(struct block_device *bdev, fmode_t mode,
unsigned int cmd, unsigned long arg)
{
- struct nbd_device *lo = inode->i_bdev->bd_disk->private_data;
+ struct nbd_device *lo = bdev->bd_disk->private_data;
+ struct file *file;
int error;
struct request sreq ;
struct task_struct *thread;
error = -EINVAL;
file = fget(arg);
if (file) {
- struct block_device *bdev = inode->i_bdev;
- inode = file->f_path.dentry->d_inode;
+ struct inode *inode = file->f_path.dentry->d_inode;
if (S_ISSOCK(inode->i_mode)) {
lo->file = file;
lo->sock = SOCKET_I(inode);
case NBD_SET_BLKSIZE:
lo->blksize = arg;
lo->bytesize &= ~(lo->blksize-1);
- inode->i_bdev->bd_inode->i_size = lo->bytesize;
- set_blocksize(inode->i_bdev, lo->blksize);
+ bdev->bd_inode->i_size = lo->bytesize;
+ set_blocksize(bdev, lo->blksize);
set_capacity(lo->disk, lo->bytesize >> 9);
return 0;
case NBD_SET_SIZE:
lo->bytesize = arg & ~(lo->blksize-1);
- inode->i_bdev->bd_inode->i_size = lo->bytesize;
- set_blocksize(inode->i_bdev, lo->blksize);
+ bdev->bd_inode->i_size = lo->bytesize;
+ set_blocksize(bdev, lo->blksize);
set_capacity(lo->disk, lo->bytesize >> 9);
return 0;
case NBD_SET_TIMEOUT:
return 0;
case NBD_SET_SIZE_BLOCKS:
lo->bytesize = ((u64) arg) * lo->blksize;
- inode->i_bdev->bd_inode->i_size = lo->bytesize;
- set_blocksize(inode->i_bdev, lo->blksize);
+ bdev->bd_inode->i_size = lo->bytesize;
+ set_blocksize(bdev, lo->blksize);
set_capacity(lo->disk, lo->bytesize >> 9);
return 0;
case NBD_DO_IT:
if (file)
fput(file);
lo->bytesize = 0;
- inode->i_bdev->bd_inode->i_size = 0;
+ bdev->bd_inode->i_size = 0;
set_capacity(lo->disk, 0);
if (max_part > 0)
- ioctl_by_bdev(inode->i_bdev, BLKRRPART, 0);
+ ioctl_by_bdev(bdev, BLKRRPART, 0);
return lo->harderror;
case NBD_CLEAR_QUE:
/*
return 0;
case NBD_PRINT_DEBUG:
printk(KERN_INFO "%s: next = %p, prev = %p, head = %p\n",
- inode->i_bdev->bd_disk->disk_name,
+ bdev->bd_disk->disk_name,
lo->queue_head.next, lo->queue_head.prev,
&lo->queue_head);
return 0;
static struct block_device_operations nbd_fops =
{
.owner = THIS_MODULE,
- .ioctl = nbd_ioctl,
+ .locked_ioctl = nbd_ioctl,
};
/*
/* kernel glue structures */
-static int pcd_block_open(struct inode *inode, struct file *file)
+static int pcd_block_open(struct block_device *bdev, fmode_t mode)
{
- struct pcd_unit *cd = inode->i_bdev->bd_disk->private_data;
- return cdrom_open(&cd->info, inode, file);
+ struct pcd_unit *cd = bdev->bd_disk->private_data;
+ return cdrom_open(&cd->info, bdev, mode);
}
-static int pcd_block_release(struct inode *inode, struct file *file)
+static int pcd_block_release(struct gendisk *disk, fmode_t mode)
{
- struct pcd_unit *cd = inode->i_bdev->bd_disk->private_data;
- return cdrom_release(&cd->info, file);
+ struct pcd_unit *cd = disk->private_data;
+ cdrom_release(&cd->info, mode);
+ return 0;
}
-static int pcd_block_ioctl(struct inode *inode, struct file *file,
+static int pcd_block_ioctl(struct block_device *bdev, fmode_t mode,
unsigned cmd, unsigned long arg)
{
- struct pcd_unit *cd = inode->i_bdev->bd_disk->private_data;
- return cdrom_ioctl(file, &cd->info, inode, cmd, arg);
+ struct pcd_unit *cd = bdev->bd_disk->private_data;
+ return cdrom_ioctl(&cd->info, bdev, mode, cmd, arg);
}
static int pcd_block_media_changed(struct gendisk *disk)
.owner = THIS_MODULE,
.open = pcd_block_open,
.release = pcd_block_release,
- .ioctl = pcd_block_ioctl,
+ .locked_ioctl = pcd_block_ioctl,
.media_changed = pcd_block_media_changed,
};
/* kernel glue structures */
-static int pd_open(struct inode *inode, struct file *file)
+static int pd_open(struct block_device *bdev, fmode_t mode)
{
- struct pd_unit *disk = inode->i_bdev->bd_disk->private_data;
+ struct pd_unit *disk = bdev->bd_disk->private_data;
disk->access++;
return 0;
}
-static int pd_ioctl(struct inode *inode, struct file *file,
+static int pd_ioctl(struct block_device *bdev, fmode_t mode,
unsigned int cmd, unsigned long arg)
{
- struct pd_unit *disk = inode->i_bdev->bd_disk->private_data;
+ struct pd_unit *disk = bdev->bd_disk->private_data;
switch (cmd) {
case CDROMEJECT:
}
}
-static int pd_release(struct inode *inode, struct file *file)
+static int pd_release(struct gendisk *p, fmode_t mode)
{
- struct pd_unit *disk = inode->i_bdev->bd_disk->private_data;
+ struct pd_unit *disk = p->private_data;
if (!--disk->access && disk->removable)
pd_special_command(disk, pd_door_unlock);
.owner = THIS_MODULE,
.open = pd_open,
.release = pd_release,
- .ioctl = pd_ioctl,
+ .locked_ioctl = pd_ioctl,
.getgeo = pd_getgeo,
.media_changed = pd_check_media,
.revalidate_disk= pd_revalidate
#define ATAPI_READ_10 0x28
#define ATAPI_WRITE_10 0x2a
-static int pf_open(struct inode *inode, struct file *file);
+static int pf_open(struct block_device *bdev, fmode_t mode);
static void do_pf_request(struct request_queue * q);
-static int pf_ioctl(struct inode *inode, struct file *file,
+static int pf_ioctl(struct block_device *bdev, fmode_t mode,
unsigned int cmd, unsigned long arg);
static int pf_getgeo(struct block_device *bdev, struct hd_geometry *geo);
-static int pf_release(struct inode *inode, struct file *file);
+static int pf_release(struct gendisk *disk, fmode_t mode);
static int pf_detect(void);
static void do_pf_read(void);
.owner = THIS_MODULE,
.open = pf_open,
.release = pf_release,
- .ioctl = pf_ioctl,
+ .locked_ioctl = pf_ioctl,
.getgeo = pf_getgeo,
.media_changed = pf_check_media,
};
}
}
-static int pf_open(struct inode *inode, struct file *file)
+static int pf_open(struct block_device *bdev, fmode_t mode)
{
- struct pf_unit *pf = inode->i_bdev->bd_disk->private_data;
+ struct pf_unit *pf = bdev->bd_disk->private_data;
pf_identify(pf);
if (pf->media_status == PF_NM)
return -ENODEV;
- if ((pf->media_status == PF_RO) && (file->f_mode & 2))
+ if ((pf->media_status == PF_RO) && (mode & FMODE_WRITE))
return -EROFS;
pf->access++;
return 0;
}
-static int pf_ioctl(struct inode *inode, struct file *file, unsigned int cmd, unsigned long arg)
+static int pf_ioctl(struct block_device *bdev, fmode_t mode, unsigned int cmd, unsigned long arg)
{
- struct pf_unit *pf = inode->i_bdev->bd_disk->private_data;
+ struct pf_unit *pf = bdev->bd_disk->private_data;
if (cmd != CDROMEJECT)
return -EINVAL;
return 0;
}
-static int pf_release(struct inode *inode, struct file *file)
+static int pf_release(struct gendisk *disk, fmode_t mode)
{
- struct pf_unit *pf = inode->i_bdev->bd_disk->private_data;
+ struct pf_unit *pf = disk->private_data;
if (pf->access <= 0)
return -EINVAL;
goto out;
err = -EROFS;
- if ((!(tape->flags & PT_WRITE_OK)) && (file->f_mode & 2))
+ if ((!(tape->flags & PT_WRITE_OK)) && (file->f_mode & FMODE_WRITE))
goto out;
if (!(iminor(inode) & 128))
/*
* called at open time.
*/
-static int pkt_open_dev(struct pktcdvd_device *pd, int write)
+static int pkt_open_dev(struct pktcdvd_device *pd, fmode_t write)
{
int ret;
long lba;
* so bdget() can't fail.
*/
bdget(pd->bdev->bd_dev);
- if ((ret = blkdev_get(pd->bdev, FMODE_READ, O_RDONLY)))
+ if ((ret = blkdev_get(pd->bdev, FMODE_READ)))
goto out;
if ((ret = bd_claim(pd->bdev, pd)))
out_unclaim:
bd_release(pd->bdev);
out_putdev:
- blkdev_put(pd->bdev);
+ blkdev_put(pd->bdev, FMODE_READ);
out:
return ret;
}
pkt_set_speed(pd, MAX_SPEED, MAX_SPEED);
bd_release(pd->bdev);
- blkdev_put(pd->bdev);
+ blkdev_put(pd->bdev, FMODE_READ);
pkt_shrink_pktlist(pd);
}
return pkt_devs[dev_minor];
}
-static int pkt_open(struct inode *inode, struct file *file)
+static int pkt_open(struct block_device *bdev, fmode_t mode)
{
struct pktcdvd_device *pd = NULL;
int ret;
VPRINTK(DRIVER_NAME": entering open\n");
mutex_lock(&ctl_mutex);
- pd = pkt_find_dev_from_minor(iminor(inode));
+ pd = pkt_find_dev_from_minor(MINOR(bdev->bd_dev));
if (!pd) {
ret = -ENODEV;
goto out;
pd->refcnt++;
if (pd->refcnt > 1) {
- if ((file->f_mode & FMODE_WRITE) &&
+ if ((mode & FMODE_WRITE) &&
!test_bit(PACKET_WRITABLE, &pd->flags)) {
ret = -EBUSY;
goto out_dec;
}
} else {
- ret = pkt_open_dev(pd, file->f_mode & FMODE_WRITE);
+ ret = pkt_open_dev(pd, mode & FMODE_WRITE);
if (ret)
goto out_dec;
/*
* needed here as well, since ext2 (among others) may change
* the blocksize at mount time
*/
- set_blocksize(inode->i_bdev, CD_FRAMESIZE);
+ set_blocksize(bdev, CD_FRAMESIZE);
}
mutex_unlock(&ctl_mutex);
return ret;
}
-static int pkt_close(struct inode *inode, struct file *file)
+static int pkt_close(struct gendisk *disk, fmode_t mode)
{
- struct pktcdvd_device *pd = inode->i_bdev->bd_disk->private_data;
+ struct pktcdvd_device *pd = disk->private_data;
int ret = 0;
mutex_lock(&ctl_mutex);
bdev = bdget(dev);
if (!bdev)
return -ENOMEM;
- ret = blkdev_get(bdev, FMODE_READ, O_RDONLY | O_NONBLOCK);
+ ret = blkdev_get(bdev, FMODE_READ | FMODE_NDELAY);
if (ret)
return ret;
return 0;
out_mem:
- blkdev_put(bdev);
+ blkdev_put(bdev, FMODE_READ|FMODE_WRITE);
/* This is safe: open() is still holding a reference. */
module_put(THIS_MODULE);
return ret;
}
-static int pkt_ioctl(struct inode *inode, struct file *file, unsigned int cmd, unsigned long arg)
+static int pkt_ioctl(struct block_device *bdev, fmode_t mode, unsigned int cmd, unsigned long arg)
{
- struct pktcdvd_device *pd = inode->i_bdev->bd_disk->private_data;
+ struct pktcdvd_device *pd = bdev->bd_disk->private_data;
- VPRINTK("pkt_ioctl: cmd %x, dev %d:%d\n", cmd, imajor(inode), iminor(inode));
+ VPRINTK("pkt_ioctl: cmd %x, dev %d:%d\n", cmd,
+ MAJOR(bdev->bd_dev), MINOR(bdev->bd_dev));
switch (cmd) {
+ case CDROMEJECT:
+ /*
+ * The door gets locked when the device is opened, so we
+ * have to unlock it or else the eject command fails.
+ */
+ if (pd->refcnt == 1)
+ pkt_lock_door(pd, 0);
+ /* fallthru */
/*
* forward selected CDROM ioctls to CD-ROM, for UDF
*/
case CDROM_LAST_WRITTEN:
case CDROM_SEND_PACKET:
case SCSI_IOCTL_SEND_COMMAND:
- return blkdev_ioctl(pd->bdev->bd_inode, file, cmd, arg);
-
- case CDROMEJECT:
- /*
- * The door gets locked when the device is opened, so we
- * have to unlock it or else the eject command fails.
- */
- if (pd->refcnt == 1)
- pkt_lock_door(pd, 0);
- return blkdev_ioctl(pd->bdev->bd_inode, file, cmd, arg);
+ return __blkdev_driver_ioctl(pd->bdev, mode, cmd, arg);
default:
VPRINTK(DRIVER_NAME": Unknown ioctl for %s (%x)\n", pd->name, cmd);
.owner = THIS_MODULE,
.open = pkt_open,
.release = pkt_close,
- .ioctl = pkt_ioctl,
+ .locked_ioctl = pkt_ioctl,
.media_changed = pkt_media_changed,
};
pkt_debugfs_dev_remove(pd);
pkt_sysfs_dev_remove(pd);
- blkdev_put(pd->bdev);
+ blkdev_put(pd->bdev, FMODE_READ|FMODE_WRITE);
remove_proc_entry(pd->name, pkt_proc);
DPRINTK(DRIVER_NAME": writer %s unmapped\n", pd->name);
int interruptible);
static void release_drive(struct floppy_state *fs);
static int fd_eject(struct floppy_state *fs);
-static int floppy_ioctl(struct inode *inode, struct file *filp,
+static int floppy_ioctl(struct block_device *bdev, fmode_t mode,
unsigned int cmd, unsigned long param);
-static int floppy_open(struct inode *inode, struct file *filp);
-static int floppy_release(struct inode *inode, struct file *filp);
+static int floppy_open(struct block_device *bdev, fmode_t mode);
+static int floppy_release(struct gendisk *disk, fmode_t mode);
static int floppy_check_change(struct gendisk *disk);
static int floppy_revalidate(struct gendisk *disk);
static struct floppy_struct floppy_type =
{ 2880,18,2,80,0,0x1B,0x00,0xCF,0x6C,NULL }; /* 7 1.44MB 3.5" */
-static int floppy_ioctl(struct inode *inode, struct file *filp,
+static int floppy_ioctl(struct block_device *bdev, fmode_t mode,
unsigned int cmd, unsigned long param)
{
- struct floppy_state *fs = inode->i_bdev->bd_disk->private_data;
+ struct floppy_state *fs = bdev->bd_disk->private_data;
int err;
if ((cmd & 0x80) && !capable(CAP_SYS_ADMIN))
return -ENOTTY;
}
-static int floppy_open(struct inode *inode, struct file *filp)
+static int floppy_open(struct block_device *bdev, fmode_t mode)
{
- struct floppy_state *fs = inode->i_bdev->bd_disk->private_data;
+ struct floppy_state *fs = bdev->bd_disk->private_data;
struct swim3 __iomem *sw = fs->swim3;
int n, err = 0;
swim3_action(fs, SETMFM);
swim3_select(fs, RELAX);
- } else if (fs->ref_count == -1 || filp->f_flags & O_EXCL)
+ } else if (fs->ref_count == -1 || mode & FMODE_EXCL)
return -EBUSY;
- if (err == 0 && (filp->f_flags & O_NDELAY) == 0
- && (filp->f_mode & 3)) {
- check_disk_change(inode->i_bdev);
+ if (err == 0 && (mode & FMODE_NDELAY) == 0
+ && (mode & (FMODE_READ|FMODE_WRITE))) {
+ check_disk_change(bdev);
if (fs->ejected)
err = -ENXIO;
}
- if (err == 0 && (filp->f_mode & 2)) {
+ if (err == 0 && (mode & FMODE_WRITE)) {
if (fs->write_prot < 0)
fs->write_prot = swim3_readbit(fs, WRITE_PROT);
if (fs->write_prot)
return err;
}
- if (filp->f_flags & O_EXCL)
+ if (mode & FMODE_EXCL)
fs->ref_count = -1;
else
++fs->ref_count;
return 0;
}
-static int floppy_release(struct inode *inode, struct file *filp)
+static int floppy_release(struct gendisk *disk, fmode_t mode)
{
- struct floppy_state *fs = inode->i_bdev->bd_disk->private_data;
+ struct floppy_state *fs = disk->private_data;
struct swim3 __iomem *sw = fs->swim3;
if (fs->ref_count > 0 && --fs->ref_count == 0) {
swim3_action(fs, MOTOR_OFF);
static struct block_device_operations floppy_fops = {
.open = floppy_open,
.release = floppy_release,
- .ioctl = floppy_ioctl,
+ .locked_ioctl = floppy_ioctl,
.media_changed = floppy_check_change,
.revalidate_disk= floppy_revalidate,
};
* This is mostly needed to keep refcounting, but also to support
* media checks on removable media drives.
*/
-static int ub_bd_open(struct inode *inode, struct file *filp)
+static int ub_bd_open(struct block_device *bdev, fmode_t mode)
{
- struct gendisk *disk = inode->i_bdev->bd_disk;
- struct ub_lun *lun = disk->private_data;
+ struct ub_lun *lun = bdev->bd_disk->private_data;
struct ub_dev *sc = lun->udev;
unsigned long flags;
int rc;
spin_unlock_irqrestore(&ub_lock, flags);
if (lun->removable || lun->readonly)
- check_disk_change(inode->i_bdev);
+ check_disk_change(bdev);
/*
* The sd.c considers ->media_present and ->changed not equivalent,
* under some pretty murky conditions (a failure of READ CAPACITY).
* We may need it one day.
*/
- if (lun->removable && lun->changed && !(filp->f_flags & O_NDELAY)) {
+ if (lun->removable && lun->changed && !(mode & FMODE_NDELAY)) {
rc = -ENOMEDIUM;
goto err_open;
}
- if (lun->readonly && (filp->f_mode & FMODE_WRITE)) {
+ if (lun->readonly && (mode & FMODE_WRITE)) {
rc = -EROFS;
goto err_open;
}
/*
*/
-static int ub_bd_release(struct inode *inode, struct file *filp)
+static int ub_bd_release(struct gendisk *disk, fmode_t mode)
{
- struct gendisk *disk = inode->i_bdev->bd_disk;
struct ub_lun *lun = disk->private_data;
struct ub_dev *sc = lun->udev;
/*
* The ioctl interface.
*/
-static int ub_bd_ioctl(struct inode *inode, struct file *filp,
+static int ub_bd_ioctl(struct block_device *bdev, fmode_t mode,
unsigned int cmd, unsigned long arg)
{
- struct gendisk *disk = inode->i_bdev->bd_disk;
+ struct gendisk *disk = bdev->bd_disk;
void __user *usermem = (void __user *) arg;
- return scsi_cmd_ioctl(filp, disk->queue, disk, cmd, usermem);
+ return scsi_cmd_ioctl(disk->queue, disk, mode, cmd, usermem);
}
/*
.owner = THIS_MODULE,
.open = ub_bd_open,
.release = ub_bd_release,
- .ioctl = ub_bd_ioctl,
+ .locked_ioctl = ub_bd_ioctl,
.media_changed = ub_bd_media_changed,
.revalidate_disk = ub_bd_revalidate,
};
/*
* External open entry point.
*/
-static int viodasd_open(struct inode *ino, struct file *fil)
+static int viodasd_open(struct block_device *bdev, fmode_t mode)
{
- struct viodasd_device *d = ino->i_bdev->bd_disk->private_data;
+ struct viodasd_device *d = bdev->bd_disk->private_data;
HvLpEvent_Rc hvrc;
struct viodasd_waitevent we;
u16 flags = 0;
if (d->read_only) {
- if ((fil != NULL) && (fil->f_mode & FMODE_WRITE))
+ if (mode & FMODE_WRITE)
return -EROFS;
flags = vioblockflags_ro;
}
/*
* External release entry point.
*/
-static int viodasd_release(struct inode *ino, struct file *fil)
+static int viodasd_release(struct gendisk *disk, fmode_t mode)
{
- struct viodasd_device *d = ino->i_bdev->bd_disk->private_data;
+ struct viodasd_device *d = disk->private_data;
HvLpEvent_Rc hvrc;
/* Send the event to OS/400. We DON'T expect a response */
vblk->vq->vq_ops->kick(vblk->vq);
}
-static int virtblk_ioctl(struct inode *inode, struct file *filp,
+static int virtblk_ioctl(struct block_device *bdev, fmode_t mode,
unsigned cmd, unsigned long data)
{
- return scsi_cmd_ioctl(filp, inode->i_bdev->bd_disk->queue,
- inode->i_bdev->bd_disk, cmd,
+ return scsi_cmd_ioctl(bdev->bd_disk->queue,
+ bdev->bd_disk, mode, cmd,
(void __user *)data);
}
}
static struct block_device_operations virtblk_fops = {
- .ioctl = virtblk_ioctl,
+ .locked_ioctl = virtblk_ioctl,
.owner = THIS_MODULE,
.getgeo = virtblk_getgeo,
};
static struct block_device_operations xd_fops = {
.owner = THIS_MODULE,
- .ioctl = xd_ioctl,
+ .locked_ioctl = xd_ioctl,
.getgeo = xd_getgeo,
};
static DECLARE_WAIT_QUEUE_HEAD(xd_wait_int);
}
/* xd_ioctl: handle device ioctl's */
-static int xd_ioctl (struct inode *inode,struct file *file,u_int cmd,u_long arg)
+static int xd_ioctl(struct block_device *bdev, fmode_t mode, u_int cmd, u_long arg)
{
switch (cmd) {
case HDIO_SET_DMA:
static u_char xd_initdrives (void (*init_drive)(u_char drive));
static void do_xd_request (struct request_queue * q);
-static int xd_ioctl (struct inode *inode,struct file *file,unsigned int cmd,unsigned long arg);
+static int xd_ioctl (struct block_device *bdev,fmode_t mode,unsigned int cmd,unsigned long arg);
static int xd_readwrite (u_char operation,XD_INFO *disk,char *buffer,u_int block,u_int count);
static void xd_recalibrate (u_char drive);
return 0;
}
-static int blkif_ioctl(struct inode *inode, struct file *filep,
+static int blkif_ioctl(struct block_device *bdev, fmode_t mode,
unsigned command, unsigned long argument)
{
- struct blkfront_info *info =
- inode->i_bdev->bd_disk->private_data;
+ struct blkfront_info *info = bdev->bd_disk->private_data;
int i;
dev_dbg(&info->xbdev->dev, "command: 0x%x, argument: 0x%lx\n",
return info->is_ready;
}
-static int blkif_open(struct inode *inode, struct file *filep)
+static int blkif_open(struct block_device *bdev, fmode_t mode)
{
- struct blkfront_info *info = inode->i_bdev->bd_disk->private_data;
+ struct blkfront_info *info = bdev->bd_disk->private_data;
info->users++;
return 0;
}
-static int blkif_release(struct inode *inode, struct file *filep)
+static int blkif_release(struct gendisk *disk, fmode_t mode)
{
- struct blkfront_info *info = inode->i_bdev->bd_disk->private_data;
+ struct blkfront_info *info = disk->private_data;
info->users--;
if (info->users == 0) {
/* Check whether we have been instructed to close. We will
.open = blkif_open,
.release = blkif_release,
.getgeo = blkif_getgeo,
- .ioctl = blkif_ioctl,
+ .locked_ioctl = blkif_ioctl,
};
return ace->id_result;
}
-static int ace_open(struct inode *inode, struct file *filp)
+static int ace_open(struct block_device *bdev, fmode_t mode)
{
- struct ace_device *ace = inode->i_bdev->bd_disk->private_data;
+ struct ace_device *ace = bdev->bd_disk->private_data;
unsigned long flags;
dev_dbg(ace->dev, "ace_open() users=%i\n", ace->users + 1);
- filp->private_data = ace;
spin_lock_irqsave(&ace->lock, flags);
ace->users++;
spin_unlock_irqrestore(&ace->lock, flags);
- check_disk_change(inode->i_bdev);
+ check_disk_change(bdev);
return 0;
}
-static int ace_release(struct inode *inode, struct file *filp)
+static int ace_release(struct gendisk *disk, fmode_t mode)
{
- struct ace_device *ace = inode->i_bdev->bd_disk->private_data;
+ struct ace_device *ace = disk->private_data;
unsigned long flags;
u16 val;
return;
}
-static int
-z2_open( struct inode *inode, struct file *filp )
+static int z2_open(struct block_device *bdev, fmode_t mode)
{
int device;
int max_z2_map = ( Z2RAM_SIZE / Z2RAM_CHUNKSIZE ) *
sizeof( z2ram_map[0] );
int rc = -ENOMEM;
- device = iminor(inode);
+ device = MINOR(bdev->bd_dev);
if ( current_device != -1 && current_device != device )
{
}
static int
-z2_release( struct inode *inode, struct file *filp )
+z2_release(struct gendisk *disk, fmode_t mode)
{
if ( current_device == -1 )
return 0;
* is in their own interest: device control becomes a lot easier
* this way.
*/
-int cdrom_open(struct cdrom_device_info *cdi, struct inode *ip, struct file *fp)
+int cdrom_open(struct cdrom_device_info *cdi, struct block_device *bdev, fmode_t mode)
{
int ret;
/* if this was a O_NONBLOCK open and we should honor the flags,
* do a quick open without drive/disc integrity checks. */
cdi->use_count++;
- if ((fp->f_flags & O_NONBLOCK) && (cdi->options & CDO_USE_FFLAGS)) {
+ if ((mode & FMODE_NDELAY) && (cdi->options & CDO_USE_FFLAGS)) {
ret = cdi->ops->open(cdi, 1);
} else {
ret = open_for_data(cdi);
if (ret)
goto err;
cdrom_mmc3_profile(cdi);
- if (fp->f_mode & FMODE_WRITE) {
+ if (mode & FMODE_WRITE) {
ret = -EROFS;
if (cdrom_open_write(cdi))
goto err_release;
cdi->name, cdi->use_count);
/* Do this on open. Don't wait for mount, because they might
not be mounting, but opening with O_NONBLOCK */
- check_disk_change(ip->i_bdev);
+ check_disk_change(bdev);
return 0;
err_release:
if (CDROM_CAN(CDC_LOCK) && cdi->options & CDO_LOCK) {
return 0;
}
-int cdrom_release(struct cdrom_device_info *cdi, struct file *fp)
+void cdrom_release(struct cdrom_device_info *cdi, fmode_t mode)
{
struct cdrom_device_ops *cdo = cdi->ops;
int opened_for_data;
}
opened_for_data = !(cdi->options & CDO_USE_FFLAGS) ||
- !(fp && fp->f_flags & O_NONBLOCK);
+ !(mode & FMODE_NDELAY);
/*
* flush cache on last write release
cdi->options & CDO_AUTO_EJECT && CDROM_CAN(CDC_OPEN_TRAY))
cdo->tray_move(cdi, 1);
}
- return 0;
}
static int cdrom_read_mech_status(struct cdrom_device_info *cdi,
* these days.
* ATAPI / SCSI specific code now mainly resides in mmc_ioctl().
*/
-int cdrom_ioctl(struct file * file, struct cdrom_device_info *cdi,
- struct inode *ip, unsigned int cmd, unsigned long arg)
+int cdrom_ioctl(struct cdrom_device_info *cdi, struct block_device *bdev,
+ fmode_t mode, unsigned int cmd, unsigned long arg)
{
void __user *argp = (void __user *)arg;
int ret;
- struct gendisk *disk = ip->i_bdev->bd_disk;
+ struct gendisk *disk = bdev->bd_disk;
/*
* Try the generic SCSI command ioctl's first.
*/
- ret = scsi_cmd_ioctl(file, disk->queue, disk, cmd, argp);
+ ret = scsi_cmd_ioctl(disk->queue, disk, mode, cmd, argp);
if (ret != -ENOTTY)
return ret;
case CDROM_SELECT_DISC:
return cdrom_ioctl_select_disc(cdi, arg);
case CDROMRESET:
- return cdrom_ioctl_reset(cdi, ip->i_bdev);
+ return cdrom_ioctl_reset(cdi, bdev);
case CDROM_LOCKDOOR:
return cdrom_ioctl_lock_door(cdi, arg);
case CDROM_DEBUG:
.n_minors = 1,
};
-static int gdrom_bdops_open(struct inode *inode, struct file *file)
+static int gdrom_bdops_open(struct block_device *bdev, fmode_t mode)
{
- return cdrom_open(gd.cd_info, inode, file);
+ return cdrom_open(gd.cd_info, bdev, mode);
}
-static int gdrom_bdops_release(struct inode *inode, struct file *file)
+static int gdrom_bdops_release(struct block_device *bdev, fmode_t mode)
{
- return cdrom_release(gd.cd_info, file);
+ return cdrom_release(gd.cd_info, mode);
}
static int gdrom_bdops_mediachanged(struct gendisk *disk)
return cdrom_media_changed(gd.cd_info);
}
-static int gdrom_bdops_ioctl(struct inode *inode, struct file *file,
+static int gdrom_bdops_ioctl(struct block_device *bdev, fmode_t mode,
unsigned cmd, unsigned long arg)
{
- return cdrom_ioctl(file, gd.cd_info, inode, cmd, arg);
+ return cdrom_ioctl(gd.cd_info, bdev, mode, cmd, arg);
}
static struct block_device_operations gdrom_bdops = {
.open = gdrom_bdops_open,
.release = gdrom_bdops_release,
.media_changed = gdrom_bdops_mediachanged,
- .ioctl = gdrom_bdops_ioctl,
+ .locked_ioctl = gdrom_bdops_ioctl,
};
static irqreturn_t gdrom_command_interrupt(int irq, void *dev_id)
.release = single_release,
};
-static int viocd_blk_open(struct inode *inode, struct file *file)
+static int viocd_blk_open(struct block_device *bdev, fmode_t mode)
{
- struct disk_info *di = inode->i_bdev->bd_disk->private_data;
- return cdrom_open(&di->viocd_info, inode, file);
+ struct disk_info *di = bdev->bd_disk->private_data;
+ return cdrom_open(&di->viocd_info, bdev, mode);
}
-static int viocd_blk_release(struct inode *inode, struct file *file)
+static int viocd_blk_release(struct gendisk *disk, fmode_t mode)
{
- struct disk_info *di = inode->i_bdev->bd_disk->private_data;
- return cdrom_release(&di->viocd_info, file);
+ struct disk_info *di = disk->private_data;
+ cdrom_release(&di->viocd_info, mode);
+ return 0;
}
-static int viocd_blk_ioctl(struct inode *inode, struct file *file,
+static int viocd_blk_ioctl(struct block_device *bdev, fmode_t mode,
unsigned cmd, unsigned long arg)
{
- struct disk_info *di = inode->i_bdev->bd_disk->private_data;
- return cdrom_ioctl(file, &di->viocd_info, inode, cmd, arg);
+ struct disk_info *di = bdev->bd_disk->private_data;
+ return cdrom_ioctl(&di->viocd_info, bdev, mode, cmd, arg);
}
static int viocd_blk_media_changed(struct gendisk *disk)
.owner = THIS_MODULE,
.open = viocd_blk_open,
.release = viocd_blk_release,
- .ioctl = viocd_blk_ioctl,
+ .locked_ioctl = viocd_blk_ioctl,
.media_changed = viocd_blk_media_changed,
};
if ((nvram_open_cnt && (file->f_flags & O_EXCL)) ||
(nvram_open_mode & NVRAM_EXCL) ||
- ((file->f_mode & 2) && (nvram_open_mode & NVRAM_WRITE))) {
+ ((file->f_mode & FMODE_WRITE) && (nvram_open_mode & NVRAM_WRITE))) {
spin_unlock(&nvram_state_lock);
unlock_kernel();
return -EBUSY;
if (file->f_flags & O_EXCL)
nvram_open_mode |= NVRAM_EXCL;
- if (file->f_mode & 2)
+ if (file->f_mode & FMODE_WRITE)
nvram_open_mode |= NVRAM_WRITE;
nvram_open_cnt++;
/* if only one instance is open, clear the EXCL bit */
if (nvram_open_mode & NVRAM_EXCL)
nvram_open_mode &= ~NVRAM_EXCL;
- if (file->f_mode & 2)
+ if (file->f_mode & FMODE_WRITE)
nvram_open_mode &= ~NVRAM_WRITE;
spin_unlock(&nvram_state_lock);
if (!bdev)
goto out;
igrab(bdev->bd_inode);
- err = blkdev_get(bdev, filp->f_mode, 0);
+ err = blkdev_get(bdev, filp->f_mode);
if (err)
goto out;
err = bd_claim(bdev, raw_open);
out2:
bd_release(bdev);
out1:
- blkdev_put(bdev);
+ blkdev_put(bdev, filp->f_mode);
out:
mutex_unlock(&raw_mutex);
return err;
mutex_unlock(&raw_mutex);
bd_release(bdev);
- blkdev_put(bdev);
+ blkdev_put(bdev, filp->f_mode);
return 0;
}
{
struct block_device *bdev = filp->private_data;
- return blkdev_ioctl(bdev->bd_inode, NULL, command, arg);
+ return blkdev_ioctl(bdev, 0, command, arg);
}
static void bind_device(struct raw_config_request *rq)
#endif
};
-static int idecd_open(struct inode *inode, struct file *file)
+static int idecd_open(struct block_device *bdev, fmode_t mode)
{
- struct gendisk *disk = inode->i_bdev->bd_disk;
- struct cdrom_info *info;
+ struct cdrom_info *info = ide_cd_get(bdev->bd_disk);
int rc = -ENOMEM;
- info = ide_cd_get(disk);
if (!info)
return -ENXIO;
- rc = cdrom_open(&info->devinfo, inode, file);
+ rc = cdrom_open(&info->devinfo, bdev, mode);
if (rc < 0)
ide_cd_put(info);
return rc;
}
-static int idecd_release(struct inode *inode, struct file *file)
+static int idecd_release(struct gendisk *disk, fmode_t mode)
{
- struct gendisk *disk = inode->i_bdev->bd_disk;
struct cdrom_info *info = ide_drv_g(disk, cdrom_info);
- cdrom_release(&info->devinfo, file);
+ cdrom_release(&info->devinfo, mode);
ide_cd_put(info);
return 0;
}
-static int idecd_ioctl(struct inode *inode, struct file *file,
+static int idecd_ioctl(struct block_device *bdev, fmode_t mode,
unsigned int cmd, unsigned long arg)
{
- struct block_device *bdev = inode->i_bdev;
struct cdrom_info *info = ide_drv_g(bdev->bd_disk, cdrom_info);
int err;
break;
}
- err = generic_ide_ioctl(info->drive, file, bdev, cmd, arg);
+ err = generic_ide_ioctl(info->drive, bdev, cmd, arg);
if (err == -EINVAL)
- err = cdrom_ioctl(file, &info->devinfo, inode, cmd, arg);
+ err = cdrom_ioctl(&info->devinfo, bdev, mode, cmd, arg);
return err;
}
.owner = THIS_MODULE,
.open = idecd_open,
.release = idecd_release,
- .ioctl = idecd_ioctl,
+ .locked_ioctl = idecd_ioctl,
.media_changed = idecd_media_changed,
.revalidate_disk = idecd_revalidate_disk
};
ide_decl_devset(acoustic);
/* ide-disk_ioctl.c */
-int ide_disk_ioctl(ide_drive_t *, struct inode *, struct file *, unsigned int,
+int ide_disk_ioctl(ide_drive_t *, struct block_device *, fmode_t, unsigned int,
unsigned long);
#ifdef CONFIG_IDE_PROC_FS
{ 0 }
};
-int ide_disk_ioctl(ide_drive_t *drive, struct inode *inode, struct file *file,
+int ide_disk_ioctl(ide_drive_t *drive, struct block_device *bdev, fmode_t mode,
unsigned int cmd, unsigned long arg)
{
- struct block_device *bdev = inode->i_bdev;
int err;
err = ide_setting_ioctl(drive, bdev, cmd, arg, ide_disk_ioctl_settings);
if (err != -EOPNOTSUPP)
return err;
- return generic_ide_ioctl(drive, file, bdev, cmd, arg);
+ return generic_ide_ioctl(drive, bdev, cmd, arg);
}
void ide_floppy_create_read_capacity_cmd(struct ide_atapi_pc *);
/* ide-floppy_ioctl.c */
-int ide_floppy_ioctl(ide_drive_t *, struct inode *, struct file *, unsigned int,
- unsigned long);
+int ide_floppy_ioctl(ide_drive_t *, struct block_device *, fmode_t,
+ unsigned int, unsigned long);
#ifdef CONFIG_IDE_PROC_FS
/* ide-floppy_proc.c */
return 0;
}
-static int ide_floppy_format_ioctl(ide_drive_t *drive, struct file *file,
+static int ide_floppy_format_ioctl(ide_drive_t *drive, fmode_t mode,
unsigned int cmd, void __user *argp)
{
switch (cmd) {
case IDEFLOPPY_IOCTL_FORMAT_GET_CAPACITY:
return ide_floppy_get_format_capacities(drive, argp);
case IDEFLOPPY_IOCTL_FORMAT_START:
- if (!(file->f_mode & 2))
+ if (!(mode & FMODE_WRITE))
return -EPERM;
return ide_floppy_format_unit(drive, (int __user *)argp);
case IDEFLOPPY_IOCTL_FORMAT_GET_PROGRESS:
}
}
-int ide_floppy_ioctl(ide_drive_t *drive, struct inode *inode,
- struct file *file, unsigned int cmd, unsigned long arg)
+int ide_floppy_ioctl(ide_drive_t *drive, struct block_device *bdev,
+ fmode_t mode, unsigned int cmd, unsigned long arg)
{
- struct block_device *bdev = inode->i_bdev;
struct ide_atapi_pc pc;
void __user *argp = (void __user *)arg;
int err;
if (cmd == CDROMEJECT || cmd == CDROM_LOCKDOOR)
return ide_floppy_lockdoor(drive, &pc, arg, cmd);
- err = ide_floppy_format_ioctl(drive, file, cmd, argp);
+ err = ide_floppy_format_ioctl(drive, mode, cmd, argp);
if (err != -ENOTTY)
return err;
* and CDROM_SEND_PACKET (legacy) ioctls
*/
if (cmd != CDROM_SEND_PACKET && cmd != SCSI_IOCTL_SEND_COMMAND)
- err = scsi_cmd_ioctl(file, bdev->bd_disk->queue,
- bdev->bd_disk, cmd, argp);
+ err = scsi_cmd_ioctl(bdev->bd_disk->queue, bdev->bd_disk,
+ mode, cmd, argp);
if (err == -ENOTTY)
- err = generic_ide_ioctl(drive, file, bdev, cmd, arg);
+ err = generic_ide_ioctl(drive, bdev, cmd, arg);
return err;
}
#endif
};
-static int ide_gd_open(struct inode *inode, struct file *filp)
+static int ide_gd_open(struct block_device *bdev, fmode_t mode)
{
- struct gendisk *disk = inode->i_bdev->bd_disk;
+ struct gendisk *disk = bdev->bd_disk;
struct ide_disk_obj *idkp;
ide_drive_t *drive;
int ret = 0;
* unreadable disk, so that we can get the format capacity
* of the drive or begin the format - Sam
*/
- if (ret && (filp->f_flags & O_NDELAY) == 0) {
+ if (ret && (mode & FMODE_NDELAY) == 0) {
ret = -EIO;
goto out_put_idkp;
}
- if ((drive->dev_flags & IDE_DFLAG_WP) && (filp->f_mode & 2)) {
+ if ((drive->dev_flags & IDE_DFLAG_WP) && (mode & FMODE_WRITE)) {
ret = -EROFS;
goto out_put_idkp;
}
*/
drive->disk_ops->set_doorlock(drive, disk, 1);
drive->dev_flags |= IDE_DFLAG_MEDIA_CHANGED;
- check_disk_change(inode->i_bdev);
+ check_disk_change(bdev);
} else if (drive->dev_flags & IDE_DFLAG_FORMAT_IN_PROGRESS) {
ret = -EBUSY;
goto out_put_idkp;
return ret;
}
-static int ide_gd_release(struct inode *inode, struct file *filp)
+static int ide_gd_release(struct gendisk *disk, fmode_t mode)
{
- struct gendisk *disk = inode->i_bdev->bd_disk;
struct ide_disk_obj *idkp = ide_drv_g(disk, ide_disk_obj);
ide_drive_t *drive = idkp->drive;
return 0;
}
-static int ide_gd_ioctl(struct inode *inode, struct file *file,
+static int ide_gd_ioctl(struct block_device *bdev, fmode_t mode,
unsigned int cmd, unsigned long arg)
{
- struct block_device *bdev = inode->i_bdev;
struct ide_disk_obj *idkp = ide_drv_g(bdev->bd_disk, ide_disk_obj);
ide_drive_t *drive = idkp->drive;
- return drive->disk_ops->ioctl(drive, inode, file, cmd, arg);
+ return drive->disk_ops->ioctl(drive, bdev, mode, cmd, arg);
}
static struct block_device_operations ide_gd_ops = {
.owner = THIS_MODULE,
.open = ide_gd_open,
.release = ide_gd_release,
- .ioctl = ide_gd_ioctl,
+ .locked_ioctl = ide_gd_ioctl,
.getgeo = ide_gd_getgeo,
.media_changed = ide_gd_media_changed,
.revalidate_disk = ide_gd_revalidate_disk
return ret;
}
-int generic_ide_ioctl(ide_drive_t *drive, struct file *file,
- struct block_device *bdev,
+int generic_ide_ioctl(ide_drive_t *drive, struct block_device *bdev,
unsigned int cmd, unsigned long arg)
{
int err;
.release = idetape_chrdev_release,
};
-static int idetape_open(struct inode *inode, struct file *filp)
+static int idetape_open(struct block_device *bdev, fmode_t mode)
{
- struct gendisk *disk = inode->i_bdev->bd_disk;
- struct ide_tape_obj *tape;
+ struct ide_tape_obj *tape = ide_tape_get(bdev->bd_disk);
- tape = ide_tape_get(disk);
if (!tape)
return -ENXIO;
return 0;
}
-static int idetape_release(struct inode *inode, struct file *filp)
+static int idetape_release(struct gendisk *disk, fmode_t mode)
{
- struct gendisk *disk = inode->i_bdev->bd_disk;
struct ide_tape_obj *tape = ide_drv_g(disk, ide_tape_obj);
ide_tape_put(tape);
-
return 0;
}
-static int idetape_ioctl(struct inode *inode, struct file *file,
+static int idetape_ioctl(struct block_device *bdev, fmode_t mode,
unsigned int cmd, unsigned long arg)
{
- struct block_device *bdev = inode->i_bdev;
struct ide_tape_obj *tape = ide_drv_g(bdev->bd_disk, ide_tape_obj);
ide_drive_t *drive = tape->drive;
- int err = generic_ide_ioctl(drive, file, bdev, cmd, arg);
+ int err = generic_ide_ioctl(drive, bdev, cmd, arg);
if (err == -EINVAL)
err = idetape_blkdev_ioctl(drive, cmd, arg);
return err;
.owner = THIS_MODULE,
.open = idetape_open,
.release = idetape_release,
- .ioctl = idetape_ioctl,
+ .locked_ioctl = idetape_ioctl,
};
static int ide_tape_probe(ide_drive_t *drive)
return r;
}
-static inline int get_mode(struct dm_ioctl *param)
+static inline fmode_t get_mode(struct dm_ioctl *param)
{
- int mode = FMODE_READ | FMODE_WRITE;
+ fmode_t mode = FMODE_READ | FMODE_WRITE;
if (param->flags & DM_READONLY_FLAG)
mode = FMODE_READ;
return 0;
}
-static int linear_ioctl(struct dm_target *ti, struct inode *inode,
- struct file *filp, unsigned int cmd,
+static int linear_ioctl(struct dm_target *ti, unsigned int cmd,
unsigned long arg)
{
struct linear_c *lc = (struct linear_c *) ti->private;
- struct block_device *bdev = lc->dev->bdev;
- struct file fake_file = {};
- struct dentry fake_dentry = {};
-
- fake_file.f_mode = lc->dev->mode;
- fake_file.f_path.dentry = &fake_dentry;
- fake_dentry.d_inode = bdev->bd_inode;
-
- return blkdev_driver_ioctl(bdev->bd_inode, &fake_file, bdev->bd_disk, cmd, arg);
+ return __blkdev_driver_ioctl(lc->dev->bdev, lc->dev->mode, cmd, arg);
}
static int linear_merge(struct dm_target *ti, struct bvec_merge_data *bvm,
return -EINVAL;
}
-static int multipath_ioctl(struct dm_target *ti, struct inode *inode,
- struct file *filp, unsigned int cmd,
+static int multipath_ioctl(struct dm_target *ti, unsigned int cmd,
unsigned long arg)
{
struct multipath *m = (struct multipath *) ti->private;
struct block_device *bdev = NULL;
+ fmode_t mode = 0;
unsigned long flags;
- struct file fake_file = {};
- struct dentry fake_dentry = {};
int r = 0;
- fake_file.f_path.dentry = &fake_dentry;
-
spin_lock_irqsave(&m->lock, flags);
if (!m->current_pgpath)
if (m->current_pgpath) {
bdev = m->current_pgpath->path.dev->bdev;
- fake_dentry.d_inode = bdev->bd_inode;
- fake_file.f_mode = m->current_pgpath->path.dev->mode;
+ mode = m->current_pgpath->path.dev->mode;
}
if (m->queue_io)
spin_unlock_irqrestore(&m->lock, flags);
- return r ? : blkdev_driver_ioctl(bdev->bd_inode, &fake_file,
- bdev->bd_disk, cmd, arg);
+ return r ? : __blkdev_driver_ioctl(bdev, mode, cmd, arg);
}
/*-----------------------------------------------------------------
* device. This should be a combination of FMODE_READ
* and FMODE_WRITE.
*/
- int mode;
+ fmode_t mode;
/* a list of devices used by this table */
struct list_head devices;
return 0;
}
-int dm_table_create(struct dm_table **result, int mode,
+int dm_table_create(struct dm_table **result, fmode_t mode,
unsigned num_targets, struct mapped_device *md)
{
struct dm_table *t = kzalloc(sizeof(*t), GFP_KERNEL);
return PTR_ERR(bdev);
r = bd_claim_by_disk(bdev, _claim_ptr, dm_disk(md));
if (r)
- blkdev_put(bdev);
+ blkdev_put(bdev, d->dm_dev.mode);
else
d->dm_dev.bdev = bdev;
return r;
return;
bd_release_from_disk(d->dm_dev.bdev, dm_disk(md));
- blkdev_put(d->dm_dev.bdev);
+ blkdev_put(d->dm_dev.bdev, d->dm_dev.mode);
d->dm_dev.bdev = NULL;
}
* careful to leave things as they were if we fail to reopen the
* device.
*/
-static int upgrade_mode(struct dm_dev_internal *dd, int new_mode,
+static int upgrade_mode(struct dm_dev_internal *dd, fmode_t new_mode,
struct mapped_device *md)
{
int r;
*/
static int __table_get_device(struct dm_table *t, struct dm_target *ti,
const char *path, sector_t start, sector_t len,
- int mode, struct dm_dev **result)
+ fmode_t mode, struct dm_dev **result)
{
int r;
dev_t uninitialized_var(dev);
EXPORT_SYMBOL_GPL(dm_set_device_limits);
int dm_get_device(struct dm_target *ti, const char *path, sector_t start,
- sector_t len, int mode, struct dm_dev **result)
+ sector_t len, fmode_t mode, struct dm_dev **result)
{
int r = __table_get_device(ti->table, ti, path,
start, len, mode, result);
return &t->devices;
}
-int dm_table_get_mode(struct dm_table *t)
+fmode_t dm_table_get_mode(struct dm_table *t)
{
return t->mode;
}
#include <linux/idr.h>
#include <linux/hdreg.h>
#include <linux/blktrace_api.h>
-#include <linux/smp_lock.h>
#define DM_MSG_PREFIX "core"
/*
* Block device functions
*/
-static int dm_blk_open(struct inode *inode, struct file *file)
+static int dm_blk_open(struct block_device *bdev, fmode_t mode)
{
struct mapped_device *md;
spin_lock(&_minor_lock);
- md = inode->i_bdev->bd_disk->private_data;
+ md = bdev->bd_disk->private_data;
if (!md)
goto out;
return md ? 0 : -ENXIO;
}
-static int dm_blk_close(struct inode *inode, struct file *file)
+static int dm_blk_close(struct gendisk *disk, fmode_t mode)
{
- struct mapped_device *md;
-
- md = inode->i_bdev->bd_disk->private_data;
+ struct mapped_device *md = disk->private_data;
atomic_dec(&md->open_count);
dm_put(md);
return 0;
return dm_get_geometry(md, geo);
}
-static int dm_blk_ioctl(struct inode *inode, struct file *file,
+static int dm_blk_ioctl(struct block_device *bdev, fmode_t mode,
unsigned int cmd, unsigned long arg)
{
- struct mapped_device *md;
- struct dm_table *map;
+ struct mapped_device *md = bdev->bd_disk->private_data;
+ struct dm_table *map = dm_get_table(md);
struct dm_target *tgt;
int r = -ENOTTY;
- /* We don't really need this lock, but we do need 'inode'. */
- unlock_kernel();
-
- md = inode->i_bdev->bd_disk->private_data;
-
- map = dm_get_table(md);
-
if (!map || !dm_table_get_size(map))
goto out;
}
if (tgt->type->ioctl)
- r = tgt->type->ioctl(tgt, inode, file, cmd, arg);
+ r = tgt->type->ioctl(tgt, cmd, arg);
out:
dm_table_put(map);
- lock_kernel();
return r;
}
if (err) {
printk(KERN_ERR "md: could not bd_claim %s.\n",
bdevname(bdev, b));
- blkdev_put(bdev);
+ blkdev_put(bdev, FMODE_READ|FMODE_WRITE);
return err;
}
if (!shared)
if (!bdev)
MD_BUG();
bd_release(bdev);
- blkdev_put(bdev);
+ blkdev_put(bdev, FMODE_READ|FMODE_WRITE);
}
void md_autodetect_dev(dev_t dev);
return 0;
}
-static int md_ioctl(struct inode *inode, struct file *file,
+static int md_ioctl(struct block_device *bdev, fmode_t mode,
unsigned int cmd, unsigned long arg)
{
int err = 0;
* Commands creating/starting a new array:
*/
- mddev = inode->i_bdev->bd_disk->private_data;
+ mddev = bdev->bd_disk->private_data;
if (!mddev) {
BUG();
return err;
}
-static int md_open(struct inode *inode, struct file *file)
+static int md_open(struct block_device *bdev, fmode_t mode)
{
/*
* Succeed if we can lock the mddev, which confirms that
* it isn't being stopped right now.
*/
- mddev_t *mddev = inode->i_bdev->bd_disk->private_data;
+ mddev_t *mddev = bdev->bd_disk->private_data;
int err;
if ((err = mutex_lock_interruptible_nested(&mddev->reconfig_mutex, 1)))
atomic_inc(&mddev->openers);
mddev_unlock(mddev);
- check_disk_change(inode->i_bdev);
+ check_disk_change(bdev);
out:
return err;
}
-static int md_release(struct inode *inode, struct file * file)
+static int md_release(struct gendisk *disk, fmode_t mode)
{
- mddev_t *mddev = inode->i_bdev->bd_disk->private_data;
+ mddev_t *mddev = disk->private_data;
BUG_ON(!mddev);
atomic_dec(&mddev->openers);
.owner = THIS_MODULE,
.open = md_open,
.release = md_release,
- .ioctl = md_ioctl,
+ .locked_ioctl = md_ioctl,
.getgeo = md_getgeo,
.media_changed = md_media_changed,
.revalidate_disk= md_revalidate,
/*** Block device ***/
-static int mspro_block_bd_open(struct inode *inode, struct file *filp)
+static int mspro_block_bd_open(struct block_device *bdev, fmode_t mode)
{
- struct gendisk *disk = inode->i_bdev->bd_disk;
+ struct gendisk *disk = bdev->bd_disk;
struct mspro_block_data *msb = disk->private_data;
int rc = -ENXIO;
if (msb && msb->card) {
msb->usage_count++;
- if ((filp->f_mode & FMODE_WRITE) && msb->read_only)
+ if ((mode & FMODE_WRITE) && msb->read_only)
rc = -EROFS;
else
rc = 0;
return 0;
}
-static int mspro_block_bd_release(struct inode *inode, struct file *filp)
+static int mspro_block_bd_release(struct gendisk *disk, fmode_t mode)
{
- struct gendisk *disk = inode->i_bdev->bd_disk;
return mspro_block_disk_release(disk);
}
*
* Returns 0 on success or negative error code on failure.
*/
-static int i2o_block_open(struct inode *inode, struct file *file)
+static int i2o_block_open(struct block_device *bdev, fmode_t mode)
{
- struct i2o_block_device *dev = inode->i_bdev->bd_disk->private_data;
+ struct i2o_block_device *dev = bdev->bd_disk->private_data;
if (!dev->i2o_dev)
return -ENODEV;
*
* Returns 0 on success or negative error code on failure.
*/
-static int i2o_block_release(struct inode *inode, struct file *file)
+static int i2o_block_release(struct gendisk *disk, fmode_t mode)
{
- struct gendisk *disk = inode->i_bdev->bd_disk;
struct i2o_block_device *dev = disk->private_data;
u8 operation;
*
* Return 0 on success or negative error on failure.
*/
-static int i2o_block_ioctl(struct inode *inode, struct file *file,
+static int i2o_block_ioctl(struct block_device *bdev, fmode_t mode,
unsigned int cmd, unsigned long arg)
{
- struct gendisk *disk = inode->i_bdev->bd_disk;
+ struct gendisk *disk = bdev->bd_disk;
struct i2o_block_device *dev = disk->private_data;
/* Anyone capable of this syscall can do *real bad* things */
.owner = THIS_MODULE,
.open = i2o_block_open,
.release = i2o_block_release,
- .ioctl = i2o_block_ioctl,
+ .locked_ioctl = i2o_block_ioctl,
.getgeo = i2o_block_getgeo,
.media_changed = i2o_block_media_changed
};
mutex_unlock(&open_lock);
}
-static int mmc_blk_open(struct inode *inode, struct file *filp)
+static int mmc_blk_open(struct block_device *bdev, fmode_t mode)
{
- struct mmc_blk_data *md;
+ struct mmc_blk_data *md = mmc_blk_get(bdev->bd_disk);
int ret = -ENXIO;
- md = mmc_blk_get(inode->i_bdev->bd_disk);
if (md) {
if (md->usage == 2)
- check_disk_change(inode->i_bdev);
+ check_disk_change(bdev);
ret = 0;
- if ((filp->f_mode & FMODE_WRITE) && md->read_only) {
+ if ((mode & FMODE_WRITE) && md->read_only) {
mmc_blk_put(md);
ret = -EROFS;
}
return ret;
}
-static int mmc_blk_release(struct inode *inode, struct file *filp)
+static int mmc_blk_release(struct gendisk *disk, fmode_t mode)
{
- struct mmc_blk_data *md = inode->i_bdev->bd_disk->private_data;
+ struct mmc_blk_data *md = disk->private_data;
mmc_blk_put(md);
return 0;
if (dev->blkdev) {
invalidate_mapping_pages(dev->blkdev->bd_inode->i_mapping,
0, -1);
- close_bdev_excl(dev->blkdev);
+ close_bdev_exclusive(dev->blkdev, FMODE_READ|FMODE_WRITE);
}
kfree(dev);
return NULL;
/* Get a handle on the device */
- bdev = open_bdev_excl(devname, O_RDWR, NULL);
+ bdev = open_bdev_exclusive(devname, FMODE_READ|FMODE_WRITE, NULL);
#ifndef MODULE
if (IS_ERR(bdev)) {
}
-static int blktrans_open(struct inode *i, struct file *f)
+static int blktrans_open(struct block_device *bdev, fmode_t mode)
{
- struct mtd_blktrans_dev *dev;
- struct mtd_blktrans_ops *tr;
+ struct mtd_blktrans_dev *dev = bdev->bd_disk->private_data;
+ struct mtd_blktrans_ops *tr = dev->tr;
int ret = -ENODEV;
- dev = i->i_bdev->bd_disk->private_data;
- tr = dev->tr;
-
if (!try_module_get(dev->mtd->owner))
goto out;
return ret;
}
-static int blktrans_release(struct inode *i, struct file *f)
+static int blktrans_release(struct gendisk *disk, fmode_t mode)
{
- struct mtd_blktrans_dev *dev;
- struct mtd_blktrans_ops *tr;
+ struct mtd_blktrans_dev *dev = disk->private_data;
+ struct mtd_blktrans_ops *tr = dev->tr;
int ret = 0;
- dev = i->i_bdev->bd_disk->private_data;
- tr = dev->tr;
-
if (tr->release)
ret = tr->release(dev);
return -ENOTTY;
}
-static int blktrans_ioctl(struct inode *inode, struct file *file,
+static int blktrans_ioctl(struct block_device *bdev, fmode_t mode,
unsigned int cmd, unsigned long arg)
{
- struct mtd_blktrans_dev *dev = inode->i_bdev->bd_disk->private_data;
+ struct mtd_blktrans_dev *dev = bdev->bd_disk->private_data;
struct mtd_blktrans_ops *tr = dev->tr;
switch (cmd) {
.owner = THIS_MODULE,
.open = blktrans_open,
.release = blktrans_release,
- .ioctl = blktrans_ioctl,
+ .locked_ioctl = blktrans_ioctl,
.getgeo = blktrans_getgeo,
};
return -ENODEV;
/* You can't open the RO devices RW */
- if ((file->f_mode & 2) && (minor & 1))
+ if ((file->f_mode & FMODE_WRITE) && (minor & 1))
return -EACCES;
lock_kernel();
}
/* You can't open it RW if it's not a writeable device */
- if ((file->f_mode & 2) && !(mtd->flags & MTD_WRITEABLE)) {
+ if ((file->f_mode & FMODE_WRITE) && !(mtd->flags & MTD_WRITEABLE)) {
put_mtd_device(mtd);
ret = -EACCES;
goto out;
DEBUG(MTD_DEBUG_LEVEL0, "MTD_close\n");
/* Only sync if opened RW */
- if ((file->f_mode & 2) && mtd->sync)
+ if ((file->f_mode & FMODE_WRITE) && mtd->sync)
mtd->sync(mtd);
put_mtd_device(mtd);
{
struct erase_info *erase;
- if(!(file->f_mode & 2))
+ if(!(file->f_mode & FMODE_WRITE))
return -EPERM;
erase=kzalloc(sizeof(struct erase_info),GFP_KERNEL);
struct mtd_oob_buf __user *user_buf = argp;
uint32_t retlen;
- if(!(file->f_mode & 2))
+ if(!(file->f_mode & FMODE_WRITE))
return -EPERM;
if (copy_from_user(&buf, argp, sizeof(struct mtd_oob_buf)))
{
cycle_kernel_lock();
- if (file->f_mode & 2)
+ if (file->f_mode & FMODE_WRITE)
return -EINVAL;
return 0;
spin_unlock_irq(&block->request_queue_lock);
}
-static int dasd_open(struct inode *inp, struct file *filp)
+static int dasd_open(struct block_device *bdev, fmode_t mode)
{
- struct gendisk *disk = inp->i_bdev->bd_disk;
- struct dasd_block *block = disk->private_data;
+ struct dasd_block *block = bdev->bd_disk->private_data;
struct dasd_device *base = block->base;
int rc;
return rc;
}
-static int dasd_release(struct inode *inp, struct file *filp)
+static int dasd_release(struct gendisk *disk, fmode_t mode)
{
- struct gendisk *disk = inp->i_bdev->bd_disk;
struct dasd_block *block = disk->private_data;
atomic_dec(&block->open_count);
.owner = THIS_MODULE,
.open = dasd_open,
.release = dasd_release,
- .ioctl = dasd_ioctl,
- .compat_ioctl = dasd_compat_ioctl,
+ .locked_ioctl = dasd_ioctl,
.getgeo = dasd_getgeo,
};
struct block_device *bdev;
bdev = bdget_disk(block->gdp, 0);
- if (!bdev || blkdev_get(bdev, FMODE_READ, 1) < 0)
+ if (!bdev || blkdev_get(bdev, FMODE_READ) < 0)
return -ENODEV;
/*
* See fs/partition/check.c:register_disk,rescan_partitions
invalidate_partition(block->gdp, 0);
/* Matching blkdev_put to the blkdev_get in dasd_scan_partitions. */
- blkdev_put(bdev);
+ blkdev_put(bdev, FMODE_READ);
set_capacity(block->gdp, 0);
}
void dasd_destroy_partitions(struct dasd_block *);
/* externals in dasd_ioctl.c */
-int dasd_ioctl(struct inode *, struct file *, unsigned int, unsigned long);
-long dasd_compat_ioctl(struct file *, unsigned int, unsigned long);
+int dasd_ioctl(struct block_device *, fmode_t, unsigned int, unsigned long);
/* externals in dasd_proc.c */
int dasd_proc_init(void);
}
int
-dasd_ioctl(struct inode *inode, struct file *file,
+dasd_ioctl(struct block_device *bdev, fmode_t mode,
unsigned int cmd, unsigned long arg)
{
- struct block_device *bdev = inode->i_bdev;
struct dasd_block *block = bdev->bd_disk->private_data;
void __user *argp = (void __user *)arg;
return -EINVAL;
}
}
-
-long
-dasd_compat_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
-{
- int rval;
-
- lock_kernel();
- rval = dasd_ioctl(filp->f_path.dentry->d_inode, filp, cmd, arg);
- unlock_kernel();
-
- return (rval == -EINVAL) ? -ENOIOCTLCMD : rval;
-}
#define PRINT_WARN(x...) printk(KERN_WARNING DCSSBLK_NAME " warning: " x)
#define PRINT_ERR(x...) printk(KERN_ERR DCSSBLK_NAME " error: " x)
-static int dcssblk_open(struct inode *inode, struct file *filp);
-static int dcssblk_release(struct inode *inode, struct file *filp);
+static int dcssblk_open(struct block_device *bdev, fmode_t mode);
+static int dcssblk_release(struct gendisk *disk, fmode_t mode);
static int dcssblk_make_request(struct request_queue *q, struct bio *bio);
static int dcssblk_direct_access(struct block_device *bdev, sector_t secnum,
void **kaddr, unsigned long *pfn);
}
static int
-dcssblk_open(struct inode *inode, struct file *filp)
+dcssblk_open(struct block_device *bdev, fmode_t mode)
{
struct dcssblk_dev_info *dev_info;
int rc;
- dev_info = inode->i_bdev->bd_disk->private_data;
+ dev_info = bdev->bd_disk->private_data;
if (NULL == dev_info) {
rc = -ENODEV;
goto out;
}
atomic_inc(&dev_info->use_count);
- inode->i_bdev->bd_block_size = 4096;
+ bdev->bd_block_size = 4096;
rc = 0;
out:
return rc;
}
static int
-dcssblk_release(struct inode *inode, struct file *filp)
+dcssblk_release(struct gendisk *disk, fmode_t mode)
{
- struct dcssblk_dev_info *dev_info;
+ struct dcssblk_dev_info *dev_info = disk->private_data;
struct segment_info *entry;
int rc;
- dev_info = inode->i_bdev->bd_disk->private_data;
- if (NULL == dev_info) {
+ if (!dev_info) {
rc = -ENODEV;
goto out;
}
/*
* file operation structure for tape block frontend
*/
-static int tapeblock_open(struct inode *, struct file *);
-static int tapeblock_release(struct inode *, struct file *);
-static int tapeblock_ioctl(struct inode *, struct file *, unsigned int,
+static int tapeblock_open(struct block_device *, fmode_t);
+static int tapeblock_release(struct gendisk *, fmode_t);
+static int tapeblock_ioctl(struct block_device *, fmode_t, unsigned int,
unsigned long);
static int tapeblock_medium_changed(struct gendisk *);
static int tapeblock_revalidate_disk(struct gendisk *);
.owner = THIS_MODULE,
.open = tapeblock_open,
.release = tapeblock_release,
- .ioctl = tapeblock_ioctl,
+ .locked_ioctl = tapeblock_ioctl,
.media_changed = tapeblock_medium_changed,
.revalidate_disk = tapeblock_revalidate_disk,
};
* Block frontend tape device open function.
*/
static int
-tapeblock_open(struct inode *inode, struct file *filp)
+tapeblock_open(struct block_device *bdev, fmode_t mode)
{
- struct gendisk * disk;
+ struct gendisk * disk = bdev->bd_disk;
struct tape_device * device;
int rc;
- disk = inode->i_bdev->bd_disk;
device = tape_get_device_reference(disk->private_data);
if (device->required_tapemarks) {
* we just get the pointer here and release the reference.
*/
static int
-tapeblock_release(struct inode *inode, struct file *filp)
+tapeblock_release(struct gendisk *disk, fmode_t mode)
{
- struct gendisk *disk = inode->i_bdev->bd_disk;
struct tape_device *device = disk->private_data;
tape_state_set(device, TS_IN_USE);
*/
static int
tapeblock_ioctl(
- struct inode * inode,
- struct file * file,
+ struct block_device * bdev,
+ fmode_t mode,
unsigned int command,
unsigned long arg
) {
int rc;
int minor;
- struct gendisk *disk;
+ struct gendisk *disk = bdev->bd_disk;
struct tape_device *device;
rc = 0;
- disk = inode->i_bdev->bd_disk;
BUG_ON(!disk);
device = disk->private_data;
BUG_ON(!device);
- minor = iminor(inode);
+ minor = MINOR(bdev->bd_dev);
DBF_LH(6, "tapeblock_ioctl(0x%0x)\n", command);
DBF_LH(6, "device = %d:%d\n", tapeblock_major, minor);
#endif
};
-static int idescsi_ide_open(struct inode *inode, struct file *filp)
+static int idescsi_ide_open(struct block_device *bdev, fmode_t mode)
{
- struct gendisk *disk = inode->i_bdev->bd_disk;
- struct ide_scsi_obj *scsi;
+ struct ide_scsi_obj *scsi = ide_scsi_get(bdev->bd_disk);
- if (!(scsi = ide_scsi_get(disk)))
+ if (!scsi)
return -ENXIO;
return 0;
}
-static int idescsi_ide_release(struct inode *inode, struct file *filp)
+static int idescsi_ide_release(struct gendisk *disk, fmode_t mode)
{
- struct gendisk *disk = inode->i_bdev->bd_disk;
- struct ide_scsi_obj *scsi = ide_scsi_g(disk);
-
- ide_scsi_put(scsi);
-
+ ide_scsi_put(ide_scsi_g(disk));
return 0;
}
-static int idescsi_ide_ioctl(struct inode *inode, struct file *file,
+static int idescsi_ide_ioctl(struct block_device *bdev, fmode_t mode,
unsigned int cmd, unsigned long arg)
{
- struct block_device *bdev = inode->i_bdev;
struct ide_scsi_obj *scsi = ide_scsi_g(bdev->bd_disk);
- return generic_ide_ioctl(scsi->drive, file, bdev, cmd, arg);
+ return generic_ide_ioctl(scsi->drive, bdev, cmd, arg);
}
static struct block_device_operations idescsi_ops = {
.owner = THIS_MODULE,
.open = idescsi_ide_open,
.release = idescsi_ide_release,
- .ioctl = idescsi_ide_ioctl,
+ .locked_ioctl = idescsi_ide_ioctl,
};
static int idescsi_slave_configure(struct scsi_device * sdp)
case SCSI_IOCTL_SEND_COMMAND:
if (!capable(CAP_SYS_ADMIN) || !capable(CAP_SYS_RAWIO))
return -EACCES;
- return sg_scsi_ioctl(NULL, sdev->request_queue, NULL, arg);
+ return sg_scsi_ioctl(sdev->request_queue, NULL, 0, arg);
case SCSI_IOCTL_DOORLOCK:
return scsi_set_medium_removal(sdev, SCSI_REMOVAL_PREVENT);
case SCSI_IOCTL_DOORUNLOCK:
* @filp: either NULL or a &struct file which must have the O_NONBLOCK flag.
*/
int scsi_nonblockable_ioctl(struct scsi_device *sdev, int cmd,
- void __user *arg, struct file *filp)
+ void __user *arg, int ndelay)
{
int val, result;
/* The first set of iocts may be executed even if we're doing
* error processing, as long as the device was opened
* non-blocking */
- if (filp && (filp->f_flags & O_NONBLOCK)) {
+ if (ndelay) {
if (scsi_host_in_recovery(sdev->host))
return -ENODEV;
} else if (!scsi_block_when_processing_errors(sdev))
* In the latter case @inode and @filp carry an abridged amount
* of information as noted above.
**/
-static int sd_open(struct inode *inode, struct file *filp)
+static int sd_open(struct block_device *bdev, fmode_t mode)
{
- struct gendisk *disk = inode->i_bdev->bd_disk;
- struct scsi_disk *sdkp;
+ struct scsi_disk *sdkp = scsi_disk_get(bdev->bd_disk);
struct scsi_device *sdev;
int retval;
- if (!(sdkp = scsi_disk_get(disk)))
+ if (!sdkp)
return -ENXIO;
-
SCSI_LOG_HLQUEUE(3, sd_printk(KERN_INFO, sdkp, "sd_open\n"));
sdev = sdkp->device;
goto error_out;
if (sdev->removable || sdkp->write_prot)
- check_disk_change(inode->i_bdev);
+ check_disk_change(bdev);
/*
* If the drive is empty, just let the open fail.
*/
retval = -ENOMEDIUM;
- if (sdev->removable && !sdkp->media_present &&
- !(filp->f_flags & O_NDELAY))
+ if (sdev->removable && !sdkp->media_present && !(mode & FMODE_NDELAY))
goto error_out;
/*
* if the user expects to be able to write to the thing.
*/
retval = -EROFS;
- if (sdkp->write_prot && (filp->f_mode & FMODE_WRITE))
+ if (sdkp->write_prot && (mode & FMODE_WRITE))
goto error_out;
/*
* Note: may block (uninterruptible) if error recovery is underway
* on this disk.
**/
-static int sd_release(struct inode *inode, struct file *filp)
+static int sd_release(struct gendisk *disk, fmode_t mode)
{
- struct gendisk *disk = inode->i_bdev->bd_disk;
struct scsi_disk *sdkp = scsi_disk(disk);
struct scsi_device *sdev = sdkp->device;
* Note: most ioctls are forward onto the block subsystem or further
* down in the scsi subsystem.
**/
-static int sd_ioctl(struct inode * inode, struct file * filp,
+static int sd_ioctl(struct block_device *bdev, fmode_t mode,
unsigned int cmd, unsigned long arg)
{
- struct block_device *bdev = inode->i_bdev;
struct gendisk *disk = bdev->bd_disk;
struct scsi_device *sdp = scsi_disk(disk)->device;
void __user *p = (void __user *)arg;
* may try and take the device offline, in which case all further
* access to the device is prohibited.
*/
- error = scsi_nonblockable_ioctl(sdp, cmd, p, filp);
+ error = scsi_nonblockable_ioctl(sdp, cmd, p,
+ (mode & FMODE_NDELAY_NOW) != 0);
if (!scsi_block_when_processing_errors(sdp) || !error)
return error;
case SCSI_IOCTL_GET_BUS_NUMBER:
return scsi_ioctl(sdp, cmd, p);
default:
- error = scsi_cmd_ioctl(filp, disk->queue, disk, cmd, p);
+ error = scsi_cmd_ioctl(disk->queue, disk, mode, cmd, p);
if (error != -ENOTTY)
return error;
}
* This gets directly called from VFS. When the ioctl
* is not recognized we go back to the other translation paths.
*/
-static long sd_compat_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
+static int sd_compat_ioctl(struct block_device *bdev, fmode_t mode,
+ unsigned int cmd, unsigned long arg)
{
- struct block_device *bdev = file->f_path.dentry->d_inode->i_bdev;
- struct gendisk *disk = bdev->bd_disk;
- struct scsi_device *sdev = scsi_disk(disk)->device;
+ struct scsi_device *sdev = scsi_disk(bdev->bd_disk)->device;
/*
* If we are in the middle of error recovery, don't let anyone
.owner = THIS_MODULE,
.open = sd_open,
.release = sd_release,
- .ioctl = sd_ioctl,
+ .locked_ioctl = sd_ioctl,
.getgeo = sd_getgeo,
#ifdef CONFIG_COMPAT
.compat_ioctl = sd_compat_ioctl,
if (sg_allow_access(filp, &opcode))
return -EPERM;
}
- return sg_scsi_ioctl(filp, sdp->device->request_queue, NULL, p);
+ return sg_scsi_ioctl(sdp->device->request_queue, NULL, filp->f_mode, p);
case SG_SET_DEBUG:
result = get_user(val, ip);
if (result)
return scsi_prep_return(q, rq, ret);
}
-static int sr_block_open(struct inode *inode, struct file *file)
+static int sr_block_open(struct block_device *bdev, fmode_t mode)
{
- struct gendisk *disk = inode->i_bdev->bd_disk;
- struct scsi_cd *cd;
- int ret = 0;
-
- if(!(cd = scsi_cd_get(disk)))
- return -ENXIO;
-
- if((ret = cdrom_open(&cd->cdi, inode, file)) != 0)
- scsi_cd_put(cd);
+ struct scsi_cd *cd = scsi_cd_get(bdev->bd_disk);
+ int ret = -ENXIO;
+ if (cd) {
+ ret = cdrom_open(&cd->cdi, bdev, mode);
+ if (ret)
+ scsi_cd_put(cd);
+ }
return ret;
}
-static int sr_block_release(struct inode *inode, struct file *file)
+static int sr_block_release(struct gendisk *disk, fmode_t mode)
{
- int ret;
- struct scsi_cd *cd = scsi_cd(inode->i_bdev->bd_disk);
- ret = cdrom_release(&cd->cdi, file);
- if(ret)
- return ret;
-
+ struct scsi_cd *cd = scsi_cd(disk);
+ cdrom_release(&cd->cdi, mode);
scsi_cd_put(cd);
-
return 0;
}
-static int sr_block_ioctl(struct inode *inode, struct file *file, unsigned cmd,
+static int sr_block_ioctl(struct block_device *bdev, fmode_t mode, unsigned cmd,
unsigned long arg)
{
- struct scsi_cd *cd = scsi_cd(inode->i_bdev->bd_disk);
+ struct scsi_cd *cd = scsi_cd(bdev->bd_disk);
struct scsi_device *sdev = cd->device;
void __user *argp = (void __user *)arg;
int ret;
return scsi_ioctl(sdev, cmd, argp);
}
- ret = cdrom_ioctl(file, &cd->cdi, inode, cmd, arg);
+ ret = cdrom_ioctl(&cd->cdi, bdev, mode, cmd, arg);
if (ret != -ENOSYS)
return ret;
* case fall through to scsi_ioctl, which will return ENDOEV again
* if it doesn't recognise the ioctl
*/
- ret = scsi_nonblockable_ioctl(sdev, cmd, argp, NULL);
+ ret = scsi_nonblockable_ioctl(sdev, cmd, argp,
+ (mode & FMODE_NDELAY_NOW) != 0);
if (ret != -ENODEV)
return ret;
return scsi_ioctl(sdev, cmd, argp);
.owner = THIS_MODULE,
.open = sr_block_open,
.release = sr_block_release,
- .ioctl = sr_block_ioctl,
+ .locked_ioctl = sr_block_ioctl,
.media_changed = sr_block_media_changed,
/*
* No compat_ioctl for now because sr_block_ioctl never
* may try and take the device offline, in which case all further
* access to the device is prohibited.
*/
- retval = scsi_nonblockable_ioctl(STp->device, cmd_in, p, file);
+ retval = scsi_nonblockable_ioctl(STp->device, cmd_in, p,
+ file->f_flags & O_NDELAY);
if (!scsi_block_when_processing_errors(STp->device) || retval != -ENODEV)
goto out;
retval = 0;
!capable(CAP_SYS_RAWIO))
i = -EPERM;
else
- i = scsi_cmd_ioctl(file, STp->disk->queue,
- STp->disk, cmd_in, p);
+ i = scsi_cmd_ioctl(STp->disk->queue, STp->disk,
+ file->f_mode, cmd_in, p);
if (i != -ENOTTY)
return i;
break;
* to be used for internal purposes. If you ever need it - reconsider
* your API.
*/
-struct block_device *open_by_devnum(dev_t dev, unsigned mode)
+struct block_device *open_by_devnum(dev_t dev, fmode_t mode)
{
struct block_device *bdev = bdget(dev);
int err = -ENOMEM;
- int flags = mode & FMODE_WRITE ? O_RDWR : O_RDONLY;
if (bdev)
- err = blkdev_get(bdev, mode, flags);
+ err = blkdev_get(bdev, mode);
return err ? ERR_PTR(err) : bdev;
}
}
EXPORT_SYMBOL(bd_set_size);
-static int __blkdev_get(struct block_device *bdev, mode_t mode, unsigned flags,
- int for_part);
-static int __blkdev_put(struct block_device *bdev, int for_part);
+static int __blkdev_put(struct block_device *bdev, fmode_t mode, int for_part);
/*
* bd_mutex locking:
* mutex_lock_nested(whole->bd_mutex, 1)
*/
-static int do_open(struct block_device *bdev, struct file *file, int for_part)
+static int __blkdev_get(struct block_device *bdev, fmode_t mode, int for_part)
{
struct gendisk *disk;
struct hd_struct *part = NULL;
int partno;
int perm = 0;
- if (file->f_mode & FMODE_READ)
+ if (mode & FMODE_READ)
perm |= MAY_READ;
- if (file->f_mode & FMODE_WRITE)
+ if (mode & FMODE_WRITE)
perm |= MAY_WRITE;
/*
* hooks: /n/, see "layering violations".
}
ret = -ENXIO;
- file->f_mapping = bdev->bd_inode->i_mapping;
lock_kernel();
if (!partno) {
struct backing_dev_info *bdi;
if (disk->fops->open) {
- ret = disk->fops->open(bdev->bd_inode, file);
+ ret = disk->fops->open(bdev, mode);
if (ret)
goto out_clear;
}
if (!whole)
goto out_clear;
BUG_ON(for_part);
- ret = __blkdev_get(whole, file->f_mode, file->f_flags, 1);
+ ret = __blkdev_get(whole, mode, 1);
if (ret)
goto out_clear;
bdev->bd_contains = whole;
disk = NULL;
if (bdev->bd_contains == bdev) {
if (bdev->bd_disk->fops->open) {
- ret = bdev->bd_disk->fops->open(bdev->bd_inode, file);
+ ret = bdev->bd_disk->fops->open(bdev, mode);
if (ret)
goto out_unlock_bdev;
}
bdev->bd_part = NULL;
bdev->bd_inode->i_data.backing_dev_info = &default_backing_dev_info;
if (bdev != bdev->bd_contains)
- __blkdev_put(bdev->bd_contains, 1);
+ __blkdev_put(bdev->bd_contains, mode, 1);
bdev->bd_contains = NULL;
out_unlock_bdev:
mutex_unlock(&bdev->bd_mutex);
return ret;
}
-static int __blkdev_get(struct block_device *bdev, mode_t mode, unsigned flags,
- int for_part)
+int blkdev_get(struct block_device *bdev, fmode_t mode)
{
- /*
- * This crockload is due to bad choice of ->open() type.
- * It will go away.
- * For now, block device ->open() routine must _not_
- * examine anything in 'inode' argument except ->i_rdev.
- */
- struct file fake_file = {};
- struct dentry fake_dentry = {};
- fake_file.f_mode = mode;
- fake_file.f_flags = flags;
- fake_file.f_path.dentry = &fake_dentry;
- fake_dentry.d_inode = bdev->bd_inode;
-
- return do_open(bdev, &fake_file, for_part);
-}
-
-int blkdev_get(struct block_device *bdev, mode_t mode, unsigned flags)
-{
- return __blkdev_get(bdev, mode, flags, 0);
+ return __blkdev_get(bdev, mode, 0);
}
EXPORT_SYMBOL(blkdev_get);
*/
filp->f_flags |= O_LARGEFILE;
+ if (filp->f_flags & O_NDELAY)
+ filp->f_mode |= FMODE_NDELAY;
+ if (filp->f_flags & O_EXCL)
+ filp->f_mode |= FMODE_EXCL;
+ if ((filp->f_flags & O_ACCMODE) == 3)
+ filp->f_mode |= FMODE_WRITE_IOCTL;
+
bdev = bd_acquire(inode);
if (bdev == NULL)
return -ENOMEM;
- res = do_open(bdev, filp, 0);
+ filp->f_mapping = bdev->bd_inode->i_mapping;
+
+ res = blkdev_get(bdev, filp->f_mode);
if (res)
return res;
- if (!(filp->f_flags & O_EXCL) )
+ if (!(filp->f_mode & FMODE_EXCL))
return 0;
if (!(res = bd_claim(bdev, filp)))
return 0;
- blkdev_put(bdev);
+ blkdev_put(bdev, filp->f_mode);
return res;
}
-static int __blkdev_put(struct block_device *bdev, int for_part)
+static int __blkdev_put(struct block_device *bdev, fmode_t mode, int for_part)
{
int ret = 0;
- struct inode *bd_inode = bdev->bd_inode;
struct gendisk *disk = bdev->bd_disk;
struct block_device *victim = NULL;
}
if (bdev->bd_contains == bdev) {
if (disk->fops->release)
- ret = disk->fops->release(bd_inode, NULL);
+ ret = disk->fops->release(disk, mode);
}
if (!bdev->bd_openers) {
struct module *owner = disk->fops->owner;
mutex_unlock(&bdev->bd_mutex);
bdput(bdev);
if (victim)
- __blkdev_put(victim, 1);
+ __blkdev_put(victim, mode, 1);
return ret;
}
-int blkdev_put(struct block_device *bdev)
+int blkdev_put(struct block_device *bdev, fmode_t mode)
{
- return __blkdev_put(bdev, 0);
+ return __blkdev_put(bdev, mode, 0);
}
EXPORT_SYMBOL(blkdev_put);
struct block_device *bdev = I_BDEV(filp->f_mapping->host);
if (bdev->bd_holder == filp)
bd_release(bdev);
- return blkdev_put(bdev);
+ return blkdev_put(bdev, filp->f_mode);
}
static long block_ioctl(struct file *file, unsigned cmd, unsigned long arg)
{
- return blkdev_ioctl(file->f_mapping->host, file, cmd, arg);
+ struct block_device *bdev = I_BDEV(file->f_mapping->host);
+ fmode_t mode = file->f_mode;
+ if (file->f_flags & O_NDELAY)
+ mode |= FMODE_NDELAY_NOW;
+ return blkdev_ioctl(bdev, mode, cmd, arg);
}
static const struct address_space_operations def_blk_aops = {
int res;
mm_segment_t old_fs = get_fs();
set_fs(KERNEL_DS);
- res = blkdev_ioctl(bdev->bd_inode, NULL, cmd, arg);
+ res = blkdev_ioctl(bdev, 0, cmd, arg);
set_fs(old_fs);
return res;
}
EXPORT_SYMBOL(lookup_bdev);
/**
- * open_bdev_excl - open a block device by name and set it up for use
+ * open_bdev_exclusive - open a block device by name and set it up for use
*
* @path: special file representing the block device
- * @flags: %MS_RDONLY for opening read-only
+ * @mode: FMODE_... combination to pass be used
* @holder: owner for exclusion
*
* Open the blockdevice described by the special file at @path, claim it
* for the @holder.
*/
-struct block_device *open_bdev_excl(const char *path, int flags, void *holder)
+struct block_device *open_bdev_exclusive(const char *path, fmode_t mode, void *holder)
{
struct block_device *bdev;
- mode_t mode = FMODE_READ;
int error = 0;
bdev = lookup_bdev(path);
if (IS_ERR(bdev))
return bdev;
- if (!(flags & MS_RDONLY))
- mode |= FMODE_WRITE;
- error = blkdev_get(bdev, mode, 0);
+ error = blkdev_get(bdev, mode);
if (error)
return ERR_PTR(error);
error = -EACCES;
- if (!(flags & MS_RDONLY) && bdev_read_only(bdev))
+ if ((mode & FMODE_WRITE) && bdev_read_only(bdev))
goto blkdev_put;
error = bd_claim(bdev, holder);
if (error)
return bdev;
blkdev_put:
- blkdev_put(bdev);
+ blkdev_put(bdev, mode);
return ERR_PTR(error);
}
-EXPORT_SYMBOL(open_bdev_excl);
+EXPORT_SYMBOL(open_bdev_exclusive);
/**
- * close_bdev_excl - release a blockdevice openen by open_bdev_excl()
+ * close_bdev_exclusive - close a blockdevice opened by open_bdev_exclusive()
*
* @bdev: blockdevice to close
+ * @mode: mode, must match that used to open.
*
- * This is the counterpart to open_bdev_excl().
+ * This is the counterpart to open_bdev_exclusive().
*/
-void close_bdev_excl(struct block_device *bdev)
+void close_bdev_exclusive(struct block_device *bdev, fmode_t mode)
{
bd_release(bdev);
- blkdev_put(bdev);
+ blkdev_put(bdev, mode);
}
-EXPORT_SYMBOL(close_bdev_excl);
+EXPORT_SYMBOL(close_bdev_exclusive);
int __invalidate_device(struct block_device *bdev)
{
#include <linux/buffer_head.h>
#include <linux/ext2_fs_sb.h>
#include <linux/ext2_fs.h>
+#include <linux/blkdev.h>
#include "ext2.h"
#include "xip.h"
static int ext3_blkdev_put(struct block_device *bdev)
{
bd_release(bdev);
- return blkdev_put(bdev);
+ return blkdev_put(bdev, FMODE_READ|FMODE_WRITE);
}
static int ext3_blkdev_remove(struct ext3_sb_info *sbi)
if (bd_claim(bdev, sb)) {
printk(KERN_ERR
"EXT3: failed to claim external journal device.\n");
- blkdev_put(bdev);
+ blkdev_put(bdev, FMODE_READ|FMODE_WRITE);
return NULL;
}
static int ext4_blkdev_put(struct block_device *bdev)
{
bd_release(bdev);
- return blkdev_put(bdev);
+ return blkdev_put(bdev, FMODE_READ|FMODE_WRITE);
}
static int ext4_blkdev_remove(struct ext4_sb_info *sbi)
if (bd_claim(bdev, sb)) {
printk(KERN_ERR
"EXT4: failed to claim external journal device.\n");
- blkdev_put(bdev);
+ blkdev_put(bdev, FMODE_READ|FMODE_WRITE);
return NULL;
}
filp->f_mode &= (FMODE_READ | FMODE_WRITE);
switch (filp->f_mode) {
- case 1:
+ case FMODE_READ:
/*
* O_RDONLY
* POSIX.1 says that O_NONBLOCK means return with the FIFO
}
break;
- case 2:
+ case FMODE_WRITE:
/*
* O_WRONLY
* POSIX.1 says that O_NONBLOCK means return -1 with
}
break;
- case 3:
+ case FMODE_READ | FMODE_WRITE:
/*
* O_RDWR
* POSIX.1 leaves this case "undefined" when O_NONBLOCK is set.
* code should be moved into this function.
*/
struct file *alloc_file(struct vfsmount *mnt, struct dentry *dentry,
- mode_t mode, const struct file_operations *fop)
+ fmode_t mode, const struct file_operations *fop)
{
struct file *file;
struct path;
* of this should be moving to alloc_file().
*/
int init_file(struct file *file, struct vfsmount *mnt, struct dentry *dentry,
- mode_t mode, const struct file_operations *fop)
+ fmode_t mode, const struct file_operations *fop)
{
int error = 0;
file->f_path.dentry = dentry;
struct hostfs_inode_info {
char *host_filename;
int fd;
- int mode;
+ fmode_t mode;
struct inode vfs_inode;
};
int hostfs_file_open(struct inode *ino, struct file *file)
{
char *name;
- int mode = 0, r = 0, w = 0, fd;
+ fmode_t mode = 0;
+ int r = 0, w = 0, fd;
mode = file->f_mode & (FMODE_READ | FMODE_WRITE);
if ((mode & HOSTFS_I(ino)->mode) == mode)
bd_release(bdev);
close: /* close external log device */
- blkdev_put(bdev);
+ blkdev_put(bdev, FMODE_READ|FMODE_WRITE);
free: /* free log descriptor */
mutex_unlock(&jfs_log_mutex);
rc = lmLogShutdown(log);
bd_release(bdev);
- blkdev_put(bdev);
+ blkdev_put(bdev, FMODE_READ|FMODE_WRITE);
kfree(log);
cmd &= ~LOCK_NB;
unlock = (cmd == LOCK_UN);
- if (!unlock && !(cmd & LOCK_MAND) && !(filp->f_mode & 3))
+ if (!unlock && !(cmd & LOCK_MAND) &&
+ !(filp->f_mode & (FMODE_READ|FMODE_WRITE)))
goto out_putf;
error = flock_make_lock(filp, &lock, cmd);
}
if (reg->hr_bdev)
- blkdev_put(reg->hr_bdev);
+ blkdev_put(reg->hr_bdev, FMODE_READ|FMODE_WRITE);
if (reg->hr_slots)
kfree(reg->hr_slots);
goto out;
reg->hr_bdev = I_BDEV(filp->f_mapping->host);
- ret = blkdev_get(reg->hr_bdev, FMODE_WRITE | FMODE_READ, 0);
+ ret = blkdev_get(reg->hr_bdev, FMODE_WRITE | FMODE_READ);
if (ret) {
reg->hr_bdev = NULL;
goto out;
iput(inode);
if (ret < 0) {
if (reg->hr_bdev) {
- blkdev_put(reg->hr_bdev);
+ blkdev_put(reg->hr_bdev, FMODE_READ|FMODE_WRITE);
reg->hr_bdev = NULL;
}
}
int error;
f->f_flags = flags;
- f->f_mode = ((flags+1) & O_ACCMODE) | FMODE_LSEEK |
+ f->f_mode = (__force fmode_t)((flags+1) & O_ACCMODE) | FMODE_LSEEK |
FMODE_PREAD | FMODE_PWRITE;
inode = dentry->d_inode;
if (f->f_mode & FMODE_WRITE) {
goto exit;
bdev->bd_invalidated = 1;
- err = blkdev_get(bdev, FMODE_READ, 0);
+ err = blkdev_get(bdev, FMODE_READ);
if (err < 0)
goto exit;
- blkdev_put(bdev);
+ blkdev_put(bdev, FMODE_READ);
exit:
/* announce disk after possible partitions are created */
file = fcheck_files(files, fd);
if (!file)
goto out_unlock;
- if (file->f_mode & 1)
+ if (file->f_mode & FMODE_READ)
inode->i_mode |= S_IRUSR | S_IXUSR;
- if (file->f_mode & 2)
+ if (file->f_mode & FMODE_WRITE)
inode->i_mode |= S_IWUSR | S_IXUSR;
spin_unlock(&files->file_lock);
put_files_struct(files);
if (journal->j_dev_bd != NULL) {
if (journal->j_dev_bd->bd_dev != super->s_dev)
bd_release(journal->j_dev_bd);
- result = blkdev_put(journal->j_dev_bd);
+ result = blkdev_put(journal->j_dev_bd, journal->j_dev_mode);
journal->j_dev_bd = NULL;
}
{
int result;
dev_t jdev;
- int blkdev_mode = FMODE_READ | FMODE_WRITE;
+ fmode_t blkdev_mode = FMODE_READ | FMODE_WRITE;
char b[BDEVNAME_SIZE];
result = 0;
/* there is no "jdev" option and journal is on separate device */
if ((!jdev_name || !jdev_name[0])) {
journal->j_dev_bd = open_by_devnum(jdev, blkdev_mode);
+ journal->j_dev_mode = blkdev_mode;
if (IS_ERR(journal->j_dev_bd)) {
result = PTR_ERR(journal->j_dev_bd);
journal->j_dev_bd = NULL;
} else if (jdev != super->s_dev) {
result = bd_claim(journal->j_dev_bd, journal);
if (result) {
- blkdev_put(journal->j_dev_bd);
+ blkdev_put(journal->j_dev_bd, blkdev_mode);
return result;
}
return 0;
}
- journal->j_dev_bd = open_bdev_excl(jdev_name, 0, journal);
+ journal->j_dev_mode = blkdev_mode;
+ journal->j_dev_bd = open_bdev_exclusive(jdev_name,
+ blkdev_mode, journal);
if (IS_ERR(journal->j_dev_bd)) {
result = PTR_ERR(journal->j_dev_bd);
journal->j_dev_bd = NULL;
{
struct block_device *bdev;
struct super_block *s;
+ fmode_t mode = FMODE_READ;
int error = 0;
- bdev = open_bdev_excl(dev_name, flags, fs_type);
+ if (!(flags & MS_RDONLY))
+ mode |= FMODE_WRITE;
+
+ bdev = open_bdev_exclusive(dev_name, mode, fs_type);
if (IS_ERR(bdev))
return PTR_ERR(bdev);
goto error_bdev;
}
- close_bdev_excl(bdev);
+ close_bdev_exclusive(bdev, mode);
} else {
char b[BDEVNAME_SIZE];
s->s_flags = flags;
+ s->s_mode = mode;
strlcpy(s->s_id, bdevname(bdev, b), sizeof(s->s_id));
sb_set_blocksize(s, block_size(bdev));
error = fill_super(s, data, flags & MS_SILENT ? 1 : 0);
error_s:
error = PTR_ERR(s);
error_bdev:
- close_bdev_excl(bdev);
+ close_bdev_exclusive(bdev, mode);
error:
return error;
}
void kill_block_super(struct super_block *sb)
{
struct block_device *bdev = sb->s_bdev;
+ fmode_t mode = sb->s_mode;
generic_shutdown_super(sb);
sync_blockdev(bdev);
- close_bdev_excl(bdev);
+ close_bdev_exclusive(bdev, mode);
}
EXPORT_SYMBOL(kill_block_super);
{
int error = 0;
- *bdevp = open_bdev_excl(name, 0, mp);
+ *bdevp = open_bdev_exclusive(name, FMODE_READ|FMODE_WRITE, mp);
if (IS_ERR(*bdevp)) {
error = PTR_ERR(*bdevp);
printk("XFS: Invalid device [%s], error=%d\n", name, error);
struct block_device *bdev)
{
if (bdev)
- close_bdev_excl(bdev);
+ close_bdev_exclusive(bdev, FMODE_READ|FMODE_WRITE);
}
/*
extern void blk_plug_device_unlocked(struct request_queue *);
extern int blk_remove_plug(struct request_queue *);
extern void blk_recount_segments(struct request_queue *, struct bio *);
-extern int scsi_cmd_ioctl(struct file *, struct request_queue *,
- struct gendisk *, unsigned int, void __user *);
-extern int sg_scsi_ioctl(struct file *, struct request_queue *,
- struct gendisk *, struct scsi_ioctl_command __user *);
+extern int scsi_cmd_ioctl(struct request_queue *, struct gendisk *, fmode_t,
+ unsigned int, void __user *);
+extern int sg_scsi_ioctl(struct request_queue *, struct gendisk *, fmode_t,
+ struct scsi_ioctl_command __user *);
/*
* Temporary export, until SCSI gets fixed up.
* command filter functions
*/
extern int blk_verify_command(struct blk_cmd_filter *filter,
- unsigned char *cmd, int has_write_perm);
+ unsigned char *cmd, fmode_t has_write_perm);
+extern void blk_unregister_filter(struct gendisk *disk);
extern void blk_set_cmd_filter_defaults(struct blk_cmd_filter *filter);
#define MAX_PHYS_SEGMENTS 128
#endif /* CONFIG_BLK_DEV_INTEGRITY */
+struct block_device_operations {
+ int (*open) (struct block_device *, fmode_t);
+ int (*release) (struct gendisk *, fmode_t);
+ int (*locked_ioctl) (struct block_device *, fmode_t, unsigned, unsigned long);
+ int (*ioctl) (struct block_device *, fmode_t, unsigned, unsigned long);
+ int (*compat_ioctl) (struct block_device *, fmode_t, unsigned, unsigned long);
+ int (*direct_access) (struct block_device *, sector_t,
+ void **, unsigned long *);
+ int (*media_changed) (struct gendisk *);
+ int (*revalidate_disk) (struct gendisk *);
+ int (*getgeo)(struct block_device *, struct hd_geometry *);
+ struct module *owner;
+};
+
+extern int __blkdev_driver_ioctl(struct block_device *, fmode_t, unsigned int,
+ unsigned long);
#else /* CONFIG_BLOCK */
/*
* stubs for when the block layer is configured out
};
/* the general block_device operations structure: */
-extern int cdrom_open(struct cdrom_device_info *cdi, struct inode *ip,
- struct file *fp);
-extern int cdrom_release(struct cdrom_device_info *cdi, struct file *fp);
-extern int cdrom_ioctl(struct file *file, struct cdrom_device_info *cdi,
- struct inode *ip, unsigned int cmd, unsigned long arg);
+extern int cdrom_open(struct cdrom_device_info *cdi, struct block_device *bdev,
+ fmode_t mode);
+extern void cdrom_release(struct cdrom_device_info *cdi, fmode_t mode);
+extern int cdrom_ioctl(struct cdrom_device_info *cdi, struct block_device *bdev,
+ fmode_t mode, unsigned int cmd, unsigned long arg);
extern int cdrom_media_changed(struct cdrom_device_info *);
extern int register_cdrom(struct cdrom_device_info *cdi);
typedef int (*dm_message_fn) (struct dm_target *ti, unsigned argc, char **argv);
-typedef int (*dm_ioctl_fn) (struct dm_target *ti, struct inode *inode,
- struct file *filp, unsigned int cmd,
+typedef int (*dm_ioctl_fn) (struct dm_target *ti, unsigned int cmd,
unsigned long arg);
typedef int (*dm_merge_fn) (struct dm_target *ti, struct bvec_merge_data *bvm,
struct dm_dev {
struct block_device *bdev;
- int mode;
+ fmode_t mode;
char name[16];
};
* FIXME: too many arguments.
*/
int dm_get_device(struct dm_target *ti, const char *path, sector_t start,
- sector_t len, int mode, struct dm_dev **result);
+ sector_t len, fmode_t mode, struct dm_dev **result);
void dm_put_device(struct dm_target *ti, struct dm_dev *d);
/*
/*
* First create an empty table.
*/
-int dm_table_create(struct dm_table **result, int mode,
+int dm_table_create(struct dm_table **result, fmode_t mode,
unsigned num_targets, struct mapped_device *md);
/*
*/
sector_t dm_table_get_size(struct dm_table *t);
unsigned int dm_table_get_num_targets(struct dm_table *t);
-int dm_table_get_mode(struct dm_table *t);
+fmode_t dm_table_get_mode(struct dm_table *t);
struct mapped_device *dm_table_get_md(struct dm_table *t);
/*
struct vfsmount;
struct dentry;
extern int init_file(struct file *, struct vfsmount *mnt,
- struct dentry *dentry, mode_t mode,
+ struct dentry *dentry, fmode_t mode,
const struct file_operations *fop);
extern struct file *alloc_file(struct vfsmount *, struct dentry *dentry,
- mode_t mode, const struct file_operations *fop);
+ fmode_t mode, const struct file_operations *fop);
static inline void fput_light(struct file *file, int fput_needed)
{
#define MAY_ACCESS 16
#define MAY_OPEN 32
-#define FMODE_READ 1
-#define FMODE_WRITE 2
+#define FMODE_READ ((__force fmode_t)1)
+#define FMODE_WRITE ((__force fmode_t)2)
/* Internal kernel extensions */
-#define FMODE_LSEEK 4
-#define FMODE_PREAD 8
+#define FMODE_LSEEK ((__force fmode_t)4)
+#define FMODE_PREAD ((__force fmode_t)8)
#define FMODE_PWRITE FMODE_PREAD /* These go hand in hand */
/* File is being opened for execution. Primary users of this flag are
distributed filesystems that can use it to achieve correct ETXTBUSY
behavior for cross-node execution/opening_for_writing of files */
-#define FMODE_EXEC 16
+#define FMODE_EXEC ((__force fmode_t)16)
+
+#define FMODE_NDELAY ((__force fmode_t)32)
+#define FMODE_EXCL ((__force fmode_t)64)
+#define FMODE_WRITE_IOCTL ((__force fmode_t)128)
+#define FMODE_NDELAY_NOW ((__force fmode_t)256)
#define RW_MASK 1
#define RWA_MASK 2
const struct file_operations *f_op;
atomic_long_t f_count;
unsigned int f_flags;
- mode_t f_mode;
+ fmode_t f_mode;
loff_t f_pos;
struct fown_struct f_owner;
unsigned int f_uid, f_gid;
char s_id[32]; /* Informational name */
void *s_fs_info; /* Filesystem private info */
+ fmode_t s_mode;
/*
* The next field is for VFS *only*. No filesystems have any business
* to have different dirent layouts depending on the binary type.
*/
typedef int (*filldir_t)(void *, const char *, int, loff_t, u64, unsigned);
-
-struct block_device_operations {
- int (*open) (struct inode *, struct file *);
- int (*release) (struct inode *, struct file *);
- int (*ioctl) (struct inode *, struct file *, unsigned, unsigned long);
- long (*unlocked_ioctl) (struct file *, unsigned, unsigned long);
- long (*compat_ioctl) (struct file *, unsigned, unsigned long);
- int (*direct_access) (struct block_device *, sector_t,
- void **, unsigned long *);
- int (*media_changed) (struct gendisk *);
- int (*revalidate_disk) (struct gendisk *);
- int (*getgeo)(struct block_device *, struct hd_geometry *);
- struct module *owner;
-};
+struct block_device_operations;
/* These macros are for out of kernel modules to test that
* the kernel supports the unlocked_ioctl and compat_ioctl
extern void bd_set_size(struct block_device *, loff_t size);
extern void bd_forget(struct inode *inode);
extern void bdput(struct block_device *);
-extern struct block_device *open_by_devnum(dev_t, unsigned);
+extern struct block_device *open_by_devnum(dev_t, fmode_t);
#else
static inline void bd_forget(struct inode *inode) {}
#endif
extern const struct file_operations def_fifo_fops;
#ifdef CONFIG_BLOCK
extern int ioctl_by_bdev(struct block_device *, unsigned, unsigned long);
-extern int blkdev_ioctl(struct inode *, struct file *, unsigned, unsigned long);
-extern int blkdev_driver_ioctl(struct inode *inode, struct file *file,
- struct gendisk *disk, unsigned cmd,
- unsigned long arg);
+extern int blkdev_ioctl(struct block_device *, fmode_t, unsigned, unsigned long);
extern long compat_blkdev_ioctl(struct file *, unsigned, unsigned long);
-extern int blkdev_get(struct block_device *, mode_t, unsigned);
-extern int blkdev_put(struct block_device *);
+extern int blkdev_get(struct block_device *, fmode_t);
+extern int blkdev_put(struct block_device *, fmode_t);
extern int bd_claim(struct block_device *, void *);
extern void bd_release(struct block_device *);
#ifdef CONFIG_SYSFS
extern const char *__bdevname(dev_t, char *buffer);
extern const char *bdevname(struct block_device *bdev, char *buffer);
extern struct block_device *lookup_bdev(const char *);
-extern struct block_device *open_bdev_excl(const char *, int, void *);
-extern void close_bdev_excl(struct block_device *);
+extern struct block_device *open_bdev_exclusive(const char *, fmode_t, void *);
+extern void close_bdev_exclusive(struct block_device *, fmode_t);
extern void blkdev_show(struct seq_file *,off_t);
+
#else
#define BLKDEV_MAJOR_HASH_SIZE 0
#endif
struct dentry *dentry = file->f_path.dentry;
struct inode *inode = dentry->d_inode;
const char *name = dentry->d_name.name;
- mode_t mode = file->f_mode;
+ fmode_t mode = file->f_mode;
u32 mask = (mode & FMODE_WRITE) ? IN_CLOSE_WRITE : IN_CLOSE_NOWRITE;
if (S_ISDIR(inode->i_mode))
ide_startstop_t (*do_request)(struct ide_drive_s *, struct request *,
sector_t);
int (*end_request)(struct ide_drive_s *, int, int);
- int (*ioctl)(struct ide_drive_s *, struct inode *,
- struct file *, unsigned int, unsigned long);
+ int (*ioctl)(struct ide_drive_s *, struct block_device *,
+ fmode_t, unsigned int, unsigned long);
};
/* ATAPI device flags */
int ide_setting_ioctl(ide_drive_t *, struct block_device *, unsigned int,
unsigned long, const struct ide_ioctl_devset *);
-int generic_ide_ioctl(ide_drive_t *, struct file *, struct block_device *,
- unsigned, unsigned long);
+int generic_ide_ioctl(ide_drive_t *, struct block_device *, unsigned, unsigned long);
extern int ide_vlb_clk;
extern int ide_pci_clk;
struct reiserfs_journal_cnode *j_first; /* oldest journal block. start here for traverse */
struct block_device *j_dev_bd;
+ fmode_t j_dev_mode;
int j_1st_reserved_block; /* first block on s_dev of reserved area journal */
unsigned long j_state;
#ifdef __KERNEL__
typedef unsigned __bitwise__ gfp_t;
+typedef unsigned __bitwise__ fmode_t;
#ifdef CONFIG_PHYS_ADDR_T_64BIT
typedef u64 phys_addr_t;
extern int scsi_ioctl(struct scsi_device *, int, void __user *);
extern int scsi_nonblockable_ioctl(struct scsi_device *sdev, int cmd,
- void __user *arg, struct file *filp);
+ void __user *arg, int ndelay);
#endif /* __KERNEL__ */
#endif /* _SCSI_IOCTL_H */
struct ipc_namespace *ns;
struct shm_file_data *sfd;
struct path path;
- mode_t f_mode;
+ fmode_t f_mode;
err = -EINVAL;
if (shmid < 0)
pr_debug("PM: Preparing processes for restore.\n");
error = prepare_processes();
if (error) {
- swsusp_close();
+ swsusp_close(FMODE_READ);
goto Done;
}
extern void swsusp_free(void);
extern int swsusp_read(unsigned int *flags_p);
extern int swsusp_write(unsigned int flags);
-extern void swsusp_close(void);
+extern void swsusp_close(fmode_t);
struct timeval;
/* kernel/power/swsusp.c */
return res;
root_swap = res;
- res = blkdev_get(resume_bdev, FMODE_WRITE, O_RDWR);
+ res = blkdev_get(resume_bdev, FMODE_WRITE);
if (res)
return res;
res = set_blocksize(resume_bdev, PAGE_SIZE);
if (res < 0)
- blkdev_put(resume_bdev);
+ blkdev_put(resume_bdev, FMODE_WRITE);
return res;
}
release_swap_writer(&handle);
out:
- swsusp_close();
+ swsusp_close(FMODE_WRITE);
return error;
}
error = load_image(&handle, &snapshot, header->pages - 1);
release_swap_reader(&handle);
- blkdev_put(resume_bdev);
+ blkdev_put(resume_bdev, FMODE_READ);
if (!error)
pr_debug("PM: Image successfully loaded\n");
return -EINVAL;
}
if (error)
- blkdev_put(resume_bdev);
+ blkdev_put(resume_bdev, FMODE_READ);
else
pr_debug("PM: Signature found, resuming\n");
} else {
* swsusp_close - close swap device.
*/
-void swsusp_close(void)
+void swsusp_close(fmode_t mode)
{
if (IS_ERR(resume_bdev)) {
pr_debug("PM: Image device not initialised\n");
return;
}
- blkdev_put(resume_bdev);
+ blkdev_put(resume_bdev, mode); /* move up */
}
static int swsusp_header_init(void)
int idx, err;
struct snd_pcm_oss_file *pcm_oss_file;
struct snd_pcm_substream *substream;
- unsigned int f_mode = file->f_mode;
+ fmode_t f_mode = file->f_mode;
if (rpcm_oss_file)
*rpcm_oss_file = NULL;
spinlock_t lock;
struct mutex open_mutex;
struct mutex sem;
- mode_t open_mode;
+ fmode_t open_mode;
wait_queue_head_t open_wait;
struct dmabuf {
int (*mixer_ioctl)(u_int, u_long); /* optional */
int (*write_sq_setup)(void); /* optional */
int (*read_sq_setup)(void); /* optional */
- int (*sq_open)(mode_t); /* optional */
+ int (*sq_open)(fmode_t); /* optional */
int (*state_info)(char *, size_t); /* optional */
void (*abort_read)(void); /* optional */
int min_dsp_speed;
*/
int active;
wait_queue_head_t action_queue, open_queue, sync_queue;
- int open_mode;
+ fmode_t open_mode;
int busy, syncing, xruns, died;
};
static int TTMixerIoctl(u_int cmd, u_long arg);
static int FalconMixerIoctl(u_int cmd, u_long arg);
static int AtaWriteSqSetup(void);
-static int AtaSqOpen(mode_t mode);
+static int AtaSqOpen(fmode_t mode);
static int TTStateInfo(char *buffer, size_t space);
static int FalconStateInfo(char *buffer, size_t space);
return 0 ;
}
-static int AtaSqOpen(mode_t mode)
+static int AtaSqOpen(fmode_t mode)
{
write_sq_ignore_int = 1;
return 0 ;
#endif /* MODULE */
/* control over who can modify resources shared between play/record */
-static mode_t shared_resource_owner;
+static fmode_t shared_resource_owner;
static int shared_resources_initialised;
/*
#if 0 /* blocking open() */
static inline void sq_wake_up(struct sound_queue *sq, struct file *file,
- mode_t mode)
+ fmode_t mode)
{
if (file->f_mode & mode) {
sq->busy = 0; /* CHECK: IS THIS OK??? */
}
#endif
-static int sq_open2(struct sound_queue *sq, struct file *file, mode_t mode,
+static int sq_open2(struct sound_queue *sq, struct file *file, fmode_t mode,
int numbufs, int bufsize)
{
int rc = 0;
is the owner - if we have problems.
*/
-static int shared_resources_are_mine(mode_t md)
+static int shared_resources_are_mine(fmode_t md)
{
if (shared_resource_owner)
- return (shared_resource_owner & md ) ;
+ return (shared_resource_owner & md) != 0;
else {
shared_resource_owner = md ;
return 1 ;
/* State variables */
enum { msndClassic, msndPinnacle } type;
- mode_t mode;
+ fmode_t mode;
unsigned long flags;
#define F_RESETTING 0
#define F_HAVEDIGITAL 1
#define OPEN_WRITE PCM_ENABLE_OUTPUT
#define OPEN_READWRITE (OPEN_READ|OPEN_WRITE)
-#if OPEN_READ == FMODE_READ && OPEN_WRITE == FMODE_WRITE
-
-static inline int translate_mode(struct file *file)
-{
- return file->f_mode;
-}
-
-#else
-
static inline int translate_mode(struct file *file)
{
- return ((file->f_mode & FMODE_READ) ? OPEN_READ : 0) |
- ((file->f_mode & FMODE_WRITE) ? OPEN_WRITE : 0);
+ if (OPEN_READ == (__force int)FMODE_READ &&
+ OPEN_WRITE == (__force int)FMODE_WRITE)
+ return (__force int)(file->f_mode & (FMODE_READ | FMODE_WRITE));
+ else
+ return ((file->f_mode & FMODE_READ) ? OPEN_READ : 0) |
+ ((file->f_mode & FMODE_WRITE) ? OPEN_WRITE : 0);
}
-#endif
-
-
#include "sound_calls.h"
#include "dev_table.h"
struct mutex open_mutex;
struct mutex open_sem_adc;
struct mutex open_sem_dac;
- mode_t open_mode;
+ fmode_t open_mode;
wait_queue_head_t open_wait;
wait_queue_head_t open_wait_adc;
wait_queue_head_t open_wait_dac;
struct mutex open_mutex;
struct mutex io_mutex;
struct mutex mix_mutex;
- mode_t open_mode;
+ fmode_t open_mode;
wait_queue_head_t open_wait;
lithium_t lith;
projects / linux-2.6-omap-h63xx.git / commitdiff