+/*
+ * fs/sysfs/sysfs.h - sysfs internal header file
+ *
+ * Copyright (c) 2001-3 Patrick Mochel
+ * Copyright (c) 2007 SUSE Linux Products GmbH
+ * Copyright (c) 2007 Tejun Heo <teheo@suse.de>
+ *
+ * This file is released under the GPLv2.
+ */
+
+struct sysfs_open_dirent;
+
/* type-specific structures for sysfs_dirent->s_* union members */
struct sysfs_elem_dir {
struct kobject *kobj;
+ /* children list starts here and goes through sd->s_sibling */
+ struct sysfs_dirent *children;
};
struct sysfs_elem_symlink {
struct sysfs_elem_attr {
struct attribute *attr;
+ struct sysfs_open_dirent *open;
};
struct sysfs_elem_bin_attr {
atomic_t s_active;
struct sysfs_dirent *s_parent;
struct sysfs_dirent *s_sibling;
- struct sysfs_dirent *s_children;
const char *s_name;
union {
- struct sysfs_elem_dir dir;
- struct sysfs_elem_symlink symlink;
- struct sysfs_elem_attr attr;
- struct sysfs_elem_bin_attr bin_attr;
- } s_elem;
+ struct sysfs_elem_dir s_dir;
+ struct sysfs_elem_symlink s_symlink;
+ struct sysfs_elem_attr s_attr;
+ struct sysfs_elem_bin_attr s_bin_attr;
+ };
unsigned int s_flags;
ino_t s_ino;
umode_t s_mode;
struct iattr *s_iattr;
- atomic_t s_event;
};
#define SD_DEACTIVATED_BIAS INT_MIN
#define SYSFS_TYPE_MASK 0x00ff
-#define SYSFS_ROOT 0x0001
-#define SYSFS_DIR 0x0002
-#define SYSFS_KOBJ_ATTR 0x0004
-#define SYSFS_KOBJ_BIN_ATTR 0x0008
-#define SYSFS_KOBJ_LINK 0x0020
+#define SYSFS_DIR 0x0001
+#define SYSFS_KOBJ_ATTR 0x0002
+#define SYSFS_KOBJ_BIN_ATTR 0x0004
+#define SYSFS_KOBJ_LINK 0x0008
#define SYSFS_COPY_NAME (SYSFS_DIR | SYSFS_KOBJ_LINK)
#define SYSFS_FLAG_MASK ~SYSFS_TYPE_MASK
extern const struct inode_operations sysfs_dir_inode_operations;
struct dentry *sysfs_get_dentry(struct sysfs_dirent *sd);
-struct sysfs_dirent *sysfs_get_active(struct sysfs_dirent *sd);
-void sysfs_put_active(struct sysfs_dirent *sd);
struct sysfs_dirent *sysfs_get_active_two(struct sysfs_dirent *sd);
void sysfs_put_active_two(struct sysfs_dirent *sd);
void sysfs_addrm_start(struct sysfs_addrm_cxt *acxt,
struct inode *sysfs_get_inode(struct sysfs_dirent *sd);
int sysfs_setattr(struct dentry *dentry, struct iattr *iattr);
int sysfs_hash_and_remove(struct sysfs_dirent *dir_sd, const char *name);
+int sysfs_inode_init(void);
/*
* file.c
int sysfs_add_file(struct sysfs_dirent *dir_sd,
const struct attribute *attr, int type);
+int sysfs_add_file_mode(struct sysfs_dirent *dir_sd,
+ const struct attribute *attr, int type, mode_t amode);
/*
* bin.c
*/