ocfs2: Support xfs style space reservation ioctls

[linux-2.6-omap-h63xx.git] / fs / ocfs2 / ioctl.c

diff --git a/fs/ocfs2/ioctl.c b/fs/ocfs2/ioctl.c
index f3ad21ad9aedff0374b0e4e394347670e5c851a8..bd68c3f2afbeab67a05c32eda336266db7cd7406 100644 (file)
--- a/fs/ocfs2/ioctl.c
+++ b/fs/ocfs2/ioctl.c
@@ -14,6 +14,7 @@
 #include "ocfs2.h"
 #include "alloc.h"
 #include "dlmglue.h"
+#include "file.h"
 #include "inode.h"
 #include "journal.h"
 
@@ -115,6 +116,7 @@ int ocfs2_ioctl(struct inode * inode, struct file * filp,
 {
        unsigned int flags;
        int status;
+       struct ocfs2_space_resv sr;
 
        switch (cmd) {
        case OCFS2_IOC_GETFLAGS:
@@ -130,6 +132,14 @@ int ocfs2_ioctl(struct inode * inode, struct file * filp,
 
                return ocfs2_set_inode_attr(inode, flags,
                        OCFS2_FL_MODIFIABLE);
+       case OCFS2_IOC_RESVSP:
+       case OCFS2_IOC_RESVSP64:
+       case OCFS2_IOC_UNRESVSP:
+       case OCFS2_IOC_UNRESVSP64:
+               if (copy_from_user(&sr, (int __user *) arg, sizeof(sr)))
+                       return -EFAULT;
+
+               return ocfs2_change_file_space(filp, cmd, &sr);
        default:
                return -ENOTTY;
        }
@@ -148,6 +158,11 @@ long ocfs2_compat_ioctl(struct file *file, unsigned cmd, unsigned long arg)
        case OCFS2_IOC32_SETFLAGS:
                cmd = OCFS2_IOC_SETFLAGS;
                break;
+       case OCFS2_IOC_RESVSP:
+       case OCFS2_IOC_RESVSP64:
+       case OCFS2_IOC_UNRESVSP:
+       case OCFS2_IOC_UNRESVSP64:
+               break;
        default:
                return -ENOIOCTLCMD;
        }