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author | Andi Kleen <ak@suse.de> | 2008-04-29 22:03:54 -0400 |
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committer | Theodore Ts'o <tytso@mit.edu> | 2008-04-29 22:03:54 -0400 |
commit | 5cdd7b2d7716a7ed7d6dc7588e2d015f04d46640 (patch) | |
tree | c2146662517bbd22377a54d1487e202d86dde6db /fs/ext4/ioctl.c | |
parent | 161e7b7c1d24112d188df9a7b30d468a8d135b96 (diff) | |
download | talos-op-linux-5cdd7b2d7716a7ed7d6dc7588e2d015f04d46640.tar.gz talos-op-linux-5cdd7b2d7716a7ed7d6dc7588e2d015f04d46640.zip |
Convert ext4 to use unlocked_ioctl
I checked ext4_ioctl and it looked largely safe to not be used
without BKL. So convert it over to unlocked_ioctl.
Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Diffstat (limited to 'fs/ext4/ioctl.c')
-rw-r--r-- | fs/ext4/ioctl.c | 12 |
1 files changed, 3 insertions, 9 deletions
diff --git a/fs/ext4/ioctl.c b/fs/ext4/ioctl.c index 25b13ede8086..ce937fe432a0 100644 --- a/fs/ext4/ioctl.c +++ b/fs/ext4/ioctl.c @@ -18,9 +18,9 @@ #include <linux/mount.h> #include <asm/uaccess.h> -int ext4_ioctl (struct inode * inode, struct file * filp, unsigned int cmd, - unsigned long arg) +long ext4_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) { + struct inode *inode = filp->f_dentry->d_inode; struct ext4_inode_info *ei = EXT4_I(inode); unsigned int flags; unsigned short rsv_window_size; @@ -277,9 +277,6 @@ setversion_out: #ifdef CONFIG_COMPAT long ext4_compat_ioctl(struct file *file, unsigned int cmd, unsigned long arg) { - struct inode *inode = file->f_path.dentry->d_inode; - int ret; - /* These are just misnamed, they actually get/put from/to user an int */ switch (cmd) { case EXT4_IOC32_GETFLAGS: @@ -319,9 +316,6 @@ long ext4_compat_ioctl(struct file *file, unsigned int cmd, unsigned long arg) default: return -ENOIOCTLCMD; } - lock_kernel(); - ret = ext4_ioctl(inode, file, cmd, (unsigned long) compat_ptr(arg)); - unlock_kernel(); - return ret; + return ext4_ioctl(file, cmd, (unsigned long) compat_ptr(arg)); } #endif |