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authorAlasdair G Kergon <agk@redhat.com>2006-10-03 01:15:21 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-10-03 08:04:13 -0700
commit7006f6eca874cd44d37ccb8cfeb8bed04e3bff22 (patch)
tree2e0827157e770e62493dea144e5d9ef73091e554 /include/linux
parent9af4aa30b713a58e5952045f52c41a6e3baa2fdc (diff)
[PATCH] dm: export blkdev_driver_ioctl
Export blkdev_driver_ioctl for device-mapper. If we get as far as the device-mapper ioctl handler, we know the ioctl is not a standard block layer BLK* one, so we don't need to check for them a second time and can call blkdev_driver_ioctl() directly. Signed-off-by: Alasdair G Kergon <agk@redhat.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include/linux')
-rw-r--r--include/linux/fs.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 7b61e94bf8f..f53bf4ff195 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -1523,6 +1523,9 @@ 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 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 *);