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authorArnd Bergmann <arnd@arndb.de>2010-07-07 16:51:28 +0200
committerJens Axboe <jaxboe@fusionio.com>2010-08-07 18:26:08 +0200
commit15392efb9d427482754f6d267262452878667499 (patch)
treee71dd54c88454971750436f5b4e5e512b0c9368a /block
parent6de43703108bb1d3fc9495b3e8107d6ec72f97e4 (diff)
downloadop-kernel-dev-15392efb9d427482754f6d267262452878667499.zip
op-kernel-dev-15392efb9d427482754f6d267262452878667499.tar.gz
block: remove BKL from partition ioctls
The blkpg_ioctl and blkdev_reread_part access fields of the bdev and gendisk structures, yet they always do so under the protection of bdev->bd_mutex, which seems sufficient. Signed-off-by: Arnd Bergmann <arnd@arndb.de> cked-by: Christoph Hellwig <hch@infradead.org> Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
Diffstat (limited to 'block')
-rw-r--r--block/ioctl.c4
1 files changed, 0 insertions, 4 deletions
diff --git a/block/ioctl.c b/block/ioctl.c
index 60f477c..09fd7f1 100644
--- a/block/ioctl.c
+++ b/block/ioctl.c
@@ -296,14 +296,10 @@ int blkdev_ioctl(struct block_device *bdev, fmode_t mode, unsigned cmd,
bd_release(bdev);
return ret;
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;
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