Btrfs: use _IOR for BTRFS_IOC_SUBVOL_GETFLAGS
authorAlexander Block <ablock84@googlemail.com>
Mon, 25 Jun 2012 21:36:12 +0000 (15:36 -0600)
committerChris Mason <chris.mason@fusionio.com>
Mon, 2 Jul 2012 19:39:17 +0000 (15:39 -0400)
commitd3a94048c912e18e99a091d5ea2d0a1178152d6f
treeeffc71a2af72092634a32ff40c91ecfd25b1988f
parent2b6ba629b5aac51e7099efbb43e2b403213aa7fb
Btrfs: use _IOR for BTRFS_IOC_SUBVOL_GETFLAGS

We used the wrong ioctl macro for the getflags ioctl before.
As we don't have the set/getflags ioctls in the user space ioctl.h
at the moment, it's safe to fix it now.

Reviewed-by: David Sterba <dsterba@suse.cz>
Signed-off-by: Alexander Block <ablock84@googlemail.com>
fs/btrfs/ioctl.h