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Commit d3a94048 authored by Alexander Block's avatar Alexander Block Committed by Chris Mason
Browse files

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: default avatarDavid Sterba <dsterba@suse.cz>
Signed-off-by: default avatarAlexander Block <ablock84@googlemail.com>
parent 2b6ba629

fs/btrfs/ioctl.h

+1 −1
Original line number Diff line number Diff line
@@ -339,7 +339,7 @@ struct btrfs_ioctl_get_dev_stats { 
#define BTRFS_IOC_WAIT_SYNC  _IOW(BTRFS_IOCTL_MAGIC, 22, __u64)

#define BTRFS_IOC_SNAP_CREATE_V2 _IOW(BTRFS_IOCTL_MAGIC, 23, \

				   struct btrfs_ioctl_vol_args_v2)

#define BTRFS_IOC_SUBVOL_GETFLAGS _IOW(BTRFS_IOCTL_MAGIC, 25, __u64)

#define BTRFS_IOC_SUBVOL_GETFLAGS _IOR(BTRFS_IOCTL_MAGIC, 25, __u64)

#define BTRFS_IOC_SUBVOL_SETFLAGS _IOW(BTRFS_IOCTL_MAGIC, 26, __u64)

#define BTRFS_IOC_SCRUB _IOWR(BTRFS_IOCTL_MAGIC, 27, \

			      struct btrfs_ioctl_scrub_args)