Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 18db9ac6 authored by Jeff Mahoney's avatar Jeff Mahoney Committed by David Sterba
Browse files

btrfs: uapi/linux/btrfs.h migration, move feature flags 



The compat/compat_ro/incompat feature flags are used by the feature set/get
ioctls.

Signed-off-by: default avatarJeff Mahoney <jeffm@suse.com>
Reviewed-by: default avatarLiu Bo <bo.li.liu@oracle.com>
Reviewed-by: default avatarJosef Bacik <jbacik@fb.com>
Signed-off-by: default avatarDavid Sterba <dsterba@suse.com>
parent 884f6eca

fs/btrfs/ctree.h

+0 −25
Original line number Diff line number Diff line
@@ -506,31 +506,6 @@ struct btrfs_super_block { 
 * Compat flags that we support.  If any incompat flags are set other than the

 * ones specified below then we will fail to mount

 */

#define BTRFS_FEATURE_COMPAT_RO_FREE_SPACE_TREE	(1ULL << 0)



#define BTRFS_FEATURE_INCOMPAT_MIXED_BACKREF	(1ULL << 0)

#define BTRFS_FEATURE_INCOMPAT_DEFAULT_SUBVOL	(1ULL << 1)

#define BTRFS_FEATURE_INCOMPAT_MIXED_GROUPS	(1ULL << 2)

#define BTRFS_FEATURE_INCOMPAT_COMPRESS_LZO	(1ULL << 3)

/*

 * some patches floated around with a second compression method

 * lets save that incompat here for when they do get in

 * Note we don't actually support it, we're just reserving the

 * number

 */

#define BTRFS_FEATURE_INCOMPAT_COMPRESS_LZOv2	(1ULL << 4)



/*

 * older kernels tried to do bigger metadata blocks, but the

 * code was pretty buggy.  Lets not let them try anymore.

 */

#define BTRFS_FEATURE_INCOMPAT_BIG_METADATA	(1ULL << 5)



#define BTRFS_FEATURE_INCOMPAT_EXTENDED_IREF	(1ULL << 6)

#define BTRFS_FEATURE_INCOMPAT_RAID56		(1ULL << 7)

#define BTRFS_FEATURE_INCOMPAT_SKINNY_METADATA	(1ULL << 8)

#define BTRFS_FEATURE_INCOMPAT_NO_HOLES		(1ULL << 9)



#define BTRFS_FEATURE_COMPAT_SUPP		0ULL

#define BTRFS_FEATURE_COMPAT_SAFE_SET		0ULL

#define BTRFS_FEATURE_COMPAT_SAFE_CLEAR		0ULL

include/uapi/linux/btrfs.h

+31 −0
Original line number Diff line number Diff line
@@ -222,6 +222,37 @@ struct btrfs_ioctl_fs_info_args { 
	__u64 reserved[122];			/* pad to 1k */

};



/*

 * feature flags

 *

 * Used by:

 * struct btrfs_ioctl_feature_flags

 */

#define BTRFS_FEATURE_COMPAT_RO_FREE_SPACE_TREE	(1ULL << 0)



#define BTRFS_FEATURE_INCOMPAT_MIXED_BACKREF	(1ULL << 0)

#define BTRFS_FEATURE_INCOMPAT_DEFAULT_SUBVOL	(1ULL << 1)

#define BTRFS_FEATURE_INCOMPAT_MIXED_GROUPS	(1ULL << 2)

#define BTRFS_FEATURE_INCOMPAT_COMPRESS_LZO	(1ULL << 3)

/*

 * some patches floated around with a second compression method

 * lets save that incompat here for when they do get in

 * Note we don't actually support it, we're just reserving the

 * number

 */

#define BTRFS_FEATURE_INCOMPAT_COMPRESS_LZOv2	(1ULL << 4)



/*

 * older kernels tried to do bigger metadata blocks, but the

 * code was pretty buggy.  Lets not let them try anymore.

 */

#define BTRFS_FEATURE_INCOMPAT_BIG_METADATA	(1ULL << 5)



#define BTRFS_FEATURE_INCOMPAT_EXTENDED_IREF	(1ULL << 6)

#define BTRFS_FEATURE_INCOMPAT_RAID56		(1ULL << 7)

#define BTRFS_FEATURE_INCOMPAT_SKINNY_METADATA	(1ULL << 8)

#define BTRFS_FEATURE_INCOMPAT_NO_HOLES		(1ULL << 9)



struct btrfs_ioctl_feature_flags {

	__u64 compat_flags;

	__u64 compat_ro_flags;