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| author | Jeff Mahoney <jeffm@suse.com> | 2016-04-01 16:14:24 -0400 |
|---|---|---|
| committer | David Sterba <dsterba@suse.com> | 2016-04-28 11:06:41 +0200 |
| commit | 83288b60bf6668933689078973136e0c9d387b38 (patch) | |
| tree | b1fa869863efd791255b05331573588497903444 /include/uapi/linux/btrfs.h | |
| parent | d4ae133b2d195d88cf5394072724adfa6ccdd64b (diff) | |
| download | op-kernel-dev-83288b60bf6668933689078973136e0c9d387b38.zip op-kernel-dev-83288b60bf6668933689078973136e0c9d387b38.tar.gz | |
btrfs: uapi/linux/btrfs.h migration, qgroup limit flags
The BTRFS_QGROUP_LIMIT_* flags are required to tell the kernel which
fields are valid when using the BTRFS_IOC_QGROUP_LIMIT ioctl.
Signed-off-by: Jeff Mahoney <jeffm@suse.com>
Reviewed-by: Liu Bo <bo.li.liu@oracle.com>
Reviewed-by: Josef Bacik <jbacik@fb.com>
Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'include/uapi/linux/btrfs.h')
| -rw-r--r-- | include/uapi/linux/btrfs.h | 22 |
1 files changed, 21 insertions, 1 deletions
diff --git a/include/uapi/linux/btrfs.h b/include/uapi/linux/btrfs.h index 11eee34..9651af3 100644 --- a/include/uapi/linux/btrfs.h +++ b/include/uapi/linux/btrfs.h @@ -41,7 +41,19 @@ struct btrfs_ioctl_vol_args { #define BTRFS_UUID_SIZE 16 #define BTRFS_UUID_UNPARSED_SIZE 37 -#define BTRFS_QGROUP_INHERIT_SET_LIMITS (1ULL << 0) +/* + * flags definition for qgroup limits + * + * Used by: + * struct btrfs_qgroup_limit.flags + * struct btrfs_qgroup_limit_item.flags + */ +#define BTRFS_QGROUP_LIMIT_MAX_RFER (1ULL << 0) +#define BTRFS_QGROUP_LIMIT_MAX_EXCL (1ULL << 1) +#define BTRFS_QGROUP_LIMIT_RSV_RFER (1ULL << 2) +#define BTRFS_QGROUP_LIMIT_RSV_EXCL (1ULL << 3) +#define BTRFS_QGROUP_LIMIT_RFER_CMPR (1ULL << 4) +#define BTRFS_QGROUP_LIMIT_EXCL_CMPR (1ULL << 5) struct btrfs_qgroup_limit { __u64 flags; @@ -51,6 +63,14 @@ struct btrfs_qgroup_limit { __u64 rsv_excl; }; +/* + * flags definition for qgroup inheritance + * + * Used by: + * struct btrfs_qgroup_inherit.flags + */ +#define BTRFS_QGROUP_INHERIT_SET_LIMITS (1ULL << 0) + struct btrfs_qgroup_inherit { __u64 flags; __u64 num_qgroups; |
