diff options
author | Jeff Mahoney <jeffm@suse.com> | 2016-04-01 16:14:28 -0400 |
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committer | David Sterba <dsterba@suse.com> | 2016-04-28 11:06:41 +0200 |
commit | 33ca913349962208e13e894ada99b9ae6e0080ee (patch) | |
tree | 67da8b2d4f15b8742f8df8a4baed01f6a86b8212 | |
parent | 04cd01dffbf9be14ccc51595280c8dc8c318a9c9 (diff) | |
download | op-kernel-dev-33ca913349962208e13e894ada99b9ae6e0080ee.zip op-kernel-dev-33ca913349962208e13e894ada99b9ae6e0080ee.tar.gz |
btrfs: uapi/linux/btrfs.h migration, move struct btrfs_ioctl_defrag_range_args
struct btrfs_ioctl_defrag_range_args is used by the BTRFS_IOC_DEFRAG_RANGE
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>
-rw-r--r-- | fs/btrfs/ctree.h | 31 | ||||
-rw-r--r-- | include/uapi/linux/btrfs.h | 38 |
2 files changed, 37 insertions, 32 deletions
diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h index 378482c..89f36b6 100644 --- a/fs/btrfs/ctree.h +++ b/fs/btrfs/ctree.h @@ -1992,37 +1992,6 @@ struct btrfs_root { atomic_t qgroup_meta_rsv; }; -struct btrfs_ioctl_defrag_range_args { - /* start of the defrag operation */ - __u64 start; - - /* number of bytes to defrag, use (u64)-1 to say all */ - __u64 len; - - /* - * flags for the operation, which can include turning - * on compression for this one defrag - */ - __u64 flags; - - /* - * any extent bigger than this will be considered - * already defragged. Use 0 to take the kernel default - * Use 1 to say every single extent must be rewritten - */ - __u32 extent_thresh; - - /* - * which compression method to use if turning on compression - * for this defrag operation. If unspecified, zlib will - * be used - */ - __u32 compress_type; - - /* spare for later */ - __u32 unused[4]; -}; - /* * inode items have the data typically returned from stat and store other diff --git a/include/uapi/linux/btrfs.h b/include/uapi/linux/btrfs.h index abae362..98aff38 100644 --- a/include/uapi/linux/btrfs.h +++ b/include/uapi/linux/btrfs.h @@ -474,9 +474,45 @@ struct btrfs_ioctl_clone_range_args { __u64 dest_offset; }; -/* flags for the defrag range ioctl */ +/* + * flags definition for the defrag range ioctl + * + * Used by: + * struct btrfs_ioctl_defrag_range_args.flags + */ #define BTRFS_DEFRAG_RANGE_COMPRESS 1 #define BTRFS_DEFRAG_RANGE_START_IO 2 +struct btrfs_ioctl_defrag_range_args { + /* start of the defrag operation */ + __u64 start; + + /* number of bytes to defrag, use (u64)-1 to say all */ + __u64 len; + + /* + * flags for the operation, which can include turning + * on compression for this one defrag + */ + __u64 flags; + + /* + * any extent bigger than this will be considered + * already defragged. Use 0 to take the kernel default + * Use 1 to say every single extent must be rewritten + */ + __u32 extent_thresh; + + /* + * which compression method to use if turning on compression + * for this defrag operation. If unspecified, zlib will + * be used + */ + __u32 compress_type; + + /* spare for later */ + __u32 unused[4]; +}; + #define BTRFS_SAME_DATA_DIFFERS 1 /* For extent-same ioctl */ |