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Commit 33ca9133 authored by Jeff Mahoney's avatar Jeff Mahoney Committed by David Sterba
Browse files

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: 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 04cd01df

fs/btrfs/ctree.h

+0 −31
Original line number Diff line number Diff line
@@ -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

include/uapi/linux/btrfs.h

+37 −1
Original line number Diff line number Diff line
@@ -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 */