Commit f1e5c618 authored by Josef Bacik's avatar Josef Bacik Committed by David Sterba
Browse files

btrfs: move flush related definitions to space-info.h 



This code is used in space-info.c, move the definitions to space-info.h.

Reviewed-by: default avatarQu Wenruo <wqu@suse.com>
Reviewed-by: default avatarJohannes Thumshirn <johannes.thumshirn@wdc.com>
Signed-off-by: default avatarJosef Bacik <josef@toxicpanda.com>
Reviewed-by: default avatarDavid Sterba <dsterba@suse.com>
Signed-off-by: default avatarDavid Sterba <dsterba@suse.com>
parent 06d61cb1

fs/btrfs/ctree.h

+0 −59
Original line number Diff line number Diff line
@@ -2639,65 +2639,6 @@ int btrfs_inc_extent_ref(struct btrfs_trans_handle *trans, 


void btrfs_clear_space_info_full(struct btrfs_fs_info *info);



/*

 * Different levels for to flush space when doing space reservations.

 *

 * The higher the level, the more methods we try to reclaim space.

 */

enum btrfs_reserve_flush_enum {

	/* If we are in the transaction, we can't flush anything.*/

	BTRFS_RESERVE_NO_FLUSH,



	/*

	 * Flush space by:

	 * - Running delayed inode items

	 * - Allocating a new chunk

	 */

	BTRFS_RESERVE_FLUSH_LIMIT,



	/*

	 * Flush space by:

	 * - Running delayed inode items

	 * - Running delayed refs

	 * - Running delalloc and waiting for ordered extents

	 * - Allocating a new chunk

	 */

	BTRFS_RESERVE_FLUSH_EVICT,



	/*

	 * Flush space by above mentioned methods and by:

	 * - Running delayed iputs

	 * - Committing transaction

	 *

	 * Can be interrupted by a fatal signal.

	 */

	BTRFS_RESERVE_FLUSH_DATA,

	BTRFS_RESERVE_FLUSH_FREE_SPACE_INODE,

	BTRFS_RESERVE_FLUSH_ALL,



	/*

	 * Pretty much the same as FLUSH_ALL, but can also steal space from

	 * global rsv.

	 *

	 * Can be interrupted by a fatal signal.

	 */

	BTRFS_RESERVE_FLUSH_ALL_STEAL,

};



enum btrfs_flush_state {

	FLUSH_DELAYED_ITEMS_NR	=	1,

	FLUSH_DELAYED_ITEMS	=	2,

	FLUSH_DELAYED_REFS_NR	=	3,

	FLUSH_DELAYED_REFS	=	4,

	FLUSH_DELALLOC		=	5,

	FLUSH_DELALLOC_WAIT	=	6,

	FLUSH_DELALLOC_FULL	=	7,

	ALLOC_CHUNK		=	8,

	ALLOC_CHUNK_FORCE	=	9,

	RUN_DELAYED_IPUTS	=	10,

	COMMIT_TRANS		=	11,

};



int btrfs_subvolume_reserve_metadata(struct btrfs_root *root,

				     struct btrfs_block_rsv *rsv,

				     int nitems, bool use_global_rsv);

fs/btrfs/delayed-inode.c

+1 −0
Original line number Diff line number Diff line
@@ -14,6 +14,7 @@ 
#include "qgroup.h"

#include "locking.h"

#include "inode-item.h"

#include "space-info.h"



#define BTRFS_DELAYED_WRITEBACK		512

#define BTRFS_DELAYED_BACKGROUND	128

fs/btrfs/inode-item.c

+1 −0
Original line number Diff line number Diff line
@@ -8,6 +8,7 @@ 
#include "disk-io.h"

#include "transaction.h"

#include "print-tree.h"

#include "space-info.h"



struct btrfs_inode_ref *btrfs_find_name_in_backref(struct extent_buffer *leaf,

						   int slot, const char *name,

fs/btrfs/props.c

+1 −0
Original line number Diff line number Diff line
@@ -10,6 +10,7 @@ 
#include "ctree.h"

#include "xattr.h"

#include "compression.h"

#include "space-info.h"



#define BTRFS_PROP_HANDLERS_HT_BITS 8

static DEFINE_HASHTABLE(prop_handlers_ht, BTRFS_PROP_HANDLERS_HT_BITS);

fs/btrfs/relocation.c

+1 −0
Original line number Diff line number Diff line
@@ -27,6 +27,7 @@ 
#include "subpage.h"

#include "zoned.h"

#include "inode-item.h"

#include "space-info.h"



/*

 * Relocation overview