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Commit 1998764e authored by Alexey Dobriyan's avatar Alexey Dobriyan Committed by Nathan Scott
Browse files

[XFS] Reduce size of xfs_trans_t structure. * remove ->t_forw, ->t_back -- 


unused * ->t_ag_freeblks_delta, ->t_ag_flist_delta, ->t_ag_btree_delta
are debugging aid -- wrap them in everyone's favourite way.    As a
result, cut "xfs_trans" slab object size from 592 to 572 bytes here.

SGI-PV: 904196
SGI-Modid: xfs-linux-melb:xfs-kern:26319a

Signed-off-by: default avatarAlexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: default avatarNathan Scott <nathans@sgi.com>
parent b3bbed1d

fs/xfs/xfs_trans.h

+2 −2
Original line number Diff line number Diff line
@@ -338,8 +338,6 @@ typedef void (*xfs_trans_callback_t)(struct xfs_trans *, void *); 
typedef struct xfs_trans {

	unsigned int		t_magic;	/* magic number */

	xfs_log_callback_t	t_logcb;	/* log callback struct */

	struct xfs_trans	*t_forw;	/* async list pointers */

	struct xfs_trans	*t_back;	/* async list pointers */

	unsigned int		t_type;		/* transaction type */

	unsigned int		t_log_res;	/* amt of log space resvd */

	unsigned int		t_log_count;	/* count for perm log res */
@@ -364,9 +362,11 @@ typedef struct xfs_trans { 
	long			t_res_fdblocks_delta; /* on-disk only chg */

	long			t_frextents_delta;/* superblock freextents chg*/

	long			t_res_frextents_delta; /* on-disk only chg */

#ifdef DEBUG

	long			t_ag_freeblks_delta; /* debugging counter */

	long			t_ag_flist_delta; /* debugging counter */

	long			t_ag_btree_delta; /* debugging counter */

#endif

	long			t_dblocks_delta;/* superblock dblocks change */

	long			t_agcount_delta;/* superblock agcount change */

	long			t_imaxpct_delta;/* superblock imaxpct change */