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Diffstat (limited to 'fs/xfs/xfs_ag.h')
-rw-r--r--fs/xfs/xfs_ag.h16
1 files changed, 6 insertions, 10 deletions
diff --git a/fs/xfs/xfs_ag.h b/fs/xfs/xfs_ag.h
index 6702bd865811..b1a5a1ff88ea 100644
--- a/fs/xfs/xfs_ag.h
+++ b/fs/xfs/xfs_ag.h
@@ -187,17 +187,13 @@ typedef struct xfs_perag_busy {
187/* 187/*
188 * Per-ag incore structure, copies of information in agf and agi, 188 * Per-ag incore structure, copies of information in agf and agi,
189 * to improve the performance of allocation group selection. 189 * to improve the performance of allocation group selection.
190 *
191 * pick sizes which fit in allocation buckets well
192 */ 190 */
193#if (BITS_PER_LONG == 32)
194#define XFS_PAGB_NUM_SLOTS 84
195#elif (BITS_PER_LONG == 64)
196#define XFS_PAGB_NUM_SLOTS 128 191#define XFS_PAGB_NUM_SLOTS 128
197#endif
198 192
199typedef struct xfs_perag 193typedef struct xfs_perag {
200{ 194 struct xfs_mount *pag_mount; /* owner filesystem */
195 xfs_agnumber_t pag_agno; /* AG this structure belongs to */
196 atomic_t pag_ref; /* perag reference count */
201 char pagf_init; /* this agf's entry is initialized */ 197 char pagf_init; /* this agf's entry is initialized */
202 char pagi_init; /* this agi's entry is initialized */ 198 char pagi_init; /* this agi's entry is initialized */
203 char pagf_metadata; /* the agf is preferred to be metadata */ 199 char pagf_metadata; /* the agf is preferred to be metadata */
@@ -210,8 +206,6 @@ typedef struct xfs_perag
210 __uint32_t pagf_btreeblks; /* # of blocks held in AGF btrees */ 206 __uint32_t pagf_btreeblks; /* # of blocks held in AGF btrees */
211 xfs_agino_t pagi_freecount; /* number of free inodes */ 207 xfs_agino_t pagi_freecount; /* number of free inodes */
212 xfs_agino_t pagi_count; /* number of allocated inodes */ 208 xfs_agino_t pagi_count; /* number of allocated inodes */
213 int pagb_count; /* pagb slots in use */
214 xfs_perag_busy_t *pagb_list; /* unstable blocks */
215 209
216 /* 210 /*
217 * Inode allocation search lookup optimisation. 211 * Inode allocation search lookup optimisation.
@@ -230,6 +224,8 @@ typedef struct xfs_perag
230 rwlock_t pag_ici_lock; /* incore inode lock */ 224 rwlock_t pag_ici_lock; /* incore inode lock */
231 struct radix_tree_root pag_ici_root; /* incore inode cache root */ 225 struct radix_tree_root pag_ici_root; /* incore inode cache root */
232#endif 226#endif
227 int pagb_count; /* pagb slots in use */
228 xfs_perag_busy_t pagb_list[XFS_PAGB_NUM_SLOTS]; /* unstable blocks */
233} xfs_perag_t; 229} xfs_perag_t;
234 230
235/* 231/*