|  | /* | 
|  | * Copyright (c) 2000,2005 Silicon Graphics, Inc. | 
|  | * All Rights Reserved. | 
|  | * | 
|  | * This program is free software; you can redistribute it and/or | 
|  | * modify it under the terms of the GNU General Public License as | 
|  | * published by the Free Software Foundation. | 
|  | * | 
|  | * This program is distributed in the hope that it would be useful, | 
|  | * but WITHOUT ANY WARRANTY; without even the implied warranty of | 
|  | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the | 
|  | * GNU General Public License for more details. | 
|  | * | 
|  | * You should have received a copy of the GNU General Public License | 
|  | * along with this program; if not, write the Free Software Foundation, | 
|  | * Inc.,  51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA | 
|  | */ | 
|  | #ifndef __XFS_STATS_H__ | 
|  | #define __XFS_STATS_H__ | 
|  |  | 
|  |  | 
|  | #if defined(CONFIG_PROC_FS) && !defined(XFS_STATS_OFF) | 
|  |  | 
|  | #include <linux/percpu.h> | 
|  |  | 
|  | /* | 
|  | * XFS global statistics | 
|  | */ | 
|  | struct xfsstats { | 
|  | # define XFSSTAT_END_EXTENT_ALLOC	4 | 
|  | __uint32_t		xs_allocx; | 
|  | __uint32_t		xs_allocb; | 
|  | __uint32_t		xs_freex; | 
|  | __uint32_t		xs_freeb; | 
|  | # define XFSSTAT_END_ALLOC_BTREE	(XFSSTAT_END_EXTENT_ALLOC+4) | 
|  | __uint32_t		xs_abt_lookup; | 
|  | __uint32_t		xs_abt_compare; | 
|  | __uint32_t		xs_abt_insrec; | 
|  | __uint32_t		xs_abt_delrec; | 
|  | # define XFSSTAT_END_BLOCK_MAPPING	(XFSSTAT_END_ALLOC_BTREE+7) | 
|  | __uint32_t		xs_blk_mapr; | 
|  | __uint32_t		xs_blk_mapw; | 
|  | __uint32_t		xs_blk_unmap; | 
|  | __uint32_t		xs_add_exlist; | 
|  | __uint32_t		xs_del_exlist; | 
|  | __uint32_t		xs_look_exlist; | 
|  | __uint32_t		xs_cmp_exlist; | 
|  | # define XFSSTAT_END_BLOCK_MAP_BTREE	(XFSSTAT_END_BLOCK_MAPPING+4) | 
|  | __uint32_t		xs_bmbt_lookup; | 
|  | __uint32_t		xs_bmbt_compare; | 
|  | __uint32_t		xs_bmbt_insrec; | 
|  | __uint32_t		xs_bmbt_delrec; | 
|  | # define XFSSTAT_END_DIRECTORY_OPS	(XFSSTAT_END_BLOCK_MAP_BTREE+4) | 
|  | __uint32_t		xs_dir_lookup; | 
|  | __uint32_t		xs_dir_create; | 
|  | __uint32_t		xs_dir_remove; | 
|  | __uint32_t		xs_dir_getdents; | 
|  | # define XFSSTAT_END_TRANSACTIONS	(XFSSTAT_END_DIRECTORY_OPS+3) | 
|  | __uint32_t		xs_trans_sync; | 
|  | __uint32_t		xs_trans_async; | 
|  | __uint32_t		xs_trans_empty; | 
|  | # define XFSSTAT_END_INODE_OPS		(XFSSTAT_END_TRANSACTIONS+7) | 
|  | __uint32_t		xs_ig_attempts; | 
|  | __uint32_t		xs_ig_found; | 
|  | __uint32_t		xs_ig_frecycle; | 
|  | __uint32_t		xs_ig_missed; | 
|  | __uint32_t		xs_ig_dup; | 
|  | __uint32_t		xs_ig_reclaims; | 
|  | __uint32_t		xs_ig_attrchg; | 
|  | # define XFSSTAT_END_LOG_OPS		(XFSSTAT_END_INODE_OPS+5) | 
|  | __uint32_t		xs_log_writes; | 
|  | __uint32_t		xs_log_blocks; | 
|  | __uint32_t		xs_log_noiclogs; | 
|  | __uint32_t		xs_log_force; | 
|  | __uint32_t		xs_log_force_sleep; | 
|  | # define XFSSTAT_END_TAIL_PUSHING	(XFSSTAT_END_LOG_OPS+10) | 
|  | __uint32_t		xs_try_logspace; | 
|  | __uint32_t		xs_sleep_logspace; | 
|  | __uint32_t		xs_push_ail; | 
|  | __uint32_t		xs_push_ail_success; | 
|  | __uint32_t		xs_push_ail_pushbuf; | 
|  | __uint32_t		xs_push_ail_pinned; | 
|  | __uint32_t		xs_push_ail_locked; | 
|  | __uint32_t		xs_push_ail_flushing; | 
|  | __uint32_t		xs_push_ail_restarts; | 
|  | __uint32_t		xs_push_ail_flush; | 
|  | # define XFSSTAT_END_WRITE_CONVERT	(XFSSTAT_END_TAIL_PUSHING+2) | 
|  | __uint32_t		xs_xstrat_quick; | 
|  | __uint32_t		xs_xstrat_split; | 
|  | # define XFSSTAT_END_READ_WRITE_OPS	(XFSSTAT_END_WRITE_CONVERT+2) | 
|  | __uint32_t		xs_write_calls; | 
|  | __uint32_t		xs_read_calls; | 
|  | # define XFSSTAT_END_ATTRIBUTE_OPS	(XFSSTAT_END_READ_WRITE_OPS+4) | 
|  | __uint32_t		xs_attr_get; | 
|  | __uint32_t		xs_attr_set; | 
|  | __uint32_t		xs_attr_remove; | 
|  | __uint32_t		xs_attr_list; | 
|  | # define XFSSTAT_END_INODE_CLUSTER	(XFSSTAT_END_ATTRIBUTE_OPS+3) | 
|  | __uint32_t		xs_iflush_count; | 
|  | __uint32_t		xs_icluster_flushcnt; | 
|  | __uint32_t		xs_icluster_flushinode; | 
|  | # define XFSSTAT_END_VNODE_OPS		(XFSSTAT_END_INODE_CLUSTER+8) | 
|  | __uint32_t		vn_active;	/* # vnodes not on free lists */ | 
|  | __uint32_t		vn_alloc;	/* # times vn_alloc called */ | 
|  | __uint32_t		vn_get;		/* # times vn_get called */ | 
|  | __uint32_t		vn_hold;	/* # times vn_hold called */ | 
|  | __uint32_t		vn_rele;	/* # times vn_rele called */ | 
|  | __uint32_t		vn_reclaim;	/* # times vn_reclaim called */ | 
|  | __uint32_t		vn_remove;	/* # times vn_remove called */ | 
|  | __uint32_t		vn_free;	/* # times vn_free called */ | 
|  | #define XFSSTAT_END_BUF			(XFSSTAT_END_VNODE_OPS+9) | 
|  | __uint32_t		xb_get; | 
|  | __uint32_t		xb_create; | 
|  | __uint32_t		xb_get_locked; | 
|  | __uint32_t		xb_get_locked_waited; | 
|  | __uint32_t		xb_busy_locked; | 
|  | __uint32_t		xb_miss_locked; | 
|  | __uint32_t		xb_page_retries; | 
|  | __uint32_t		xb_page_found; | 
|  | __uint32_t		xb_get_read; | 
|  | /* Version 2 btree counters */ | 
|  | #define XFSSTAT_END_ABTB_V2		(XFSSTAT_END_BUF+15) | 
|  | __uint32_t		xs_abtb_2_lookup; | 
|  | __uint32_t		xs_abtb_2_compare; | 
|  | __uint32_t		xs_abtb_2_insrec; | 
|  | __uint32_t		xs_abtb_2_delrec; | 
|  | __uint32_t		xs_abtb_2_newroot; | 
|  | __uint32_t		xs_abtb_2_killroot; | 
|  | __uint32_t		xs_abtb_2_increment; | 
|  | __uint32_t		xs_abtb_2_decrement; | 
|  | __uint32_t		xs_abtb_2_lshift; | 
|  | __uint32_t		xs_abtb_2_rshift; | 
|  | __uint32_t		xs_abtb_2_split; | 
|  | __uint32_t		xs_abtb_2_join; | 
|  | __uint32_t		xs_abtb_2_alloc; | 
|  | __uint32_t		xs_abtb_2_free; | 
|  | __uint32_t		xs_abtb_2_moves; | 
|  | #define XFSSTAT_END_ABTC_V2		(XFSSTAT_END_ABTB_V2+15) | 
|  | __uint32_t		xs_abtc_2_lookup; | 
|  | __uint32_t		xs_abtc_2_compare; | 
|  | __uint32_t		xs_abtc_2_insrec; | 
|  | __uint32_t		xs_abtc_2_delrec; | 
|  | __uint32_t		xs_abtc_2_newroot; | 
|  | __uint32_t		xs_abtc_2_killroot; | 
|  | __uint32_t		xs_abtc_2_increment; | 
|  | __uint32_t		xs_abtc_2_decrement; | 
|  | __uint32_t		xs_abtc_2_lshift; | 
|  | __uint32_t		xs_abtc_2_rshift; | 
|  | __uint32_t		xs_abtc_2_split; | 
|  | __uint32_t		xs_abtc_2_join; | 
|  | __uint32_t		xs_abtc_2_alloc; | 
|  | __uint32_t		xs_abtc_2_free; | 
|  | __uint32_t		xs_abtc_2_moves; | 
|  | #define XFSSTAT_END_BMBT_V2		(XFSSTAT_END_ABTC_V2+15) | 
|  | __uint32_t		xs_bmbt_2_lookup; | 
|  | __uint32_t		xs_bmbt_2_compare; | 
|  | __uint32_t		xs_bmbt_2_insrec; | 
|  | __uint32_t		xs_bmbt_2_delrec; | 
|  | __uint32_t		xs_bmbt_2_newroot; | 
|  | __uint32_t		xs_bmbt_2_killroot; | 
|  | __uint32_t		xs_bmbt_2_increment; | 
|  | __uint32_t		xs_bmbt_2_decrement; | 
|  | __uint32_t		xs_bmbt_2_lshift; | 
|  | __uint32_t		xs_bmbt_2_rshift; | 
|  | __uint32_t		xs_bmbt_2_split; | 
|  | __uint32_t		xs_bmbt_2_join; | 
|  | __uint32_t		xs_bmbt_2_alloc; | 
|  | __uint32_t		xs_bmbt_2_free; | 
|  | __uint32_t		xs_bmbt_2_moves; | 
|  | #define XFSSTAT_END_IBT_V2		(XFSSTAT_END_BMBT_V2+15) | 
|  | __uint32_t		xs_ibt_2_lookup; | 
|  | __uint32_t		xs_ibt_2_compare; | 
|  | __uint32_t		xs_ibt_2_insrec; | 
|  | __uint32_t		xs_ibt_2_delrec; | 
|  | __uint32_t		xs_ibt_2_newroot; | 
|  | __uint32_t		xs_ibt_2_killroot; | 
|  | __uint32_t		xs_ibt_2_increment; | 
|  | __uint32_t		xs_ibt_2_decrement; | 
|  | __uint32_t		xs_ibt_2_lshift; | 
|  | __uint32_t		xs_ibt_2_rshift; | 
|  | __uint32_t		xs_ibt_2_split; | 
|  | __uint32_t		xs_ibt_2_join; | 
|  | __uint32_t		xs_ibt_2_alloc; | 
|  | __uint32_t		xs_ibt_2_free; | 
|  | __uint32_t		xs_ibt_2_moves; | 
|  | #define XFSSTAT_END_XQMSTAT		(XFSSTAT_END_IBT_V2+6) | 
|  | __uint32_t		xs_qm_dqreclaims; | 
|  | __uint32_t		xs_qm_dqreclaim_misses; | 
|  | __uint32_t		xs_qm_dquot_dups; | 
|  | __uint32_t		xs_qm_dqcachemisses; | 
|  | __uint32_t		xs_qm_dqcachehits; | 
|  | __uint32_t		xs_qm_dqwants; | 
|  | #define XFSSTAT_END_QM			(XFSSTAT_END_XQMSTAT+2) | 
|  | __uint32_t		xs_qm_dquot; | 
|  | __uint32_t		xs_qm_dquot_unused; | 
|  | /* Extra precision counters */ | 
|  | __uint64_t		xs_xstrat_bytes; | 
|  | __uint64_t		xs_write_bytes; | 
|  | __uint64_t		xs_read_bytes; | 
|  | }; | 
|  |  | 
|  | DECLARE_PER_CPU(struct xfsstats, xfsstats); | 
|  |  | 
|  | /* | 
|  | * We don't disable preempt, not too worried about poking the | 
|  | * wrong CPU's stat for now (also aggregated before reporting). | 
|  | */ | 
|  | #define XFS_STATS_INC(v)	(per_cpu(xfsstats, current_cpu()).v++) | 
|  | #define XFS_STATS_DEC(v)	(per_cpu(xfsstats, current_cpu()).v--) | 
|  | #define XFS_STATS_ADD(v, inc)	(per_cpu(xfsstats, current_cpu()).v += (inc)) | 
|  |  | 
|  | extern int xfs_init_procfs(void); | 
|  | extern void xfs_cleanup_procfs(void); | 
|  |  | 
|  |  | 
|  | #else	/* !CONFIG_PROC_FS */ | 
|  |  | 
|  | # define XFS_STATS_INC(count) | 
|  | # define XFS_STATS_DEC(count) | 
|  | # define XFS_STATS_ADD(count, inc) | 
|  |  | 
|  | static inline int xfs_init_procfs(void) | 
|  | { | 
|  | return 0; | 
|  | } | 
|  |  | 
|  | static inline void xfs_cleanup_procfs(void) | 
|  | { | 
|  | } | 
|  |  | 
|  | #endif	/* !CONFIG_PROC_FS */ | 
|  |  | 
|  | #endif /* __XFS_STATS_H__ */ |