1/* 2 * Copyright (c) 2000,2005 Silicon Graphics, Inc. 3 * All Rights Reserved. 4 * 5 * This program is free software; you can redistribute it and/or 6 * modify it under the terms of the GNU General Public License as 7 * published by the Free Software Foundation. 8 * 9 * This program is distributed in the hope that it would be useful, 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 * GNU General Public License for more details. 13 * 14 * You should have received a copy of the GNU General Public License 15 * along with this program; if not, write the Free Software Foundation, 16 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA 17 */ 18#ifndef __XFS_STATS_H__ 19#define __XFS_STATS_H__ 20 21 22#if defined(CONFIG_PROC_FS) && !defined(XFS_STATS_OFF) 23 24#include <linux/percpu.h> 25 26/* 27 * XFS global statistics 28 */ 29struct xfsstats { 30# define XFSSTAT_END_EXTENT_ALLOC 4 31 __uint32_t xs_allocx; 32 __uint32_t xs_allocb; 33 __uint32_t xs_freex; 34 __uint32_t xs_freeb; 35# define XFSSTAT_END_ALLOC_BTREE (XFSSTAT_END_EXTENT_ALLOC+4) 36 __uint32_t xs_abt_lookup; 37 __uint32_t xs_abt_compare; 38 __uint32_t xs_abt_insrec; 39 __uint32_t xs_abt_delrec; 40# define XFSSTAT_END_BLOCK_MAPPING (XFSSTAT_END_ALLOC_BTREE+7) 41 __uint32_t xs_blk_mapr; 42 __uint32_t xs_blk_mapw; 43 __uint32_t xs_blk_unmap; 44 __uint32_t xs_add_exlist; 45 __uint32_t xs_del_exlist; 46 __uint32_t xs_look_exlist; 47 __uint32_t xs_cmp_exlist; 48# define XFSSTAT_END_BLOCK_MAP_BTREE (XFSSTAT_END_BLOCK_MAPPING+4) 49 __uint32_t xs_bmbt_lookup; 50 __uint32_t xs_bmbt_compare; 51 __uint32_t xs_bmbt_insrec; 52 __uint32_t xs_bmbt_delrec; 53# define XFSSTAT_END_DIRECTORY_OPS (XFSSTAT_END_BLOCK_MAP_BTREE+4) 54 __uint32_t xs_dir_lookup; 55 __uint32_t xs_dir_create; 56 __uint32_t xs_dir_remove; 57 __uint32_t xs_dir_getdents; 58# define XFSSTAT_END_TRANSACTIONS (XFSSTAT_END_DIRECTORY_OPS+3) 59 __uint32_t xs_trans_sync; 60 __uint32_t xs_trans_async; 61 __uint32_t xs_trans_empty; 62# define XFSSTAT_END_INODE_OPS (XFSSTAT_END_TRANSACTIONS+7) 63 __uint32_t xs_ig_attempts; 64 __uint32_t xs_ig_found; 65 __uint32_t xs_ig_frecycle; 66 __uint32_t xs_ig_missed; 67 __uint32_t xs_ig_dup; 68 __uint32_t xs_ig_reclaims; 69 __uint32_t xs_ig_attrchg; 70# define XFSSTAT_END_LOG_OPS (XFSSTAT_END_INODE_OPS+5) 71 __uint32_t xs_log_writes; 72 __uint32_t xs_log_blocks; 73 __uint32_t xs_log_noiclogs; 74 __uint32_t xs_log_force; 75 __uint32_t xs_log_force_sleep; 76# define XFSSTAT_END_TAIL_PUSHING (XFSSTAT_END_LOG_OPS+10) 77 __uint32_t xs_try_logspace; 78 __uint32_t xs_sleep_logspace; 79 __uint32_t xs_push_ail; 80 __uint32_t xs_push_ail_success; 81 __uint32_t xs_push_ail_pushbuf; 82 __uint32_t xs_push_ail_pinned; 83 __uint32_t xs_push_ail_locked; 84 __uint32_t xs_push_ail_flushing; 85 __uint32_t xs_push_ail_restarts; 86 __uint32_t xs_push_ail_flush; 87# define XFSSTAT_END_WRITE_CONVERT (XFSSTAT_END_TAIL_PUSHING+2) 88 __uint32_t xs_xstrat_quick; 89 __uint32_t xs_xstrat_split; 90# define XFSSTAT_END_READ_WRITE_OPS (XFSSTAT_END_WRITE_CONVERT+2) 91 __uint32_t xs_write_calls; 92 __uint32_t xs_read_calls; 93# define XFSSTAT_END_ATTRIBUTE_OPS (XFSSTAT_END_READ_WRITE_OPS+4) 94 __uint32_t xs_attr_get; 95 __uint32_t xs_attr_set; 96 __uint32_t xs_attr_remove; 97 __uint32_t xs_attr_list; 98# define XFSSTAT_END_INODE_CLUSTER (XFSSTAT_END_ATTRIBUTE_OPS+3) 99 __uint32_t xs_iflush_count; 100 __uint32_t xs_icluster_flushcnt; 101 __uint32_t xs_icluster_flushinode; 102# define XFSSTAT_END_VNODE_OPS (XFSSTAT_END_INODE_CLUSTER+8) 103 __uint32_t vn_active; /* # vnodes not on free lists */ 104 __uint32_t vn_alloc; /* # times vn_alloc called */ 105 __uint32_t vn_get; /* # times vn_get called */ 106 __uint32_t vn_hold; /* # times vn_hold called */ 107 __uint32_t vn_rele; /* # times vn_rele called */ 108 __uint32_t vn_reclaim; /* # times vn_reclaim called */ 109 __uint32_t vn_remove; /* # times vn_remove called */ 110 __uint32_t vn_free; /* # times vn_free called */ 111#define XFSSTAT_END_BUF (XFSSTAT_END_VNODE_OPS+9) 112 __uint32_t xb_get; 113 __uint32_t xb_create; 114 __uint32_t xb_get_locked; 115 __uint32_t xb_get_locked_waited; 116 __uint32_t xb_busy_locked; 117 __uint32_t xb_miss_locked; 118 __uint32_t xb_page_retries; 119 __uint32_t xb_page_found; 120 __uint32_t xb_get_read; 121/* Version 2 btree counters */ 122#define XFSSTAT_END_ABTB_V2 (XFSSTAT_END_BUF+15) 123 __uint32_t xs_abtb_2_lookup; 124 __uint32_t xs_abtb_2_compare; 125 __uint32_t xs_abtb_2_insrec; 126 __uint32_t xs_abtb_2_delrec; 127 __uint32_t xs_abtb_2_newroot; 128 __uint32_t xs_abtb_2_killroot; 129 __uint32_t xs_abtb_2_increment; 130 __uint32_t xs_abtb_2_decrement; 131 __uint32_t xs_abtb_2_lshift; 132 __uint32_t xs_abtb_2_rshift; 133 __uint32_t xs_abtb_2_split; 134 __uint32_t xs_abtb_2_join; 135 __uint32_t xs_abtb_2_alloc; 136 __uint32_t xs_abtb_2_free; 137 __uint32_t xs_abtb_2_moves; 138#define XFSSTAT_END_ABTC_V2 (XFSSTAT_END_ABTB_V2+15) 139 __uint32_t xs_abtc_2_lookup; 140 __uint32_t xs_abtc_2_compare; 141 __uint32_t xs_abtc_2_insrec; 142 __uint32_t xs_abtc_2_delrec; 143 __uint32_t xs_abtc_2_newroot; 144 __uint32_t xs_abtc_2_killroot; 145 __uint32_t xs_abtc_2_increment; 146 __uint32_t xs_abtc_2_decrement; 147 __uint32_t xs_abtc_2_lshift; 148 __uint32_t xs_abtc_2_rshift; 149 __uint32_t xs_abtc_2_split; 150 __uint32_t xs_abtc_2_join; 151 __uint32_t xs_abtc_2_alloc; 152 __uint32_t xs_abtc_2_free; 153 __uint32_t xs_abtc_2_moves; 154#define XFSSTAT_END_BMBT_V2 (XFSSTAT_END_ABTC_V2+15) 155 __uint32_t xs_bmbt_2_lookup; 156 __uint32_t xs_bmbt_2_compare; 157 __uint32_t xs_bmbt_2_insrec; 158 __uint32_t xs_bmbt_2_delrec; 159 __uint32_t xs_bmbt_2_newroot; 160 __uint32_t xs_bmbt_2_killroot; 161 __uint32_t xs_bmbt_2_increment; 162 __uint32_t xs_bmbt_2_decrement; 163 __uint32_t xs_bmbt_2_lshift; 164 __uint32_t xs_bmbt_2_rshift; 165 __uint32_t xs_bmbt_2_split; 166 __uint32_t xs_bmbt_2_join; 167 __uint32_t xs_bmbt_2_alloc; 168 __uint32_t xs_bmbt_2_free; 169 __uint32_t xs_bmbt_2_moves; 170#define XFSSTAT_END_IBT_V2 (XFSSTAT_END_BMBT_V2+15) 171 __uint32_t xs_ibt_2_lookup; 172 __uint32_t xs_ibt_2_compare; 173 __uint32_t xs_ibt_2_insrec; 174 __uint32_t xs_ibt_2_delrec; 175 __uint32_t xs_ibt_2_newroot; 176 __uint32_t xs_ibt_2_killroot; 177 __uint32_t xs_ibt_2_increment; 178 __uint32_t xs_ibt_2_decrement; 179 __uint32_t xs_ibt_2_lshift; 180 __uint32_t xs_ibt_2_rshift; 181 __uint32_t xs_ibt_2_split; 182 __uint32_t xs_ibt_2_join; 183 __uint32_t xs_ibt_2_alloc; 184 __uint32_t xs_ibt_2_free; 185 __uint32_t xs_ibt_2_moves; 186#define XFSSTAT_END_FIBT_V2 (XFSSTAT_END_IBT_V2+15) 187 __uint32_t xs_fibt_2_lookup; 188 __uint32_t xs_fibt_2_compare; 189 __uint32_t xs_fibt_2_insrec; 190 __uint32_t xs_fibt_2_delrec; 191 __uint32_t xs_fibt_2_newroot; 192 __uint32_t xs_fibt_2_killroot; 193 __uint32_t xs_fibt_2_increment; 194 __uint32_t xs_fibt_2_decrement; 195 __uint32_t xs_fibt_2_lshift; 196 __uint32_t xs_fibt_2_rshift; 197 __uint32_t xs_fibt_2_split; 198 __uint32_t xs_fibt_2_join; 199 __uint32_t xs_fibt_2_alloc; 200 __uint32_t xs_fibt_2_free; 201 __uint32_t xs_fibt_2_moves; 202#define XFSSTAT_END_XQMSTAT (XFSSTAT_END_FIBT_V2+6) 203 __uint32_t xs_qm_dqreclaims; 204 __uint32_t xs_qm_dqreclaim_misses; 205 __uint32_t xs_qm_dquot_dups; 206 __uint32_t xs_qm_dqcachemisses; 207 __uint32_t xs_qm_dqcachehits; 208 __uint32_t xs_qm_dqwants; 209#define XFSSTAT_END_QM (XFSSTAT_END_XQMSTAT+2) 210 __uint32_t xs_qm_dquot; 211 __uint32_t xs_qm_dquot_unused; 212/* Extra precision counters */ 213 __uint64_t xs_xstrat_bytes; 214 __uint64_t xs_write_bytes; 215 __uint64_t xs_read_bytes; 216}; 217 218DECLARE_PER_CPU(struct xfsstats, xfsstats); 219 220/* 221 * We don't disable preempt, not too worried about poking the 222 * wrong CPU's stat for now (also aggregated before reporting). 223 */ 224#define XFS_STATS_INC(v) (per_cpu(xfsstats, current_cpu()).v++) 225#define XFS_STATS_DEC(v) (per_cpu(xfsstats, current_cpu()).v--) 226#define XFS_STATS_ADD(v, inc) (per_cpu(xfsstats, current_cpu()).v += (inc)) 227 228extern int xfs_init_procfs(void); 229extern void xfs_cleanup_procfs(void); 230 231 232#else /* !CONFIG_PROC_FS */ 233 234# define XFS_STATS_INC(count) 235# define XFS_STATS_DEC(count) 236# define XFS_STATS_ADD(count, inc) 237 238static inline int xfs_init_procfs(void) 239{ 240 return 0; 241} 242 243static inline void xfs_cleanup_procfs(void) 244{ 245} 246 247#endif /* !CONFIG_PROC_FS */ 248 249#endif /* __XFS_STATS_H__ */ 250