| 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 | */ |
| 29 | struct 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_XQMSTAT (XFSSTAT_END_IBT_V2+6) |
| 187 | __uint32_t xs_qm_dqreclaims; |
| 188 | __uint32_t xs_qm_dqreclaim_misses; |
| 189 | __uint32_t xs_qm_dquot_dups; |
| 190 | __uint32_t xs_qm_dqcachemisses; |
| 191 | __uint32_t xs_qm_dqcachehits; |
| 192 | __uint32_t xs_qm_dqwants; |
| 193 | #define XFSSTAT_END_QM (XFSSTAT_END_XQMSTAT+2) |
| 194 | __uint32_t xs_qm_dquot; |
| 195 | __uint32_t xs_qm_dquot_unused; |
| 196 | /* Extra precision counters */ |
| 197 | __uint64_t xs_xstrat_bytes; |
| 198 | __uint64_t xs_write_bytes; |
| 199 | __uint64_t xs_read_bytes; |
| 200 | }; |
| 201 | |
| 202 | DECLARE_PER_CPU(struct xfsstats, xfsstats); |
| 203 | |
| 204 | /* |
| 205 | * We don't disable preempt, not too worried about poking the |
| 206 | * wrong CPU's stat for now (also aggregated before reporting). |
| 207 | */ |
| 208 | #define XFS_STATS_INC(v) (per_cpu(xfsstats, current_cpu()).v++) |
| 209 | #define XFS_STATS_DEC(v) (per_cpu(xfsstats, current_cpu()).v--) |
| 210 | #define XFS_STATS_ADD(v, inc) (per_cpu(xfsstats, current_cpu()).v += (inc)) |
| 211 | |
| 212 | extern int xfs_init_procfs(void); |
| 213 | extern void xfs_cleanup_procfs(void); |
| 214 | |
| 215 | |
| 216 | #else /* !CONFIG_PROC_FS */ |
| 217 | |
| 218 | # define XFS_STATS_INC(count) |
| 219 | # define XFS_STATS_DEC(count) |
| 220 | # define XFS_STATS_ADD(count, inc) |
| 221 | |
| 222 | static inline int xfs_init_procfs(void) |
| 223 | { |
| 224 | return 0; |
| 225 | } |
| 226 | |
| 227 | static inline void xfs_cleanup_procfs(void) |
| 228 | { |
| 229 | } |
| 230 | |
| 231 | #endif /* !CONFIG_PROC_FS */ |
| 232 | |
| 233 | #endif /* __XFS_STATS_H__ */ |