blob: 736854b1ca1a0c6d1d92488f6cc79891241b8a6d [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
Nathan Scott7b718762005-11-02 14:58:39 +11002 * Copyright (c) 2000,2005 Silicon Graphics, Inc.
3 * All Rights Reserved.
Linus Torvalds1da177e2005-04-16 15:20:36 -07004 *
Nathan Scott7b718762005-11-02 14:58:39 +11005 * This program is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU General Public License as
Linus Torvalds1da177e2005-04-16 15:20:36 -07007 * published by the Free Software Foundation.
8 *
Nathan Scott7b718762005-11-02 14:58:39 +11009 * 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.
Linus Torvalds1da177e2005-04-16 15:20:36 -070013 *
Nathan Scott7b718762005-11-02 14:58:39 +110014 * 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
Linus Torvalds1da177e2005-04-16 15:20:36 -070017 */
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)
Nathan Scottce8e9222006-01-11 15:39:08 +1100112 __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;
David Chinner854929f2008-10-30 16:55:03 +1100121/* 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;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700186/* Extra precision counters */
187 __uint64_t xs_xstrat_bytes;
188 __uint64_t xs_write_bytes;
189 __uint64_t xs_read_bytes;
190};
191
192DECLARE_PER_CPU(struct xfsstats, xfsstats);
193
194/*
195 * We don't disable preempt, not too worried about poking the
196 * wrong CPU's stat for now (also aggregated before reporting).
197 */
198#define XFS_STATS_INC(v) (per_cpu(xfsstats, current_cpu()).v++)
199#define XFS_STATS_DEC(v) (per_cpu(xfsstats, current_cpu()).v--)
200#define XFS_STATS_ADD(v, inc) (per_cpu(xfsstats, current_cpu()).v += (inc))
201
Christoph Hellwig9f8868f2008-07-18 17:11:46 +1000202extern int xfs_init_procfs(void);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700203extern void xfs_cleanup_procfs(void);
204
205
206#else /* !CONFIG_PROC_FS */
207
208# define XFS_STATS_INC(count)
209# define XFS_STATS_DEC(count)
210# define XFS_STATS_ADD(count, inc)
211
Christoph Hellwig9f8868f2008-07-18 17:11:46 +1000212static inline int xfs_init_procfs(void)
213{
Christoph Hellwig766b0922008-07-18 17:12:50 +1000214 return 0;
215}
216
Christoph Hellwig9f8868f2008-07-18 17:11:46 +1000217static inline void xfs_cleanup_procfs(void)
218{
Christoph Hellwig766b0922008-07-18 17:12:50 +1000219}
Linus Torvalds1da177e2005-04-16 15:20:36 -0700220
221#endif /* !CONFIG_PROC_FS */
222
223#endif /* __XFS_STATS_H__ */