1 /*
2  * Copyright (c) 2002 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_QM_STATS_H__
19 #define __XFS_QM_STATS_H__
20 
21 #if defined(CONFIG_PROC_FS) && !defined(XFS_STATS_OFF)
22 
23 /*
24  * XQM global statistics
25  */
26 struct xqmstats {
27 	__uint32_t		xs_qm_dqreclaims;
28 	__uint32_t		xs_qm_dqreclaim_misses;
29 	__uint32_t		xs_qm_dquot_dups;
30 	__uint32_t		xs_qm_dqcachemisses;
31 	__uint32_t		xs_qm_dqcachehits;
32 	__uint32_t		xs_qm_dqwants;
33 	__uint32_t		xs_qm_dqshake_reclaims;
34 	__uint32_t		xs_qm_dqinact_reclaims;
35 };
36 
37 extern struct xqmstats xqmstats;
38 
39 # define XQM_STATS_INC(count)	( (count)++ )
40 
41 extern void xfs_qm_init_procfs(void);
42 extern void xfs_qm_cleanup_procfs(void);
43 
44 #else
45 
46 # define XQM_STATS_INC(count)	do { } while (0)
47 
xfs_qm_init_procfs(void)48 static inline void xfs_qm_init_procfs(void) { };
xfs_qm_cleanup_procfs(void)49 static inline void xfs_qm_cleanup_procfs(void) { };
50 
51 #endif
52 
53 #endif	/* __XFS_QM_STATS_H__ */
54