Contributors: 7
| Author |
Tokens |
Token Proportion |
Commits |
Commit Proportion |
| Chuck Lever |
188 |
64.60% |
3 |
30.00% |
| David Howells |
51 |
17.53% |
1 |
10.00% |
| Li RongQing |
31 |
10.65% |
1 |
10.00% |
| Trond Myklebust |
10 |
3.44% |
2 |
20.00% |
| Christoph Lameter |
8 |
2.75% |
1 |
10.00% |
| Tejun Heo |
2 |
0.69% |
1 |
10.00% |
| Greg Kroah-Hartman |
1 |
0.34% |
1 |
10.00% |
| Total |
291 |
|
10 |
|
/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/fs/nfs/iostat.h
*
* Declarations for NFS client per-mount statistics
*
* Copyright (C) 2005, 2006 Chuck Lever <cel@netapp.com>
*
*/
#ifndef _NFS_IOSTAT
#define _NFS_IOSTAT
#include <linux/percpu.h>
#include <linux/cache.h>
#include <linux/nfs_iostat.h>
struct nfs_iostats {
unsigned long long bytes[__NFSIOS_BYTESMAX];
#ifdef CONFIG_NFS_FSCACHE
unsigned long long fscache[__NFSIOS_FSCACHEMAX];
#endif
unsigned long events[__NFSIOS_COUNTSMAX];
} ____cacheline_aligned;
static inline void nfs_inc_server_stats(const struct nfs_server *server,
enum nfs_stat_eventcounters stat)
{
this_cpu_inc(server->io_stats->events[stat]);
}
static inline void nfs_inc_stats(const struct inode *inode,
enum nfs_stat_eventcounters stat)
{
nfs_inc_server_stats(NFS_SERVER(inode), stat);
}
static inline void nfs_add_server_stats(const struct nfs_server *server,
enum nfs_stat_bytecounters stat,
long addend)
{
this_cpu_add(server->io_stats->bytes[stat], addend);
}
static inline void nfs_add_stats(const struct inode *inode,
enum nfs_stat_bytecounters stat,
long addend)
{
nfs_add_server_stats(NFS_SERVER(inode), stat, addend);
}
#ifdef CONFIG_NFS_FSCACHE
static inline void nfs_add_fscache_stats(struct inode *inode,
enum nfs_stat_fscachecounters stat,
long addend)
{
this_cpu_add(NFS_SERVER(inode)->io_stats->fscache[stat], addend);
}
static inline void nfs_inc_fscache_stats(struct inode *inode,
enum nfs_stat_fscachecounters stat)
{
this_cpu_inc(NFS_SERVER(inode)->io_stats->fscache[stat]);
}
#endif
static inline struct nfs_iostats __percpu *nfs_alloc_iostats(void)
{
return alloc_percpu(struct nfs_iostats);
}
static inline void nfs_free_iostats(struct nfs_iostats __percpu *stats)
{
if (stats != NULL)
free_percpu(stats);
}
#endif /* _NFS_IOSTAT */