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NFS: Initialize v4 sysctls from nfs_init_v4()

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And split them out of the generic client into their own file.

Signed-off-by: Bryan Schumaker <bjschuma@netapp.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Bryan Schumaker 2012-07-16 16:39:14 -04:00 committed by Trond Myklebust
parent 129d1977ed
commit 466bfe7f4a
5 changed files with 98 additions and 27 deletions
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7
fs/nfs/Makefile
View file

@ -17,7 +17,12 @@ nfs-$(CONFIG_NFS_V4) += nfs4proc.o nfs4xdr.o nfs4state.o nfs4renewd.o \
callback.o callback_xdr.o callback_proc.o \
nfs4namespace.o
nfs-$(CONFIG_NFS_V4_1) += pnfs.o pnfs_dev.o
nfs-$(CONFIG_SYSCTL) += sysctl.o
ifeq ($(CONFIG_SYSCTL), y)
nfs-y += sysctl.o
nfs-$(CONFIG_NFS_V4) += nfs4sysctl.o
endif
nfs-$(CONFIG_NFS_FSCACHE) += fscache.o fscache-index.o
obj-$(CONFIG_PNFS_FILE_LAYOUT) += nfs_layout_nfsv41_files.o

15
fs/nfs/nfs4_fs.h
View file

@ -368,6 +368,21 @@ extern const nfs4_stateid zero_stateid;
int init_nfs_v4(void);
void exit_nfs_v4(void);
/* nfs4sysctl.c */
#ifdef CONFIG_SYSCTL
int nfs4_register_sysctl(void);
void nfs4_unregister_sysctl(void);
#else
static inline int nfs4_register_sysctl(void)
{
return 0;
}
static inline int nfs4_unregister_sysctl(void)
{
}
#endif
/* nfs4xdr.c */
extern struct rpc_procinfo nfs4_procedures[];

9
fs/nfs/nfs4super.c
View file

@ -3,6 +3,8 @@
*/
#include <linux/init.h>
#include <linux/nfs_idmap.h>
#include <linux/nfs_fs.h>
#include "nfs4_fs.h"
int __init init_nfs_v4(void)
{
@ -12,12 +14,19 @@ int __init init_nfs_v4(void)
if (err)
goto out;
err = nfs4_register_sysctl();
if (err)
goto out1;
return 0;
out1:
nfs_idmap_quit();
out:
return err;
}
void __exit exit_nfs_v4(void)
{
nfs4_unregister_sysctl();
nfs_idmap_quit();
}

68
fs/nfs/nfs4sysctl.c Normal file
View file

@ -0,0 +1,68 @@
/*
* linux/fs/nfs/nfs4sysctl.c
*
* Sysctl interface to NFS v4 parameters
*
* Copyright (c) 2006 Trond Myklebust <Trond.Myklebust@netapp.com>
*/
#include <linux/sysctl.h>
#include <linux/nfs_idmap.h>
#include <linux/nfs_fs.h>
#include "callback.h"
static const int nfs_set_port_min = 0;
static const int nfs_set_port_max = 65535;
static struct ctl_table_header *nfs4_callback_sysctl_table;
static ctl_table nfs4_cb_sysctls[] = {
{
.procname = "nfs_callback_tcpport",
.data = &nfs_callback_set_tcpport,
.maxlen = sizeof(int),
.mode = 0644,
.proc_handler = proc_dointvec_minmax,
.extra1 = (int *)&nfs_set_port_min,
.extra2 = (int *)&nfs_set_port_max,
},
{
.procname = "idmap_cache_timeout",
.data = &nfs_idmap_cache_timeout,
.maxlen = sizeof(int),
.mode = 0644,
.proc_handler = proc_dointvec_jiffies,
},
{ }
};
static ctl_table nfs4_cb_sysctl_dir[] = {
{
.procname = "nfs",
.mode = 0555,
.child = nfs4_cb_sysctls,
},
{ }
};
static ctl_table nfs4_cb_sysctl_root[] = {
{
.procname = "fs",
.mode = 0555,
.child = nfs4_cb_sysctl_dir,
},
{ }
};
int nfs4_register_sysctl(void)
{
nfs4_callback_sysctl_table = register_sysctl_table(nfs4_cb_sysctl_root);
if (nfs4_callback_sysctl_table == NULL)
return -ENOMEM;
return 0;
}
void nfs4_unregister_sysctl(void)
{
unregister_sysctl_table(nfs4_callback_sysctl_table);
nfs4_callback_sysctl_table = NULL;
}

26
fs/nfs/sysctl.c
View file

@ -9,37 +9,11 @@
#include <linux/fs.h>
#include <linux/sysctl.h>
#include <linux/module.h>
#include <linux/nfs4.h>
#include <linux/nfs_idmap.h>
#include <linux/nfs_fs.h>
#include "callback.h"
#ifdef CONFIG_NFS_V4
static const int nfs_set_port_min = 0;
static const int nfs_set_port_max = 65535;
#endif
static struct ctl_table_header *nfs_callback_sysctl_table;
static ctl_table nfs_cb_sysctls[] = {
#ifdef CONFIG_NFS_V4
{
.procname = "nfs_callback_tcpport",
.data = &nfs_callback_set_tcpport,
.maxlen = sizeof(int),
.mode = 0644,
.proc_handler = proc_dointvec_minmax,
.extra1 = (int *)&nfs_set_port_min,
.extra2 = (int *)&nfs_set_port_max,
},
{
.procname = "idmap_cache_timeout",
.data = &nfs_idmap_cache_timeout,
.maxlen = sizeof(int),
.mode = 0644,
.proc_handler = proc_dointvec_jiffies,
},
#endif
{
.procname = "nfs_mountpoint_timeout",
.data = &nfs_mountpoint_expiry_timeout,