diff options
| -rw-r--r-- | fs/nfs/Makefile | 7 | ||||
| -rw-r--r-- | fs/nfs/nfs4_fs.h | 15 | ||||
| -rw-r--r-- | fs/nfs/nfs4super.c | 9 | ||||
| -rw-r--r-- | fs/nfs/nfs4sysctl.c | 68 | ||||
| -rw-r--r-- | fs/nfs/sysctl.c | 26 |
5 files changed, 98 insertions, 27 deletions
diff --git a/fs/nfs/Makefile b/fs/nfs/Makefile index 162a699134ca..4a78e76440f8 100644 --- a/fs/nfs/Makefile +++ b/fs/nfs/Makefile @@ -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 diff --git a/fs/nfs/nfs4_fs.h b/fs/nfs/nfs4_fs.h index 1a6ed3f9a32a..b508fef1a32b 100644 --- a/fs/nfs/nfs4_fs.h +++ b/fs/nfs/nfs4_fs.h @@ -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[]; diff --git a/fs/nfs/nfs4super.c b/fs/nfs/nfs4super.c index 366e41459695..70c394e75ca1 100644 --- a/fs/nfs/nfs4super.c +++ b/fs/nfs/nfs4super.c @@ -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(); } diff --git a/fs/nfs/nfs4sysctl.c b/fs/nfs/nfs4sysctl.c new file mode 100644 index 000000000000..5729bc8aa75d --- /dev/null +++ b/fs/nfs/nfs4sysctl.c @@ -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; +} diff --git a/fs/nfs/sysctl.c b/fs/nfs/sysctl.c index ad4d2e787b20..6b3f2535a3ec 100644 --- a/fs/nfs/sysctl.c +++ b/fs/nfs/sysctl.c @@ -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, |