From: Stanislav Kinsbursky <skinsbursky@parallels.com>
To: Trond.Myklebust@netapp.com
Cc: linux-nfs@vger.kernel.org, xemul@parallels.com, neilb@suse.de,
netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
jbottomley@parallels.com, bfields@fieldses.org,
davem@davemloft.net, devel@openvz.org
Subject: [PATCH 1/2] SUNRPC: register RPC stats /proc entries in passed network namespace context
Date: Tue, 06 Dec 2011 16:42:40 +0300 [thread overview]
Message-ID: <20111206124240.15702.61866.stgit@localhost6.localdomain6> (raw)
In-Reply-To: <20111206123748.15702.93290.stgit@localhost6.localdomain6>
This patch makes it possible to create NFS program entry ("/proc/net/rpc/nfs")
in passed network namespace context instead of hard-coded "init_net".
Signed-off-by: Stanislav Kinsbursky <skinsbursky@parallels.com>
---
fs/nfs/inode.c | 6 +++---
include/linux/sunrpc/stats.h | 8 ++++----
net/sunrpc/stats.c | 15 ++++++++-------
3 files changed, 15 insertions(+), 14 deletions(-)
diff --git a/fs/nfs/inode.c b/fs/nfs/inode.c
index 98b2508..5cad6c5 100644
--- a/fs/nfs/inode.c
+++ b/fs/nfs/inode.c
@@ -1623,14 +1623,14 @@ static int __init init_nfs_fs(void)
goto out0;
#ifdef CONFIG_PROC_FS
- rpc_proc_register(&nfs_rpcstat);
+ rpc_proc_register(&init_net, &nfs_rpcstat);
#endif
if ((err = register_nfs_fs()) != 0)
goto out;
return 0;
out:
#ifdef CONFIG_PROC_FS
- rpc_proc_unregister("nfs");
+ rpc_proc_unregister(&init_net, "nfs");
#endif
nfs_destroy_directcache();
out0:
@@ -1669,7 +1669,7 @@ static void __exit exit_nfs_fs(void)
nfs_dns_resolver_destroy();
nfs_idmap_quit();
#ifdef CONFIG_PROC_FS
- rpc_proc_unregister("nfs");
+ rpc_proc_unregister(&init_net, "nfs");
#endif
nfs_cleanup_cb_ident_idr();
unregister_nfs_fs();
diff --git a/include/linux/sunrpc/stats.h b/include/linux/sunrpc/stats.h
index 680471d..f625b57 100644
--- a/include/linux/sunrpc/stats.h
+++ b/include/linux/sunrpc/stats.h
@@ -58,8 +58,8 @@ void rpc_modcount(struct inode *, int);
#endif
#ifdef CONFIG_PROC_FS
-struct proc_dir_entry * rpc_proc_register(struct rpc_stat *);
-void rpc_proc_unregister(const char *);
+struct proc_dir_entry * rpc_proc_register(struct net *,struct rpc_stat *);
+void rpc_proc_unregister(struct net *,const char *);
void rpc_proc_zero(struct rpc_program *);
struct proc_dir_entry * svc_proc_register(struct svc_stat *,
const struct file_operations *);
@@ -69,8 +69,8 @@ void svc_seq_show(struct seq_file *,
const struct svc_stat *);
#else
-static inline struct proc_dir_entry *rpc_proc_register(struct rpc_stat *s) { return NULL; }
-static inline void rpc_proc_unregister(const char *p) {}
+static inline struct proc_dir_entry *rpc_proc_register(struct net *, struct rpc_stat *s) { return NULL; }
+static inline void rpc_proc_unregisterstruct net *, (const char *p) {}
static inline void rpc_proc_zero(struct rpc_program *p) {}
static inline struct proc_dir_entry *svc_proc_register(struct svc_stat *s,
diff --git a/net/sunrpc/stats.c b/net/sunrpc/stats.c
index 80df89d..f0f6e7c 100644
--- a/net/sunrpc/stats.c
+++ b/net/sunrpc/stats.c
@@ -213,28 +213,29 @@ EXPORT_SYMBOL_GPL(rpc_print_iostats);
* Register/unregister RPC proc files
*/
static inline struct proc_dir_entry *
-do_register(const char *name, void *data, const struct file_operations *fops)
+do_register(struct net *net, const char *name, void *data,
+ const struct file_operations *fops)
{
struct sunrpc_net *sn;
dprintk("RPC: registering /proc/net/rpc/%s\n", name);
- sn = net_generic(&init_net, sunrpc_net_id);
+ sn = net_generic(net, sunrpc_net_id);
return proc_create_data(name, 0, sn->proc_net_rpc, fops, data);
}
struct proc_dir_entry *
-rpc_proc_register(struct rpc_stat *statp)
+rpc_proc_register(struct net *net, struct rpc_stat *statp)
{
- return do_register(statp->program->name, statp, &rpc_proc_fops);
+ return do_register(net, statp->program->name, statp, &rpc_proc_fops);
}
EXPORT_SYMBOL_GPL(rpc_proc_register);
void
-rpc_proc_unregister(const char *name)
+rpc_proc_unregister(struct net *net, const char *name)
{
struct sunrpc_net *sn;
- sn = net_generic(&init_net, sunrpc_net_id);
+ sn = net_generic(net, sunrpc_net_id);
remove_proc_entry(name, sn->proc_net_rpc);
}
EXPORT_SYMBOL_GPL(rpc_proc_unregister);
@@ -242,7 +243,7 @@ EXPORT_SYMBOL_GPL(rpc_proc_unregister);
struct proc_dir_entry *
svc_proc_register(struct svc_stat *statp, const struct file_operations *fops)
{
- return do_register(statp->program->pg_name, statp, fops);
+ return do_register(&init_net, statp->program->pg_name, statp, fops);
}
EXPORT_SYMBOL_GPL(svc_proc_register);
next prev parent reply other threads:[~2011-12-06 12:45 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-12-06 13:42 [PATCH 0/2] SUNRPC: make /proc helpers network-namespace-aware Stanislav Kinsbursky
2011-12-06 13:42 ` Stanislav Kinsbursky [this message]
2011-12-06 21:33 ` [PATCH 1/2] SUNRPC: register RPC stats /proc entries in passed network namespace context J. Bruce Fields
2012-01-30 18:29 ` Paul Gortmaker
2012-01-30 20:49 ` Myklebust, Trond
2011-12-06 13:42 ` [PATCH 2/2] SUNRPC: register service " Stanislav Kinsbursky
2011-12-06 21:49 ` J. Bruce Fields
2012-01-20 11:34 ` [PATCH 0/2] SUNRPC: make /proc helpers network-namespace-aware Stanislav Kinsbursky
2012-01-20 14:30 ` bfields
2012-01-20 14:39 ` Trond Myklebust
2012-01-20 16:16 ` Stanislav Kinsbursky
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