path: root/fs/nfs/netns.h
diff options
authorStanislav Kinsbursky <skinsbursky@parallels.com>2012-01-23 17:26:05 +0000
committerTrond Myklebust <Trond.Myklebust@netapp.com>2012-02-06 18:48:02 -0500
commit6b13168b36b6a7f603d962c232f1f2f325705832 (patch)
treee524fb58428a8c128dcad8cf00cbd2692be9c6ad /fs/nfs/netns.h
parenta602bea3e7ccc5ce3da61d2c18245c4058983926 (diff)
NFS: make nfs_client_list per net ns
This patch splits global list of NFS clients into per-net-ns array of lists. This looks more strict and clearer. BTW, this patch also makes "/proc/fs/nfsfs/servers" entry content depends on /proc mount owner pid namespace. See below for details. NOTE: few words about how was /proc/fs/nfsfs/ entries content show per network namespace done. This is a little bit tricky and not the best is could be. But it's cheap (proper fix for /proc conteinerization is a hard nut to crack). The idea is simple: take proper network namespace from pid namespace child reaper nsproxy of /proc/ mount creator. This actually means, that if there are 2 containers with different net namespace sharing pid namespace, then read of /proc/fs/nfsfs/ entries will always return content, taken from net namespace of pid namespace creator task (and thus second namespace set wil be unvisible). Signed-off-by: Stanislav Kinsbursky <skinsbursky@parallels.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs/netns.h')
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/nfs/netns.h b/fs/nfs/netns.h
index 39ae4cad5b4..feb33c3f9a5 100644
--- a/fs/nfs/netns.h
+++ b/fs/nfs/netns.h
@@ -7,6 +7,7 @@
struct nfs_net {
struct cache_detail *nfs_dns_resolve;
struct rpc_pipe *bl_device_pipe;
+ struct list_head nfs_client_list;
extern int nfs_net_id;