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| author | Stanislav Kinsbursky <skinsbursky@parallels.com> | 2012-12-06 12:23:14 +0100 |
|---|---|---|
| committer | J. Bruce Fields <bfields@redhat.com> | 2012-12-10 22:25:37 +0100 |
| commit | 2c2fe2909e124c32a34dbbb3ac129112524fc540 (patch) | |
| tree | c96ad5c6af2e42654be6cd69380c34401356edb8 /fs/nfsd | |
| parent | nfsd: move per-net startup code to separated function (diff) | |
| download | linux-2c2fe2909e124c32a34dbbb3ac129112524fc540.tar.xz linux-2c2fe2909e124c32a34dbbb3ac129112524fc540.zip | |
nfsd: per-net NFSd up flag introduced
This patch introduces introduces per-net "nfsd_net_up" boolean flag, which has
the same purpose as general "nfsd_up" flag - skip init or shutdown of per-net
resources in case of they are inited on shutted down respectively.
Signed-off-by: Stanislav Kinsbursky <skinsbursky@parallels.com>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
Diffstat (limited to 'fs/nfsd')
| -rw-r--r-- | fs/nfsd/netns.h | 2 | ||||
| -rw-r--r-- | fs/nfsd/nfssvc.c | 12 |
2 files changed, 14 insertions, 0 deletions
diff --git a/fs/nfsd/netns.h b/fs/nfsd/netns.h index fac4123c918c..543ac486fd5d 100644 --- a/fs/nfsd/netns.h +++ b/fs/nfsd/netns.h @@ -92,6 +92,8 @@ struct nfsd_net { time_t nfsd4_lease; time_t nfsd4_grace; + + bool nfsd_net_up; }; /* Simple check to find out if a given net was properly initialized */ diff --git a/fs/nfsd/nfssvc.c b/fs/nfsd/nfssvc.c index 038348bc1a09..6e17efdd8afe 100644 --- a/fs/nfsd/nfssvc.c +++ b/fs/nfsd/nfssvc.c @@ -21,6 +21,7 @@ #include "nfsd.h" #include "cache.h" #include "vfs.h" +#include "netns.h" #define NFSDDBG_FACILITY NFSDDBG_SVC @@ -205,8 +206,12 @@ static bool nfsd_up = false; static int nfsd_startup_net(struct net *net) { + struct nfsd_net *nn = net_generic(net, nfsd_net_id); int ret; + if (nn->nfsd_net_up) + return 0; + ret = nfsd_init_socks(net); if (ret) return ret; @@ -217,6 +222,7 @@ static int nfsd_startup_net(struct net *net) if (ret) goto out_lockd; + nn->nfsd_net_up = true; return 0; out_lockd: @@ -257,8 +263,14 @@ out_racache: static void nfsd_shutdown_net(struct net *net) { + struct nfsd_net *nn = net_generic(net, nfsd_net_id); + + if (!nn->nfsd_net_up) + return; + nfs4_state_shutdown_net(net); lockd_down(net); + nn->nfsd_net_up = false; } static void nfsd_shutdown(struct net *net) |