NFSD: Don't start lockd when only NFSv4 is running

When starting without nfsv2 and nfsv3, nfsd does not need to start
lockd (and certainly doesn't need to fail because lockd failed to
register with the portmapper).

Reported-by: Gareth Williams <gareth@garethwilliams.me.uk>
Reviewed-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Kinglong Mee <kinglongmee@gmail.com>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
This commit is contained in:
Kinglong Mee 2013-12-31 13:17:30 +08:00 committed by J. Bruce Fields
parent 7e55b59b2f
commit 8ef667140c
2 changed files with 22 additions and 5 deletions

View File

@ -95,6 +95,7 @@ struct nfsd_net {
time_t nfsd4_grace;
bool nfsd_net_up;
bool lockd_up;
/*
* Time of server startup

View File

@ -241,6 +241,11 @@ static void nfsd_shutdown_generic(void)
nfsd_racache_shutdown();
}
static bool nfsd_needs_lockd(void)
{
return (nfsd_versions[2] != NULL) || (nfsd_versions[3] != NULL);
}
static int nfsd_startup_net(int nrservs, struct net *net)
{
struct nfsd_net *nn = net_generic(net, nfsd_net_id);
@ -255,9 +260,14 @@ static int nfsd_startup_net(int nrservs, struct net *net)
ret = nfsd_init_socks(net);
if (ret)
goto out_socks;
ret = lockd_up(net);
if (ret)
goto out_socks;
if (nfsd_needs_lockd() && !nn->lockd_up) {
ret = lockd_up(net);
if (ret)
goto out_socks;
nn->lockd_up = 1;
}
ret = nfs4_state_start_net(net);
if (ret)
goto out_lockd;
@ -266,7 +276,10 @@ static int nfsd_startup_net(int nrservs, struct net *net)
return 0;
out_lockd:
lockd_down(net);
if (nn->lockd_up) {
lockd_down(net);
nn->lockd_up = 0;
}
out_socks:
nfsd_shutdown_generic();
return ret;
@ -277,7 +290,10 @@ static void nfsd_shutdown_net(struct net *net)
struct nfsd_net *nn = net_generic(net, nfsd_net_id);
nfs4_state_shutdown_net(net);
lockd_down(net);
if (nn->lockd_up) {
lockd_down(net);
nn->lockd_up = 0;
}
nn->nfsd_net_up = false;
nfsd_shutdown_generic();
}