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nfsd: make delegations shutdown network namespace aware 

NFSv4 delegations are stored in global list. But they are nfs4_client
dependent, which is network namespace aware already.
State shutdown and laundromat are done per network namespace as well.
So, delegations unhash have to be done in network namespace context.

Signed-off-by: Stanislav Kinsbursky <skinsbursky@parallels.com>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
This commit is contained in:
Stanislav Kinsbursky 2012-11-26 15:22:03 +03:00 committed by J. Bruce Fields
parent c9a4962881
commit 4e37a7c207
1 changed files with 4 additions and 0 deletions
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4
fs/nfsd/nfs4state.c
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@ -3230,6 +3230,8 @@ nfs4_laundromat(struct nfsd_net *nn)
spin_lock(&recall_lock);
list_for_each_safe(pos, next, &del_recall_lru) {
dp = list_entry (pos, struct nfs4_delegation, dl_recall_lru);
if (net_generic(dp->dl_stid.sc_client->net, nfsd_net_id) != nn)
continue;
if (time_after((unsigned long)dp->dl_time, (unsigned long)cutoff)) {
u = dp->dl_time - cutoff;
if (test_val > u)
@ -4922,6 +4924,8 @@ __nfs4_state_shutdown(struct net *net)
spin_lock(&recall_lock);
list_for_each_safe(pos, next, &del_recall_lru) {
dp = list_entry (pos, struct nfs4_delegation, dl_recall_lru);
if (dp->dl_stid.sc_client->net != net)
continue;
list_move(&dp->dl_recall_lru, &reaplist);
}
spin_unlock(&recall_lock);