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lockd: added cleanup checks in exit_net hook

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Signed-off-by: Vasily Averin <[email protected]>
Signed-off-by: J. Bruce Fields <[email protected]>
This commit is contained in:
Vasily Averin 2017-11-06 16:23:24 +03:00 • committed by J. Bruce Fields
commit a3152f1440
1 changed files with 11 additions and 0 deletions
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11
fs/lockd/svc.c
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@ -677,6 +677,17 @@ static int lockd_init_net(struct net *net)
static void lockd_exit_net(struct net *net)
{
struct lockd_net *ln = net_generic(net, lockd_net_id);
WARN_ONCE(!list_empty(&ln->lockd_manager.list),
"net %x %s: lockd_manager.list is not empty\n",
net->ns.inum, __func__);
WARN_ONCE(!list_empty(&ln->nsm_handles),
"net %x %s: nsm_handles list is not empty\n",
net->ns.inum, __func__);
WARN_ONCE(delayed_work_pending(&ln->grace_period_end),
"net %x %s: grace_period_end was not cancelled\n",
net->ns.inum, __func__);
}
static struct pernet_operations lockd_net_ops = {