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NFSv4.1: Don't check delegations that are already marked as revoked

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If the delegation has been marked as revoked, we don't have to test
it, because we should already have called FREE_STATEID on it.

Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Tested-by: Olek Drokin <green@linuxhacker.ru>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
This commit is contained in:
Trond Myklebust 2016-09-22 13:38:55 -04:00 committed by Anna Schumaker
parent aa05c87f23
commit 4c8e544746
1 changed files with 5 additions and 0 deletions
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5
fs/nfs/nfs4proc.c
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@ -2423,6 +2423,11 @@ static void nfs41_check_delegation_stateid(struct nfs4_state *state)
rcu_read_unlock();
return;
}
if (test_bit(NFS_DELEGATION_REVOKED, &delegation->flags)) {
rcu_read_unlock();
nfs_finish_clear_delegation_stateid(state);
return;
}
nfs4_stateid_copy(&stateid, &delegation->stateid);
cred = get_rpccred(delegation->cred);