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NFSv4: fail nfs4_refresh_delegation_stateid() when the delegation was revoked 

If the delegation was revoked, we don't want to retry the delegreturn.

Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
This commit is contained in:
Trond Myklebust 2019-10-22 13:34:06 -04:00
parent 457a50424b
commit b57562087b
1 changed files with 2 additions and 1 deletions
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3
fs/nfs/delegation.c
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@ -1190,7 +1190,8 @@ bool nfs4_refresh_delegation_stateid(nfs4_stateid *dst, struct inode *inode)
rcu_read_lock(); rcu_read_lock();
delegation = rcu_dereference(NFS_I(inode)->delegation); delegation = rcu_dereference(NFS_I(inode)->delegation);
if (delegation != NULL && if (delegation != NULL &&
nfs4_stateid_match_other(dst, &delegation->stateid)) { nfs4_stateid_match_other(dst, &delegation->stateid) &&
!test_bit(NFS_DELEGATION_REVOKED, &delegation->flags)) {
dst->seqid = delegation->stateid.seqid; dst->seqid = delegation->stateid.seqid;
ret = true; ret = true;
} }