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NFSv4.1: Don't do a delegated open for NFS4_OPEN_CLAIM_DELEG_CUR_FH modes

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If we're in a delegation recall situation, we can't do a delegated open.

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Trond Myklebust 2013-04-23 14:46:25 -04:00
parent 8188df1733
commit cd4c9be2c6
1 changed files with 1 additions and 0 deletions
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fs/nfs/nfs4proc.c
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@ -1543,6 +1543,7 @@ static void nfs4_open_prepare(struct rpc_task *task, void *calldata)
rcu_read_lock();
delegation = rcu_dereference(NFS_I(data->state->inode)->delegation);
if (data->o_arg.claim != NFS4_OPEN_CLAIM_DELEGATE_CUR &&
data->o_arg.claim != NFS4_OPEN_CLAIM_DELEG_CUR_FH &&
can_open_delegated(delegation, data->o_arg.fmode))
goto unlock_no_action;
rcu_read_unlock();