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Commit cd4c9be2 authored by Trond Myklebust's avatar Trond Myklebust
Browse files

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



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

Signed-off-by: default avatarTrond Myklebust <Trond.Myklebust@netapp.com>
parent 8188df17

fs/nfs/nfs4proc.c

+1 −0
Original line number Original line Diff line number Diff line
@@ -1543,6 +1543,7 @@ static void nfs4_open_prepare(struct rpc_task *task, void *calldata) 
		rcu_read_lock();

		rcu_read_lock();

		delegation = rcu_dereference(NFS_I(data->state->inode)->delegation);

		delegation = rcu_dereference(NFS_I(data->state->inode)->delegation);

		if (data->o_arg.claim != NFS4_OPEN_CLAIM_DELEGATE_CUR &&

		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))

		    can_open_delegated(delegation, data->o_arg.fmode))

			goto unlock_no_action;

			goto unlock_no_action;

		rcu_read_unlock();

		rcu_read_unlock();