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Commit 0556d1a6 authored by Trond Myklebust's avatar Trond Myklebust
Browse files

NFSv41: nfs4_reset_session must always set NFS4CLNT_SESSION_DRAINING 



Otherwise we have no guarantees that other processes won't start another
RPC call while we're resetting the session.

Signed-off-by: default avatarTrond Myklebust <Trond.Myklebust@netapp.com>
parent 2597641d

fs/nfs/nfs4state.c

+1 −1
Original line number Diff line number Diff line
@@ -1211,8 +1211,8 @@ static int nfs4_reset_session(struct nfs_client *clp) 


	INIT_COMPLETION(ses->complete);

	spin_lock(&tbl->slot_tbl_lock);

	if (tbl->highest_used_slotid != -1) {

	set_bit(NFS4CLNT_SESSION_DRAINING, &clp->cl_state);

	if (tbl->highest_used_slotid != -1) {

		spin_unlock(&tbl->slot_tbl_lock);

		status = wait_for_completion_interruptible(&ses->complete);

		if (status) /* -ERESTARTSYS */