---

yaml
---
r: 308657
b: refs/heads/master
c: 54ac471
h: refs/heads/master
i:
  308655: bb893ac
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 4697bd5e9419348ef9fa9b55cefe4355ad9d3d01
+refs/heads/master: 54ac471c83aff6b1e068eb8029c797dc68a76e89

trunk/fs/nfs/client.c

@@ -459,6 +459,8 @@ static bool nfs4_cb_match_client(const struct sockaddr *addr,
 	    clp->cl_cons_state == NFS_CS_SESSION_INITING))
 		return false;
 
+	smp_rmb();
+
 	/* Match the version and minorversion */
 	if (clp->rpc_ops->version != 4 ||
 	    clp->cl_minorversion != minorversion)
@@ -539,6 +541,8 @@ nfs_found_client(const struct nfs_client_initdata *cl_init,
 		return ERR_PTR(error);
 	}
 
+	smp_rmb();
+
 	BUG_ON(clp->cl_cons_state != NFS_CS_READY);
 
 	dprintk("<-- %s found nfs_client %p for %s\n",
@@ -597,6 +601,7 @@ nfs_get_client(const struct nfs_client_initdata *cl_init,
  */
 void nfs_mark_client_ready(struct nfs_client *clp, int state)
 {
+	smp_wmb();
 	clp->cl_cons_state = state;
 	wake_up_all(&nfs_client_active_wq);
 }

trunk/fs/nfs/idmap.c

@@ -548,6 +548,7 @@ static struct nfs_client *nfs_get_client_for_event(struct net *net, int event)
 		/* Skip nfs_clients that failed to initialise */
 		if (clp->cl_cons_state < 0)
 			continue;
+		smp_rmb();
 		if (clp->rpc_ops != &nfs_v4_clientops)
 			continue;
 		cl_dentry = clp->cl_idmap->idmap_pipe->dentry;

trunk/fs/nfs/nfs4proc.c

@@ -5621,6 +5621,7 @@ static int nfs41_check_session_ready(struct nfs_client *clp)
 	}
 	if (clp->cl_cons_state < NFS_CS_READY)
 		return -EPROTONOSUPPORT;
+	smp_rmb();
 	return 0;
 }