From: Trond Myklebust <Trond.Myklebust@netapp.com>
Date: Fri, 17 Jun 2011 14:14:59 +0000 (-0400)
Subject: SUNRPC: Ensure the RPC client only quits on fatal signals
X-Git-Tag: v2.6.35.14~70
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=0d1ae88bf82c77ded2bf12c6e23d3cd7364bb1b4;p=karo-tx-linux.git

SUNRPC: Ensure the RPC client only quits on fatal signals

commit 5afa9133cfe67f1bfead6049a9640c9262a7101c upstream.

Fix a couple of instances where we were exiting the RPC client on
arbitrary signals. We should only do so on fatal signals.

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Signed-off-by: Andi Kleen <ak@linux.intel.com>
---

diff --git a/net/sunrpc/auth_gss/auth_gss.c b/net/sunrpc/auth_gss/auth_gss.c
index 5359f36f6b41..c6fda093afb4 100644
--- a/net/sunrpc/auth_gss/auth_gss.c
+++ b/net/sunrpc/auth_gss/auth_gss.c
@@ -575,13 +575,13 @@ retry:
 	}
 	inode = &gss_msg->inode->vfs_inode;
 	for (;;) {
-		prepare_to_wait(&gss_msg->waitqueue, &wait, TASK_INTERRUPTIBLE);
+		prepare_to_wait(&gss_msg->waitqueue, &wait, TASK_KILLABLE);
 		spin_lock(&inode->i_lock);
 		if (gss_msg->ctx != NULL || gss_msg->msg.errno < 0) {
 			break;
 		}
 		spin_unlock(&inode->i_lock);
-		if (signalled()) {
+		if (fatal_signal_pending(current)) {
 			err = -ERESTARTSYS;
 			goto out_intr;
 		}
diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c
index 756fc324db9e..5018acd24137 100644
--- a/net/sunrpc/clnt.c
+++ b/net/sunrpc/clnt.c
@@ -928,7 +928,7 @@ call_allocate(struct rpc_task *task)
 
 	dprintk("RPC: %5u rpc_buffer allocation failed\n", task->tk_pid);
 
-	if (RPC_IS_ASYNC(task) || !signalled()) {
+	if (RPC_IS_ASYNC(task) || !fatal_signal_pending(current)) {
 		task->tk_action = call_allocate;
 		rpc_delay(task, HZ>>4);
 		return;