@@ -357,6 +357,7 @@ int xs_swapper(struct rpc_xprt *xprt, int enable);
#define XPRT_CONNECTION_ABORT (7)
#define XPRT_CONNECTION_CLOSE (8)
#define XPRT_CONGESTED (9)
+#define XPRT_CONNECTION_REUSE (10)
static inline void xprt_set_connected(struct rpc_xprt *xprt)
{
@@ -845,6 +845,8 @@ static void xs_error_report(struct sock *sk)
dprintk("RPC: xs_error_report client %p, error=%d...\n",
xprt, -err);
trace_rpc_socket_error(xprt, sk->sk_socket, err);
+ if (test_bit(XPRT_CONNECTION_REUSE, &xprt->state))
+ goto out;
xprt_wake_pending_tasks(xprt, err);
out:
read_unlock_bh(&sk->sk_callback_lock);
@@ -2245,7 +2247,9 @@ static void xs_tcp_setup_socket(struct work_struct *work)
abort_and_exit = test_and_clear_bit(XPRT_CONNECTION_ABORT,
&xprt->state);
/* "close" the socket, preserving the local port */
+ set_bit(XPRT_CONNECTION_REUSE, &xprt->state);
xs_tcp_reuse_connection(transport);
+ clear_bit(XPRT_CONNECTION_REUSE, &xprt->state);
if (abort_and_exit)
goto out_eagain;
When aborting a connection to preserve source ports, don't wake the task in xs_error_report. This allows tasks with RPC_TASK_SOFTCONN to succeed if the connection needs to be re-established since it preserves the task's status instead of setting it to the status of the aborting kernel_connect(). This may also avoid a potential conflict on the socket's lock. Signed-off-by: Benjamin Coddington <bcodding@redhat.com> --- include/linux/sunrpc/xprt.h | 1 + net/sunrpc/xprtsock.c | 4 ++++ 2 files changed, 5 insertions(+), 0 deletions(-)