From 482f32e65d31cbf88d08306fa5d397cc945c3c26 Mon Sep 17 00:00:00 2001 From: Trond Myklebust Date: Wed, 11 Mar 2009 14:38:00 -0400 Subject: [PATCH] SUNRPC: Handle socket errors correctly Ensure that we pick up and handle socket errors as they occur. Signed-off-by: Trond Myklebust --- net/sunrpc/xprtsock.c | 12 +++++------- 1 file changed, 5 insertions(+), 7 deletions(-) diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c index 5e8198bede81..879af6f27b4c 100644 --- a/net/sunrpc/xprtsock.c +++ b/net/sunrpc/xprtsock.c @@ -1208,23 +1208,20 @@ static void xs_tcp_state_change(struct sock *sk) } /** - * xs_tcp_error_report - callback mainly for catching RST events + * xs_error_report - callback mainly for catching socket errors * @sk: socket */ -static void xs_tcp_error_report(struct sock *sk) +static void xs_error_report(struct sock *sk) { struct rpc_xprt *xprt; read_lock(&sk->sk_callback_lock); - if (sk->sk_err != ECONNRESET || sk->sk_state != TCP_ESTABLISHED) - goto out; if (!(xprt = xprt_from_sock(sk))) goto out; dprintk("RPC: %s client %p...\n" "RPC: error %d\n", __func__, xprt, sk->sk_err); - - xprt_force_disconnect(xprt); + xprt_wake_pending_tasks(xprt, -EAGAIN); out: read_unlock(&sk->sk_callback_lock); } @@ -1509,6 +1506,7 @@ static void xs_udp_finish_connecting(struct rpc_xprt *xprt, struct socket *sock) sk->sk_user_data = xprt; sk->sk_data_ready = xs_udp_data_ready; sk->sk_write_space = xs_udp_write_space; + sk->sk_error_report = xs_error_report; sk->sk_no_check = UDP_CSUM_NORCV; sk->sk_allocation = GFP_ATOMIC; @@ -1656,7 +1654,7 @@ static int xs_tcp_finish_connecting(struct rpc_xprt *xprt, struct socket *sock) sk->sk_data_ready = xs_tcp_data_ready; sk->sk_state_change = xs_tcp_state_change; sk->sk_write_space = xs_tcp_write_space; - sk->sk_error_report = xs_tcp_error_report; + sk->sk_error_report = xs_error_report; sk->sk_allocation = GFP_ATOMIC; /* socket options */