diff options
| author | Eric Dumazet <edumazet@google.com> | 2016-05-12 21:41:39 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2016-05-13 01:43:52 -0400 |
| commit | b4411457d5c9062f07f0762f1ddb513d90dd1379 (patch) | |
| tree | 7fe7d192c2b64f19f66aef83548f224622c68e28 /net | |
| parent | e7142c341c9ce3678f3533a2cfbf8477a09a95ad (diff) | |
| download | linux-b4411457d5c9062f07f0762f1ddb513d90dd1379.tar.bz2 | |
sunrpc: set SOCK_FASYNC
sunrpc is using SOCKWQ_ASYNC_NOSPACE without setting SOCK_FASYNC,
so the recent optimizations done in sk_set_bit() and sk_clear_bit()
broke it.
There is still the risk that a subsequent sock_fasync() call
would clear SOCK_FASYNC, but sunrpc does not use this yet.
Fixes: 9317bb69824e ("net: SOCKWQ_ASYNC_NOSPACE optimizations")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Reported-by: Jiri Pirko <jiri@resnulli.us>
Reported-by: Huang, Ying <ying.huang@intel.com>
Tested-by: Jiri Pirko <jiri@resnulli.us>
Tested-by: Huang, Ying <ying.huang@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
| -rw-r--r-- | net/sunrpc/xprtsock.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c index a6c68dc086af..b90c5397b5e1 100644 --- a/net/sunrpc/xprtsock.c +++ b/net/sunrpc/xprtsock.c @@ -1950,6 +1950,7 @@ static int xs_local_finish_connecting(struct rpc_xprt *xprt, sk->sk_user_data = xprt; sk->sk_data_ready = xs_data_ready; sk->sk_write_space = xs_udp_write_space; + sock_set_flag(sk, SOCK_FASYNC); sk->sk_error_report = xs_error_report; sk->sk_allocation = GFP_NOIO; @@ -2136,6 +2137,7 @@ static void xs_udp_finish_connecting(struct rpc_xprt *xprt, struct socket *sock) sk->sk_user_data = xprt; sk->sk_data_ready = xs_data_ready; sk->sk_write_space = xs_udp_write_space; + sock_set_flag(sk, SOCK_FASYNC); sk->sk_allocation = GFP_NOIO; xprt_set_connected(xprt); @@ -2237,6 +2239,7 @@ 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; + sock_set_flag(sk, SOCK_FASYNC); sk->sk_error_report = xs_error_report; sk->sk_allocation = GFP_NOIO; |