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SUNRPC: Prevent SYN+SYNACK+RST storms

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Add a shutdown() call before we release the socket in order to ensure the
reset is sent before we try to reconnect.

Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
This commit is contained in:
Trond Myklebust 2015-08-29 19:11:21 -07:00
parent 0c78789e3a
commit 099392048c
1 changed files with 2 additions and 0 deletions
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2
net/sunrpc/xprtsock.c
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@ -822,6 +822,8 @@ static void xs_reset_transport(struct sock_xprt *transport)
if (atomic_read(&transport->xprt.swapper))
sk_clear_memalloc(sk);
kernel_sock_shutdown(sock, SHUT_RDWR);
write_lock_bh(&sk->sk_callback_lock);
transport->inet = NULL;
transport->sock = NULL;