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(parent: 71cd26e) | patch
tcp: add memory barriers to write space paths
authorjbaron@akamai.com <jbaron@akamai.com>
Mon, 20 Apr 2015 20:05:07 +0000 (20:05 +0000)
committerDavid S. Miller <davem@davemloft.net>
Tue, 21 Apr 2015 19:57:34 +0000 (15:57 -0400)
commit3c7151275c0c9a80c3375f9874b1c7129a105eea
treed1c703725e11d908f2d027dd62c22f83bc1e0c19tree | snapshot
parent71cd26e76a9514715df7880db0a8f7c37c17149acommit | diff
tcp: add memory barriers to write space paths

Ensure that we either see that the buffer has write space
in tcp_poll() or that we perform a wakeup from the input
side. Did not run into any actual problem here, but thought
that we should make things explicit.

Signed-off-by: Jason Baron <jbaron@akamai.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
net/ipv4/tcp.c diff | blob | history
net/ipv4/tcp_input.c diff | blob | history
Domain: System / Kernel; Licenses: GPL-2.0;