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Message-ID: <20090708220717.GB2945@jolsa.redhat.com>
Date: Thu, 9 Jul 2009 00:07:17 +0200
From: Jiri Olsa <jolsa@...hat.com>
To: netdev@...r.kernel.org
Cc: eric.dumazet@...il.com, mathieu.desnoyers@...ymtl.ca,
mingo@...e.hu, a.p.zijlstra@...llo.nl,
linux-kernel@...r.kernel.org, fbl@...hat.com, nhorman@...hat.com,
htejun@...il.com, jarkao2@...il.com, oleg@...hat.com,
davidel@...ilserver.org, davem@...emloft.net
Subject: [PATCHv7 0/2] net: fix race in the receive/select
This patchset fixies the race within the poll_wait call and the receive callbacks,
by adding memory barrier.
- 1/2 includes the actual fix
- 2/2 includes optimization for the x86 arch
It is discussed and described in the following discussions:
http://lkml.org/lkml/2009/6/18/124
http://lkml.org/lkml/2009/6/25/188
http://lkml.org/lkml/2009/6/29/216
http://lkml.org/lkml/2009/7/3/68
Patchset is made on top of Linus'es tree 44b572809581d5a10dbe35aa6bf689f32b9c5ad6 .
Booted on x86_64.
wbr,
jirka
---
arch/x86/include/asm/spinlock.h | 4 ++
include/linux/spinlock.h | 5 +++
include/net/sock.h | 69 +++++++++++++++++++++++++++++++++++++++
net/atm/common.c | 6 ++--
net/core/datagram.c | 2 +-
net/core/sock.c | 8 ++--
net/dccp/output.c | 2 +-
net/dccp/proto.c | 2 +-
net/ipv4/tcp.c | 2 +-
net/iucv/af_iucv.c | 4 +-
net/rxrpc/af_rxrpc.c | 4 +-
net/unix/af_unix.c | 8 ++--
12 files changed, 97 insertions(+), 19 deletions(-)
--
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