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Message-ID: <20090630103642.GB9657@jolsa.lab.eng.brq.redhat.com>
Date: Tue, 30 Jun 2009 12:36:42 +0200
From: Jiri Olsa <jolsa@...hat.com>
To: netdev@...r.kernel.org
Cc: linux-kernel@...r.kernel.org, fbl@...hat.com, nhorman@...hat.com,
davem@...hat.com, htejun@...il.com, jarkao2@...il.com,
oleg@...hat.com, davidel@...ilserver.org, eric.dumazet@...il.com
Subject: [PATCHv2 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
Patchset is made on top of Linus'es tree 5a4f13fad1ab5bd08dea78fc55321e429d83cddf .
Booted on x86_64.
wbr,
jirka
---
arch/x86/include/asm/spinlock.h | 3 ++
include/linux/spinlock.h | 5 ++++
include/net/sock.h | 40 +++++++++++++++++++++++++++++++++++++++
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, 67 insertions(+), 19 deletions(-)
--
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