Messages in this thread | | | Date | Tue, 30 Jun 2009 14:52:40 +0200 | From | Jiri Olsa <> | Subject | [PATCHv3 0/2] net: fix race in the receive/select |
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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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