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netfilter: ctnetlink: get and zero operations must be atomic
author
Pablo Neira Ayuso
<pablo@netfilter.org>
Sat, 24 Dec 2011 13:11:39 +0000
(14:11 +0100)
committer
Pablo Neira Ayuso
<pablo@netfilter.org>
Sat, 24 Dec 2011 13:35:59 +0000
(14:35 +0100)
The get and zero operations have to be done in an atomic context,
otherwise counters added between them will be lost.
This problem was spotted by Changli Gao while discussing the
nfacct infrastructure.
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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git.openpandora.org / pandora-kernel.git / commitdiff