commit | 78f3648601fdc7a8166748bbd6d0555a88efa24a | [log] [tgz] |
---|---|---|
author | Eric Dumazet <dada1@cosmosbay.com> | Wed Mar 25 17:24:34 2009 +0100 |
committer | Patrick McHardy <kaber@trash.net> | Wed Mar 25 17:24:34 2009 +0100 |
tree | 6884aa56afe297f794b4bd926890a59eae6c259e | |
parent | a9a9adfe2f99ddadfb574a098392a007970a1577 [diff] |
netfilter: nf_conntrack: use hlist_add_head_rcu() in nf_conntrack_set_hashsize() Using hlist_add_head() in nf_conntrack_set_hashsize() is quite dangerous. Without any barrier, one CPU could see a loop while doing its lookup. Its true new table cannot be seen by another cpu, but previous table is still readable. Signed-off-by: Eric Dumazet <dada1@cosmosbay.com> Signed-off-by: Patrick McHardy <kaber@trash.net>