Messages in this thread Patch in this message | | | From | Zhouyi Zhou <> | Subject | [PATCH RFC] netfilter: cacheline aligning in struct netns_ct | Date | Wed, 12 Mar 2014 15:56:34 +0800 |
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not frequently changing components should share same cachelines
Signed-off-by: Zhouyi Zhou <yizhouzhou@ict.ac.cn> --- include/net/netns/conntrack.h | 12 ++++++++---- 1 file changed, 8 insertions(+), 4 deletions(-)
diff --git a/include/net/netns/conntrack.h b/include/net/netns/conntrack.h index fbcc7fa..69d2d58 100644 --- a/include/net/netns/conntrack.h +++ b/include/net/netns/conntrack.h @@ -65,6 +65,12 @@ struct nf_ip_net { struct netns_ct { atomic_t count; unsigned int expect_count; + struct hlist_nulls_head unconfirmed; + struct hlist_nulls_head dying; + struct hlist_nulls_head tmpl; + + /* not frequently changing components should share same cachelines */ + struct nf_ip_net nf_ct_proto ____cacheline_aligned_in_smp; #ifdef CONFIG_SYSCTL struct ctl_table_header *sysctl_header; struct ctl_table_header *acct_sysctl_header; @@ -86,13 +92,11 @@ struct netns_ct { struct kmem_cache *nf_conntrack_cachep; struct hlist_nulls_head *hash; struct hlist_head *expect_hash; - struct hlist_nulls_head unconfirmed; - struct hlist_nulls_head dying; - struct hlist_nulls_head tmpl; + struct ip_conntrack_stat __percpu *stat; struct nf_ct_event_notifier __rcu *nf_conntrack_event_cb; struct nf_exp_event_notifier __rcu *nf_expect_event_cb; - struct nf_ip_net nf_ct_proto; + #if defined(CONFIG_NF_CONNTRACK_LABELS) unsigned int labels_used; u8 label_words; -- 1.7.10.4
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