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authorLi RongQing <lirongqing@baidu.com>2019-08-23 15:42:48 +0800
committerPablo Neira Ayuso <pablo@netfilter.org>2019-08-27 18:07:03 +0200
commit44b63b0a718fa9aac13c9e88cee9c45a3332b03f (patch)
treee3bc400941e6aeac378222e95eb32c9ab89fab7f /net/netfilter/nf_conntrack_core.c
parentnetfilter: nft_dynset: support for element deletion (diff)
downloadlinux-dev-44b63b0a718fa9aac13c9e88cee9c45a3332b03f.tar.xz
linux-dev-44b63b0a718fa9aac13c9e88cee9c45a3332b03f.zip
netfilter: not mark a spinlock as __read_mostly
when spinlock is locked/unlocked, its elements will be changed, so marking it as __read_mostly is not suitable. and remove a duplicate definition of nf_conntrack_locks_all_lock strange that compiler does not complain. Signed-off-by: Li RongQing <lirongqing@baidu.com> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to '')
-rw-r--r--net/netfilter/nf_conntrack_core.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/net/netfilter/nf_conntrack_core.c b/net/netfilter/nf_conntrack_core.c
index 81a8ef42b88d..0c63120b2db2 100644
--- a/net/netfilter/nf_conntrack_core.c
+++ b/net/netfilter/nf_conntrack_core.c
@@ -73,8 +73,7 @@ struct conntrack_gc_work {
};
static __read_mostly struct kmem_cache *nf_conntrack_cachep;
-static __read_mostly spinlock_t nf_conntrack_locks_all_lock;
-static __read_mostly DEFINE_SPINLOCK(nf_conntrack_locks_all_lock);
+static DEFINE_SPINLOCK(nf_conntrack_locks_all_lock);
static __read_mostly bool nf_conntrack_locks_all;
/* every gc cycle scans at most 1/GC_MAX_BUCKETS_DIV part of table */