From: Ding Tianhong <dingtianhong@huawei.com>
To: Jay Vosburgh <fubar@us.ibm.com>,
Andy Gospodarek <andy@greyhouse.net>,
"David S. Miller" <davem@davemloft.net>,
Nikolay Aleksandrov <nikolay@redhat.com>,
Veaceslav Falico <vfalico@redhat.com>,
Netdev <netdev@vger.kernel.org>
Subject: [PATCH net-next 3/4] bonding: replace read_lock to rcu_read_lock for bond_3ad_get_active_agg_info()
Date: Sun, 29 Sep 2013 19:45:19 +0800 [thread overview]
Message-ID: <524812CF.1090609@huawei.com> (raw)
The bond slave list will protected by rcu or rtnl, so the read lock
could not protect list any more, replace it with rcu_read_lock().
Signed-off-by: Ding Tianhong <dingtianhong@huawei.com>
---
drivers/net/bonding/bond_3ad.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/net/bonding/bond_3ad.c b/drivers/net/bonding/bond_3ad.c
index 971a7dc..686d0fa 100644
--- a/drivers/net/bonding/bond_3ad.c
+++ b/drivers/net/bonding/bond_3ad.c
@@ -2369,9 +2369,9 @@ int bond_3ad_get_active_agg_info(struct bonding *bond, struct ad_info *ad_info)
{
int ret;
- read_lock(&bond->lock);
+ rcu_read_lock();
ret = __bond_3ad_get_active_agg_info(bond, ad_info);
- read_unlock(&bond->lock);
+ rcu_read_unlock();
return ret;
}
--
1.8.2.1
reply other threads:[~2013-09-29 11:45 UTC|newest]
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