From: Cong Wang <amwang@redhat.com>
To: netdev@vger.kernel.org
Cc: "David S. Miller" <davem@davemloft.net>, Cong Wang <amwang@redhat.com>
Subject: [Patch net-next] net: add RCU annotation to sk_dst_cache field
Date: Wed, 23 Jan 2013 12:43:49 +0800 [thread overview]
Message-ID: <1358916229-19004-1-git-send-email-amwang@redhat.com> (raw)
From: Cong Wang <amwang@redhat.com>
sock->sk_dst_cache is protected by RCU.
Reported-by: Fengguang Wu <fengguang.wu@intel.com>
Cc: David S. Miller <davem@davemloft.net>
Signed-off-by: Cong Wang <amwang@redhat.com>
---
diff --git a/include/net/sock.h b/include/net/sock.h
index 5a34e2f..c4b64c6 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -337,7 +337,7 @@ struct sock {
#endif
unsigned long sk_flags;
struct dst_entry *sk_rx_dst;
- struct dst_entry *sk_dst_cache;
+ struct dst_entry __rcu *sk_dst_cache;
spinlock_t sk_dst_lock;
atomic_t sk_wmem_alloc;
atomic_t sk_omem_alloc;
next reply other threads:[~2013-01-23 4:43 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-01-23 4:43 Cong Wang [this message]
2013-01-23 4:50 ` [Patch net-next] net: add RCU annotation to sk_dst_cache field Eric Dumazet
2013-01-23 4:58 ` Cong Wang
2013-01-23 5:06 ` Eric Dumazet
2013-01-23 5:30 ` Cong Wang
2013-01-23 5:34 ` Eric Dumazet
2013-01-23 5:36 ` David Miller
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