From 0e36cbb344575e481167e090f0926701f83207d6 Mon Sep 17 00:00:00 2001
From: Cong Wang <amwang@redhat.com>
Date: Tue, 22 Jan 2013 21:09:51 +0000
Subject: [PATCH] net: add RCU annotation to sk_dst_cache field
sock->sk_dst_cache is protected by RCU.
Reported-by: Fengguang Wu <fengguang.wu@intel.com>
Cc: Eric Dumazet <eric.dumazet@gmail.com>
Cc: David S. Miller <davem@davemloft.net>
Signed-off-by: Cong Wang <amwang@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
include/net/sock.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/include/net/sock.h b/include/net/sock.h
index 581dc6bd7dc6..a340ab46b41c 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -340,7 +340,7 @@ 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;
--
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