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| author |   James Morris <james.l.morris@oracle.com> | 2014-10-01 00:44:04 +1000 |
|---|---|---|
| committer | James Morris <james.l.morris@oracle.com> | 2014-10-01 00:44:04 +1000 |
| commit | 6c8ff877cdf13cd5287ed9d700cfb6cb70e2bfa1 (patch) | |
| tree | 2ab49b7d19fb69cdae5b6be9e7ba44f6cf3d45ef /include/net/sock.h | |
| parent | Merge tag 'keys-next-20140922' of git://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-fs into next (diff) | |
| parent | Linux 3.16 (diff) | |
| download | linux-dev-6c8ff877cdf13cd5287ed9d700cfb6cb70e2bfa1.tar.xz linux-dev-6c8ff877cdf13cd5287ed9d700cfb6cb70e2bfa1.zip | |
Merge commit 'v3.16' into next
Diffstat (limited to 'include/net/sock.h')
| -rw-r--r-- | include/net/sock.h | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/include/net/sock.h b/include/net/sock.h index 173cae485de1..156350745700 100644 --- a/include/net/sock.h +++ b/include/net/sock.h @@ -1768,9 +1768,11 @@ __sk_dst_set(struct sock *sk, struct dst_entry *dst) static inline void sk_dst_set(struct sock *sk, struct dst_entry *dst) { - spin_lock(&sk->sk_dst_lock); - __sk_dst_set(sk, dst); - spin_unlock(&sk->sk_dst_lock); + struct dst_entry *old_dst; + + sk_tx_queue_clear(sk); + old_dst = xchg((__force struct dst_entry **)&sk->sk_dst_cache, dst); + dst_release(old_dst); } static inline void @@ -1782,9 +1784,7 @@ __sk_dst_reset(struct sock *sk) static inline void sk_dst_reset(struct sock *sk) { - spin_lock(&sk->sk_dst_lock); - __sk_dst_reset(sk); - spin_unlock(&sk->sk_dst_lock); + sk_dst_set(sk, NULL); } struct dst_entry *__sk_dst_check(struct sock *sk, u32 cookie); |