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| author | Jarno Rajahalme <jrajahalme@nicira.com> | 2014-05-05 22:32:17 +0400 |
|---|---|---|
| committer | Pravin B Shelar <pshelar@nicira.com> | 2014-05-23 03:27:34 +0400 |
| commit | bb6f9a708d4067713afae2e9eb2637f6b4c01ecb (patch) | |
| tree | 2df408598e97bcb98c9204c62addb5b187a48153 /net/openvswitch/flow.c | |
| parent | be52c9e96a6657d117bb0ec6e11438fb246af5c7 (diff) | |
| download | linux-bb6f9a708d4067713afae2e9eb2637f6b4c01ecb.tar.xz | |
openvswitch: Clarify locking.
Remove unnecessary locking from functions that are always called with
appropriate locking.
Signed-off-by: Jarno Rajahalme <jrajahalme@nicira.com>
Signed-off-by: Thomas Graf <tgraf@redhat.com>
Signed-off-by: Pravin B Shelar <pshelar@nicira.com>
Diffstat (limited to 'net/openvswitch/flow.c')
| -rw-r--r-- | net/openvswitch/flow.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/net/openvswitch/flow.c b/net/openvswitch/flow.c index 6d8d2da0a8ec..1019fc1db06e 100644 --- a/net/openvswitch/flow.c +++ b/net/openvswitch/flow.c @@ -122,6 +122,7 @@ unlock: spin_unlock(&stats->lock); } +/* Called with ovs_mutex. */ void ovs_flow_stats_get(struct sw_flow *flow, struct ovs_flow_stats *ovs_stats, unsigned long *used, __be16 *tcp_flags) { @@ -132,7 +133,7 @@ void ovs_flow_stats_get(struct sw_flow *flow, struct ovs_flow_stats *ovs_stats, memset(ovs_stats, 0, sizeof(*ovs_stats)); for_each_node(node) { - struct flow_stats *stats = rcu_dereference(flow->stats[node]); + struct flow_stats *stats = ovsl_dereference(flow->stats[node]); if (stats) { /* Local CPU may write on non-local stats, so we must |