From: Alex Wang <alexw@nicira.com>
Date: Wed, 19 Mar 2014 17:42:08 +0000 (-0700)
Subject: ovs-rcu: Call ovsrcu_init() in ovsrcu_quiesce().
X-Git-Tag: sliver-openvswitch-2.2.90-1~6^2~76
X-Git-Url: http://git.onelab.eu/?a=commitdiff_plain;h=f1946fbe8300e906c30491387e565f3b58d7f049;p=sliver-openvswitch.git

ovs-rcu: Call ovsrcu_init() in ovsrcu_quiesce().

This commit fixes a bug introduced by 0f2ea848(ovs-rcu: New library.).
It is possible that ovsrcu_quiesce() is called before ovsrcu_init().
So, it is necessary to call ovsrcu_init() in ovsrcu_quiesce().

Signed-off-by: Alex Wang <alexw@nicira.com>
Acked-by: Ben Pfaff <blp@nicira.com>
---

diff --git a/lib/ovs-rcu.c b/lib/ovs-rcu.c
index ac4513b33..1843ef598 100644
--- a/lib/ovs-rcu.c
+++ b/lib/ovs-rcu.c
@@ -127,6 +127,7 @@ ovsrcu_quiesce_start(void)
 void
 ovsrcu_quiesce(void)
 {
+    ovsrcu_init();
     ovsrcu_perthread_get()->seqno = seq_read(global_seqno);
     seq_change(global_seqno);