Author: melifaro
Date: Tue Mar 5 13:38:45 2013
New Revision: 247842
URL: http://svnweb.freebsd.org/changeset/base/247842
Log:
Write lock is not required for find&compare operation.
MFC after: 2 weeks
Modified:
head/sys/net/route.c
Modified: head/sys/net/route.c
==============================================================================
--- head/sys/net/route.c Tue Mar 5 13:31:06 2013 (r247841)
+++ head/sys/net/route.c Tue Mar 5 13:38:45 2013 (r247842)
@@ -1498,7 +1498,7 @@ rtinit1(struct ifaddr *ifa, int cmd, int
if (rnh == NULL)
/* this table doesn't exist but others might */
continue;
- RADIX_NODE_HEAD_LOCK(rnh);
+ RADIX_NODE_HEAD_RLOCK(rnh);
#ifdef RADIX_MPATH
if (rn_mpath_capable(rnh)) {
@@ -1527,7 +1527,7 @@ rtinit1(struct ifaddr *ifa, int cmd, int
(rn->rn_flags & RNF_ROOT) ||
RNTORT(rn)->rt_ifa != ifa ||
!sa_equal((struct sockaddr *)rn->rn_key, dst));
- RADIX_NODE_HEAD_UNLOCK(rnh);
+ RADIX_NODE_HEAD_RUNLOCK(rnh);
if (error) {
/* this is only an error if bad on ALL tables */
continue;
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