Date: Tue, 5 Mar 2013 13:38:46 +0000 (UTC) From: "Alexander V. Chernikov" <melifaro@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r247842 - head/sys/net Message-ID: <201303051338.r25DckJE090525@svn.freebsd.org>
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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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