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Date: Fri, 3 Oct 2014 15:12:12 -0700 From: Martin KaFai Lau <kafai@...com> To: <netdev@...r.kernel.org> CC: Hannes Frederic Sowa <hannes@...essinduktion.org> Subject: [PATCH RFC net 2/2] ipv6: Avoid restarting fib6_lookup() for RTF_CACHE hit case When there is a RTF_CACHE hit, no need to redo fib6_lookup() with reachable=0. --- net/ipv6/route.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/net/ipv6/route.c b/net/ipv6/route.c index d53dc4f..e40b5dc 100644 --- a/net/ipv6/route.c +++ b/net/ipv6/route.c @@ -937,7 +937,7 @@ restart: rt = rt6_multipath_select(rt, fl6, oif, strict | reachable); BACKTRACK(net, &fl6->saddr); if (rt->rt6i_flags & RTF_CACHE) - goto out; + goto out1; dst_hold(&rt->dst); read_unlock_bh(&table->tb6_lock); @@ -974,6 +974,7 @@ out: reachable = 0; goto restart_2; } +out1: dst_hold(&rt->dst); read_unlock_bh(&table->tb6_lock); out2: -- 1.8.1 -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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