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Date: Wed, 28 Mar 2007 17:49:03 +0200 From: Thomas Graf <tgraf@...g.ch> To: davem@...emloft.net, Jarek Poplawski <jarkao2@...pl> Cc: netdev@...r.kernel.org, muli@...ibm.com Subject: Re: [RESEND] [NET] fib_rules: Flush route cache after rule modifications * Jarek Poplawski <jarkao2@...pl> 2007-03-28 13:19 > I hope I'm wrong, but isn't this at the cost of admins > working with long rules' sets, which (probably) take extra > time now? That's right, it makes the insert and delete operation more expensive. A compromise would be to delay the flushing and wait for some time (default 2 seconds) whether more rules or routes are being added before flushing. [NET] fib_rules: delay route cache flush by ip_rt_min_delay Signed-off-by: Thomas Graf <tgraf@...g.ch> Index: linux/net-2.6.22/net/decnet/dn_rules.c =================================================================== --- linux.orig/net-2.6.22/net/decnet/dn_rules.c 2007-03-28 17:41:22.000000000 +0200 +++ linux/net-2.6.22/net/decnet/dn_rules.c 2007-03-28 17:41:39.000000000 +0200 @@ -242,7 +242,7 @@ static u32 dn_fib_rule_default_pref(void static void dn_fib_rule_flush_cache(void) { - dn_rt_cache_flush(0); + dn_rt_cache_flush(-1); } static struct fib_rules_ops dn_fib_rules_ops = { Index: linux/net-2.6.22/net/ipv4/fib_rules.c =================================================================== --- linux.orig/net-2.6.22/net/ipv4/fib_rules.c 2007-03-28 17:41:18.000000000 +0200 +++ linux/net-2.6.22/net/ipv4/fib_rules.c 2007-03-28 17:41:30.000000000 +0200 @@ -300,7 +300,7 @@ static size_t fib4_rule_nlmsg_payload(st static void fib4_rule_flush_cache(void) { - rt_cache_flush(0); + rt_cache_flush(-1); } static struct fib_rules_ops fib4_rules_ops = { - 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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