From: Eric Dumazet <eric.dumazet@gmail.com>
To: BALAKUMARAN KANNAN <balakumarank@tataelxsi.co.in>
Cc: "netdev@vger.kernel.org" <netdev@vger.kernel.org>
Subject: Re: timer expiry check at icmp.c in ipv6
Date: Mon, 16 Jul 2012 16:33:37 +0200 [thread overview]
Message-ID: <1342449217.2830.3.camel@edumazet-glaptop> (raw)
In-Reply-To: <4A71D24947E78D43BC584A7CD4391A41017DBBAF@SIXPRD0410MB359.apcprd04.prod.outlook.com>
On Mon, 2012-07-16 at 13:44 +0000, BALAKUMARAN KANNAN wrote:
> Dear all,
>
> In kernel-3.0.26 code net/ipv6/icmp.c, while sending ICMP reply where
> it checks for the timer expiry. It should check the value given by a
> router advertisement. I think the expiry value is stored in
> rt->rt6_expires in ndisc.c (line no: 1284). Then while sending an ICMP
> reply, it should check with the expiry timer right? Where that check
> is happening? Please somebody explain me.
>
> Thank you.
Its probably done in net/ipv6/ip6_fib.c
fib6_gc_timer_cb() -> fib6_run_gc()
Every 30 seconds.
(you can change /proc/sys/net/ipv6/route/gc_interval )
next prev parent reply other threads:[~2012-07-16 14:33 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-07-16 13:44 timer expiry check at icmp.c in ipv6 BALAKUMARAN KANNAN
2012-07-16 14:33 ` Eric Dumazet [this message]
2012-07-17 5:11 ` BALAKUMARAN KANNAN
2012-07-17 5:39 ` Eric Dumazet
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