netdev - Re: [Patch net-next v3 2/3] bridge: only expire the mdb entry when query is received

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Message-ID: <20130502015938.GA2237@gondor.apana.org.au>
Date:	Thu, 2 May 2013 09:59:38 +0800
From:	Herbert Xu <herbert@...dor.apana.org.au>
To:	Cong Wang <amwang@...hat.com>
Cc:	netdev@...r.kernel.org,
	Stephen Hemminger <stephen@...workplumber.org>,
	"David S. Miller" <davem@...emloft.net>,
	Adam Baker <linux@...er-net.org.uk>
Subject: Re: [Patch net-next v3 2/3] bridge: only expire the mdb entry when
 query is received

On Tue, Apr 30, 2013 at 03:10:18PM +0800, Cong Wang wrote:
>
> @@ -1275,7 +1277,7 @@ static void br_multicast_leave_group(struct net_bridge *br,
>  		     br->multicast_last_member_interval;
>  
>  	if (!port) {
> -		if (mp->mglist &&
> +		if (mp->mglist && mp->timer_armed &&
>  		    (timer_pending(&mp->timer) ?
>  		     time_after(mp->timer.expires, time) :
>  		     try_to_del_timer_sync(&mp->timer) >= 0)) {

This whole section of code should now be removed since we're now
only arming the timer in response to a query to that group.  Of
course if we were the querier and sent out a query here then you'd
need to simulate the reception of a query.

Cheers,
-- 
Email: Herbert Xu <herbert@...dor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
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