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From: Patrick McHardy <kaber@trash.net>
To: David Miller <davem@davemloft.net>
Cc: viro@ZenIV.linux.org.uk, Brian_Oostenbrink@pmc-sierra.com,
	linux-net@vger.kernel.org, netdev@vger.kernel.org
Subject: Re: Re-queueing of skb in vlan_skb_recv
Date: Sun, 13 Apr 2008 06:47:13 +0200	[thread overview]
Message-ID: <48019051.3090009@trash.net> (raw)
In-Reply-To: <20080411.105413.34923074.davem@davemloft.net>

David Miller wrote:
> From: Patrick McHardy <kaber@trash.net>
> Date: Fri, 11 Apr 2008 15:02:06 +0200
> 
>> Al Viro wrote:
>>> Another possibility would be to allow ->func() of packet_type to return an
>>> skb for reprocessing...
 >>>
>> That should work fine for VLAN, but not for loopback since its
>> called on the TX path. I think I prefer Eric's suggested way
>> because it doesn't require to change all the other existing
>> packet_type users.
> 
> I think Al's idea is the most elegant proposed so far and we could do
> something similar on the TX side as well.
> 
> Yes, it means diddling with a lot of call sites, but we do that all
> the time and it's heaps better then these "check the stack space
> remaining" hacks being proposed.

Agreed on second thought, I guess I was just being lazy :)



  reply	other threads:[~2008-04-13  4:47 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <8A9D56C5E50F774BABE033F1710B357601084C42@BBY1EXM11.pmc_nt.nt.pmc-sierra.bc.ca>
2008-04-11 12:46 ` Re-queueing of skb in vlan_skb_recv Patrick McHardy
2008-04-11 12:53   ` Al Viro
2008-04-11 13:02     ` Patrick McHardy
2008-04-11 17:54       ` David Miller
2008-04-13  4:47         ` Patrick McHardy [this message]
2008-04-11 12:53   ` Jeremy Jackson
2008-04-11 13:02     ` Patrick McHardy
2008-04-11 15:44       ` Stephen Hemminger
2008-04-11 16:16         ` Patrick McHardy

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