netdev - Re: [PATCH] pppoe: fix race at init time

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Message-ID: <4A6FD127.9080903@gmail.com>
Date:	Wed, 29 Jul 2009 06:33:43 +0200
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	Igor M Podlesny <for.poige+bugzilla.kernel.org@...il.com>
CC:	Cyrill Gorcunov <gorcunov@...il.com>,
	"David S. Miller" <davem@...emloft.net>,
	Pavel Emelyanov <xemul@...nvz.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	netdev@...r.kernel.org
Subject: Re: [PATCH] pppoe: fix race at init time

Igor M Podlesny a écrit :
> 2009/7/29 Cyrill Gorcunov <gorcunov@...il.com>:
>> [Eric Dumazet - Tue, Jul 28, 2009 at 07:46:37PM +0200]
>> ...
>> | So Igor still has a panic... lets try a third patch then :)
> [...]
>> Hmm. It seems the problem is not in pppoe_init_net since it's
>> called *before* dev_add_pack via register_pernet_gen_device
>> (which is protected by a global net mutex). Or I miss something?
>>
>> (sorry guys I have quite a limited internet connection this week)
> 
> 	At last the 3rd patch was also unable to fix the bug.
> 

Yes, Cyril is right, my patch was not necessary.


Any chance you give us CR2 value of fault ?

Do you still have a corruption by a 2 value somewhere ?

(High 32 bits order in first jpeg you sent)
00000002.3dcc5244  instead of ffffXXXX.3dcc5244


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