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From: "Séguier Régis" <rseguier@e-teleport.net>
To: Francois Romieu <romieu@fr.zoreil.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	Arjan van de Ven <arjan@infradead.org>,
	alan@redhat.com, netdev@vger.kernel.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH] net: via-velocity.c fix sleep-with-spinlock bug during MTU change
Date: Thu, 19 Jun 2008 00:09:08 +0200	[thread overview]
Message-ID: <48598784.40306@e-teleport.net> (raw)
In-Reply-To: <20080618201012.GA4019@electric-eye.fr.zoreil.com>

Francois Romieu a écrit :
> Séguier Régis <rseguier@e-teleport.net> :
> [...]
>   
>> This correction seems to work.
>>
>> I read somewhere pci_free_consistent (in velocity_free_dma_rings) couldn't 
>> be use in a spin_lock.
>>     
>
> Yup.
>
>   
>> When I move velocity_free_rings outside the spin_lock, error desappeare but 
>> data transfert doesn't work after the mtu change.
>> When I add velocity_give_many_rx_descs all work.
>>     
>
> I have updated http://userweb.kernel.org/~romieu/via-velocity/2.6.26-rc6/
> accordingly. Can you check whether it is fine or not ?
>
>   
Patch 0001 doesn't work,

if I don't make a mistake skb->len is not modified in skb_pad{,to}when 
the padding is applied. In this case, we need to attribute ETH_ZLEN to len.

-- 
Régis

  reply	other threads:[~2008-06-18 22:09 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-06-01  1:46 [PATCH] net: via-velocity.c fix sleep-with-spinlock bug during MTU change Arjan van de Ven
2008-06-03 20:40 ` Andrew Morton
2008-06-03 21:51   ` Francois Romieu
2008-06-04 21:59     ` Francois Romieu
2008-06-14 21:23       ` Francois Romieu
2008-06-16 17:21         ` Séguier Régis
2008-06-16 21:17           ` Séguier Régis
2008-06-16 21:25         ` Séguier Régis
2008-06-17 21:45           ` Francois Romieu
2008-06-17 23:37             ` Séguier Régis
2008-06-18 16:56               ` Séguier Régis
2008-06-18 20:10                 ` Francois Romieu
2008-06-18 22:09                   ` Séguier Régis [this message]
2008-06-19 20:43                     ` Francois Romieu
2008-06-20 10:24                       ` Séguier Régis
2008-06-20 10:39                         ` Francois Romieu
2008-06-20 16:50                           ` Séguier Régis
2008-06-23 17:04                           ` Séguier Régis

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