netdev - Re: [PATCH] natsemi: silence dma-debug warnings

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Message-ID: <CAJfuBxxs=CEBV+v+8GkYyabVobhwiXKYc5qHhZE-ZKFxywkQaQ@mail.gmail.com>
Date:	Sat, 9 Jul 2011 19:45:22 -0600
From:	Jim Cromie <jim.cromie@...il.com>
To:	FUJITA Tomonori <fujita.tomonori@....ntt.co.jp>
Cc:	davem@...emloft.net, thockin@...kin.org, netdev@...r.kernel.org
Subject: Re: [PATCH] natsemi: silence dma-debug warnings

On Sat, Jul 9, 2011 at 7:20 PM, FUJITA Tomonori
<fujita.tomonori@....ntt.co.jp> wrote:
> On Sat, 9 Jul 2011 14:11:25 -0600
> Jim Cromie <jim.cromie@...il.com> wrote:
>
>> On Sun, Jul 3, 2011 at 11:34 PM, David Miller <davem@...emloft.net> wrote:
>>> From: FUJITA Tomonori <fujita.tomonori@....ntt.co.jp>
>>> Date: Mon, 4 Jul 2011 14:30:19 +0900
>>>
>>>> This silences dma-debug warnings:
>>>>
>>>> https://lkml.org/lkml/2011/6/30/341
>>>  ...
>>>> Reported-by: Jim Cromie <jim.cromie@...il.com>
>>>> Signed-off-by: FUJITA Tomonori <fujita.tomonori@....ntt.co.jp>
>>>> Tested-by: Jim Cromie <jim.cromie@...il.com>
>>>
>>> Applied, thanks!
>>>
>>
>> I have since seen a similar warning on shutdown,
>> heres a patch for it.
>
> Oops, I noticed this too but I forgot to send a patch.
>
> The patch looks good to me.
>
>
>> theres one other callsite, but I havent seen the warning from it,
>> will try to tickle it at some point.
>
> Which pci_unmap_single are you talking about?
>


   2131 static void netdev_tx_done(struct net_device *dev)
   2132 {
...
   2160                 pci_unmap_single(np->pci_dev,np->tx_dma[entry],
   2161                                         np->tx_skbuff[entry]->len,
   2162                                         PCI_DMA_TODEVICE);
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