linux-kernel - Re: BUG in drivers/dma/ioat/dma

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Message-ID: <4C2BBF7C.20004@intel.com>
Date:	Wed, 30 Jun 2010 15:04:44 -0700
From:	Dan Williams <dan.j.williams@...el.com>
To:	Chris Li <lkml@...isli.org>
CC:	"Woodhouse, David" <david.woodhouse@...el.com>,
	linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: BUG in drivers/dma/ioat/dma_v2.c:314

On 6/30/2010 2:59 PM, Chris Li wrote:
> On Wed, Jun 30, 2010 at 2:44 PM, Dan Williams<dan.j.williams@...el.com>  wrote:
>>
>> Chris, is there a BIOS update available for your platform?
>
> You mean the EFI firmware update? Nope.
>
> Do you think loading linux via EFI instead of boot camp (BIOS) will help?
>

...only if the EFI boot process hands Linux a correct (i.e. complete) 
DMAR table.  I suspect native EFI and legacy BIOS boot would still end 
up passing the same table, but I don't know for sure.

--
Dan
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