linux-kernel - Re: 3.8-rc2: EFI framebuffer lock inversion...

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Message-ID: <CA+icZUXeNFfAwugKZMuy2Arnt0UU2stX5FbuOc=P_B+Rg5oQAw@mail.gmail.com>
Date:	Fri, 4 Jan 2013 11:49:06 +0100
From:	Sedat Dilek <sedat.dilek@...il.com>
To:	Daniel J Blueman <daniel@...ra.org>
Cc:	alan@...rguk.ukuu.org.uk, linux-fbdev@...r.kernel.org,
	LKML <linux-kernel@...r.kernel.org>,
	Daniel Vetter <daniel.vetter@...ll.ch>
Subject: Re: 3.8-rc2: EFI framebuffer lock inversion...

On Thu, Jan 3, 2013 at 3:39 PM, Daniel J Blueman <daniel@...ra.org> wrote:
> On 3 January 2013 22:11, Sedat Dilek <sedat.dilek@...il.com> wrote:
>> Hi Daniel,
>>
>> just wanted to test the fb-fix [2] from Alan and followed the thread in [1].
>> Me is also working with i915 KMS.
>>
>> I looked at nouveau KMS driver and adapted the part for i915:
>>
>> drivers/gpu/drm/nouveau/nouveau_drm.c-200-      /* remove conflicting
>> drivers (vesafb, efifb etc) */
>> drivers/gpu/drm/nouveau/nouveau_drm.c:201:      aper = alloc_apertures(3);
>> drivers/gpu/drm/nouveau/nouveau_drm.c-202-      if (!aper)
>> drivers/gpu/drm/nouveau/nouveau_drm.c-203-              return -ENOMEM;
>>
>> Untested by me, feel free to test.
>>
>> Maybe some of the i915 and/or fb driver experts can comment on the problem.
>
> The structure array from alloc_apertures is just used for the PCI base
> address registers, so it's important here.
>
> I'll take a look at the efifb locking later.
>

You had a chance to look at this?

- Sedat -

> Thanks,
>   Daniel
> --
> Daniel J Blueman
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