linux-kernel - Re: linux 3.8-rc3 reboot and shutdown

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Message-ID: <CAKocOOPNf5HZOO421Cvhb35fMxM6Tfu7w2aXZb3UF3igS9S=Kw@mail.gmail.com>
Date:	Thu, 17 Jan 2013 17:26:29 -0700
From:	Shuah Khan <shuahkhan@...il.com>
To:	"Deucher, Alexander" <Alexander.Deucher@....com>
Cc:	"jglisse@...hat.com" <jglisse@...hat.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: linux 3.8-rc3 reboot and shutdown

On Thu, Jan 17, 2013 at 4:48 PM, Deucher, Alexander
<Alexander.Deucher@....com> wrote:
>> -----Original Message-----
>> From: Shuah Khan [mailto:shuahkhan@...il.com]
>> Sent: Thursday, January 17, 2013 6:21 PM
>> To: Deucher, Alexander
>> Cc: jglisse@...hat.com; linux-kernel@...r.kernel.org
>> Subject: Re: linux 3.8-rc3 reboot and shutdown
>>
>> On Thu, Jan 17, 2013 at 12:45 PM, Deucher, Alexander
>> <Alexander.Deucher@....com> wrote:
>> >> -----Original Message-----
>> >> From: Shuah Khan [mailto:shuahkhan@...il.com]
>> >> Sent: Thursday, January 17, 2013 2:03 PM
>> >> To: jglisse@...hat.com; Deucher, Alexander
>> >> Cc: linux-kernel@...r.kernel.org; Shuah Khan
>> >> Subject: linux 3.8-rc3 reboot and shutdown
>> >>
>> >> Alex,
>> >>
>> >> I started seeing hang during shutdown and reboot on my laptop that has
>> >> ATI radeon VGA.
>> >>
>> >> 01:00.0 VGA compatible controller: Advanced Micro Devices [AMD] nee
>> >> ATI RV620 [Mobility Radeon HD 3400 Series] (prog-if 00 [VGA
>> >> controller])
>> >>
>> >> My bisect narrowed it to the following commit.
>> >
>> > Should be fixed by this commit:
>> > http://cgit.freedesktop.org/~agd5f/linux/commit/?h=drm-fixes-
>> 3.8&id=19fc42ed9950d5fe17089c0a928121047c882092
>> > Which should be finding its way upstream any day now.
>> >
>> > Alex
>> >
>>
>> Alex,
>>
>> Applied this patch on 3.8-rc3 and tested it. reboot still hung. The
>> only thing that fixes the problem is reverting
>> 71e3d1578c954cf29f1f4db1c8930d3574025eb0
>
> Does the attached patch applied in addition to:
> http://cgit.freedesktop.org/~agd5f/linux/commit/?h=drm-fixes-3.8&id=19fc42ed9950d5fe17089c0a928121047c882092
> fix the issue?
>
> Alex

No reboot still hung after applying
0001-drm-radeon-don-t-attempt-to-soft-reset-DMA-ring-on-r.patch  in
addition to 19fc42ed9950d5fe17089c0a928121047c882092

-- Shuah
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