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From: Andrew Lutomirski <luto@mit.edu>
To: Keith Packard <keithp@keithp.com>
Cc: intel-gfx@lists.freedesktop.org
Subject: Re: [PATCH] drm/i915: Revert i915.semaphore=1 default from 47ae63e0
Date: Tue, 24 May 2011 13:10:27 -0400
Message-ID: <BANLkTim6hVTes8GJiPm4rZVxu4fy1L5CCA@mail.gmail.com> (raw)
In-Reply-To: <BANLkTi=wYLDp=jhznzcaBofAmMTHkV2fvA@mail.gmail.com>

On Thu, May 19, 2011 at 4:50 PM, Andrew Lutomirski <luto@mit.edu> wrote:
> On Thu, May 19, 2011 at 3:56 PM, Keith Packard <keithp@keithp.com> wrote:
>> On Fri, 13 May 2011 12:14:54 -0400, Andy Lutomirski <luto@MIT.EDU> wrote:
>>
>>> My Q67 / i7-2600 box has rev09 Sandy Bridge graphics.  It hangs
>>> instantly when GNOME loads and it hangs so hard the reset button
>>> doesn't work.  Setting i915.semaphore=0 fixes it.
>>
>> Can you describe precisely what hardware you have? The make and model of
>> the motherboard and the exact model of CPU? I'd like to get this issue
>> resolved for 2.6.40 and need to have a reliable way to reproduce the
>> hang; replicating your hardware may be a good way of doing that.
>

I'm getting hangs on my X220 Core i7 laptop as well with 2.6.39 and
i915.semaphores=1.  They're not as reliable -- sometimes the system
hangs on log in, sometimes after a few seconds, and sometimes it
doesn't hang.

--Andy

  reply index

Thread overview: 31+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-05-13  5:38 [2.6.39 regression] hard lock when GNOME starts Andrew Lutomirski
2011-05-13 16:07 ` Andrew Lutomirski
2011-05-13 16:14   ` [PATCH] drm/i915: Revert i915.semaphore=1 default from 47ae63e0 Andy Lutomirski
2011-05-15 23:09     ` Keith Packard
2011-05-19 19:56     ` Keith Packard
2011-05-19 20:50       ` Andrew Lutomirski
2011-05-24 17:10         ` Andrew Lutomirski [this message]
2011-05-24 17:46           ` Keith Packard
2011-05-24 20:05           ` Ivan Bulatovic
2011-06-07  7:12         ` Eric Anholt
2011-06-10 14:06           ` Andrew Lutomirski
2011-08-22 16:53             ` Jesse Barnes
2011-08-31 18:24               ` Ben Widawsky
2011-08-31 18:30               ` Andrew Lutomirski
2011-08-31 19:07                 ` Keith Packard
2011-08-31 19:37                   ` Andrew Lutomirski
2011-09-26 17:59                     ` [PATCH] drm/i915: kicking rings considered harmful Daniel Vetter
2011-09-26 19:07                       ` Andrew Lutomirski
2011-09-27  9:57                         ` Daniel Vetter
2011-09-27  5:22                       ` Ben Widawsky
2011-09-27 10:03                         ` Daniel Vetter
2011-09-27 16:46                           ` Ben Widawsky
2011-09-27 17:31                             ` Chris Wilson
2011-09-27 18:03                               ` Daniel Vetter
2011-09-27 19:38                                 ` Ben Widawsky
2011-09-27 21:54                                   ` Chris Wilson
2011-09-28  1:34                                     ` Ben Widawsky
2011-09-28  8:47                                       ` Chris Wilson
2011-09-28  8:53                                         ` Daniel Vetter
2011-10-03 20:21                                           ` Andrew Lutomirski
2011-10-03 21:02                                             ` Daniel Vetter

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