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SubjectRe: [Intel-gfx] [bisected] i915: linux-2.6.32-rc3+ regression
From
On Sun, Oct 11, 2009 at 7:47 AM, Rafael J. Wysocki <rjw@sisk.pl> wrote:
> On Saturday 10 October 2009, Maxim Levitsky wrote:
>> On Sat, 2009-10-10 at 21:37 +0300, Sergei Trofimovich wrote:
>> > Hi!
>> >
>> > After syncing git tree to bd381934bf13ccb1af2813ae26c6fe00ec85d254
>> > I've experienced pixel color corruption in Xorg.
>> > Some of pixels (not all) have abnormal colors seen on images like this:
>> > http://trofimeus.narod.ru/2009-10-09-22-00-17.png [1.5M]
>> > (you won't see any problem until you run -rc3+ kernel).

Are you running X.org server 1.7 + driver? if so there is a bug in the current
released driver between that combination, the fix is on the intel-gfx
mailing list.

The 1.6 X server + same driver doesn't show this problem.

Dave.

>> >
>> > I've bisected it[2] and found offending commit[1].
>> > My hardware is HP Compaq 2510p laptop:
>> > 00:02.0 VGA compatible controller: Intel Corporation Mobile GM965/GL960 Integrated Graphics Controller (rev 0c)
>> >
>> > Do you need more info?
>> >
>> > Thanks!
>> >
>> > [1] offending commit
>> > > 068143d38804825d59d951a192cfadd2e22f457d is the first bad commit
>> > > commit 068143d38804825d59d951a192cfadd2e22f457d
>> > > Author: Dave Airlie <airlied@redhat.com>
>> > > Date:   Mon Oct 5 09:58:02 2009 +1000
>> > >
>> > >     drm/fb: add setcmap and fix 8-bit support.
>> > >
>> > >     This adds support for the setcmap api and fixes the 8bpp
>> > >     support at least on radeon hardware. It adds a new load_lut
>> > >     hook which can be called once the color map is setup.
>> > >
>> > >     Signed-off-by: Dave Airlie <airlied@redhat.com>
>> >
>> > [2] bisect log:
>> > :040000 040000 9334e1ee9d528eaa5babd419bd53b40417e65f0f 7e06eb50488482efd38ac243080c9f27ee8682ec M   drivers
>> > :040000 040000 31c8cb95831669746c0ee2ff8e34d15dc6c49b0e 0523107fc14ca0bb6914b93ea56dab20c741d61c M   include
>> > git bisect start
>> > # bad: [bd381934bf13ccb1af2813ae26c6fe00ec85d254] Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rol
>> > and/infiniband
>> > git bisect bad bd381934bf13ccb1af2813ae26c6fe00ec85d254
>> > # good: [374576a8b6f865022c0fd1ca62396889b23d66dd] Linux 2.6.32-rc3
>> > git bisect good 374576a8b6f865022c0fd1ca62396889b23d66dd
>> > # bad: [1c6e6d91b22c4271e8a5dab559a08cb005a77073] Merge branch 'drm-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/air
>> > lied/drm-2.6
>> > git bisect bad 1c6e6d91b22c4271e8a5dab559a08cb005a77073
>> > # good: [d8e7b2b3ac5319fcee616488c628c2bbe7e2937b] Merge branch 'omap-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/ke
>> > rnel/git/tmlind/linux-omap-2.6
>> > git bisect good d8e7b2b3ac5319fcee616488c628c2bbe7e2937b
>> > # good: [185974dd596e67e73906790c2a4a4579d75911e6] drm: Delete the DRM_DEBUG_KMS in drm_mode_cursor_ioctl
>> > git bisect good 185974dd596e67e73906790c2a4a4579d75911e6
>> > # bad: [01ceae8edd7a0a6d8588dc103ad9f55e2c52cae9] drm/radeon/kms: Fix RS600/RV515/R520/RS690 IRQ
>> > git bisect bad 01ceae8edd7a0a6d8588dc103ad9f55e2c52cae9
>> > # bad: [b8c00ac5b50b54491657f8b6740db1df50149944] drm/fb: add more correct 8/16/24/32 bpp fb support.
>> > git bisect bad b8c00ac5b50b54491657f8b6740db1df50149944
>> > # bad: [068143d38804825d59d951a192cfadd2e22f457d] drm/fb: add setcmap and fix 8-bit support.
>> > git bisect bad 068143d38804825d59d951a192cfadd2e22f457d
>> > # good: [dfee5614e4d83a32cef9193a8b19bc1d8900f93d] drm/radeon/kms: respect single crtc cards, only create one crtc. (v2)
>> > git bisect good dfee5614e4d83a32cef9193a8b19bc1d8900f93d
>> >
>> >
>> > _______________________________________________
>> > Intel-gfx mailing list
>> > Intel-gfx@lists.freedesktop.org
>> > http://lists.freedesktop.org/mailman/listinfo/intel-gfx
>>
>>
>> I found that today too.
>> I had filled a bugreport.
>> https://bugs.freedesktop.org/show_bug.cgi?id=24444
>
> Would you please notify me about _kernel_ regression reports filed at
> freedesktop.org?
>
> Thanks,
> Rafael
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