linux-kernel - Re: WARNING: at drivers/gpu/drm/i915/i915_gem.c:3437 i915_gem_object

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Message-ID: <CAKMK7uHQFsrXX3FKoVA_AiA1iwo_-NRf_CqaqWXy9rNUg+tonQ@mail.gmail.com>
Date:	Tue, 11 Dec 2012 16:08:26 +0100
From:	Daniel Vetter <daniel.vetter@...ll.ch>
To:	Nikola Pajkovsky <npajkovs@...hat.com>
Cc:	David Airlie <airlied@...ux.ie>, dri-devel@...ts.freedesktop.org,
	linux-kernel@...r.kernel.org
Subject: Re: WARNING: at drivers/gpu/drm/i915/i915_gem.c:3437 i915_gem_object_pin+0x151/0x1a0()

On Tue, Dec 11, 2012 at 1:31 PM, Nikola Pajkovsky <npajkovs@...hat.com> wrote:
> looks like we still have some oops in i915. i915 maintainers do you have
> any ideas what's going on? I will try to trigger that oops later today
> and provide more information.

The infamous pin leak. Should be fixed with

commit b4a98e57fc27854b5938fc8b08b68e5e68b91e1f
Author: Chris Wilson <chris@...is-wilson.co.uk>
Date:   Thu Nov 1 09:26:26 2012 +0000

    drm/i915: Flush outstanding unpin tasks before pageflipping

available from the drm-next (or linux-next) trees. If it holds up once
merged, we'll backport it.
-Daniel
-- 
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch
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