From: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
To: Chris Wilson <chris@chris-wilson.co.uk>, intel-gfx@lists.freedesktop.org
Cc: Ben Widawsky <ben@bwidawsk.net>
Subject: Re: [PATCH 01/15] drm/i915: Copy user requested buffers into the error state
Date: Tue, 28 Feb 2017 16:17:23 +0200 [thread overview]
Message-ID: <1488291443.3403.17.camel@linux.intel.com> (raw)
In-Reply-To: <20170223161830.26965-2-chris@chris-wilson.co.uk>
On to, 2017-02-23 at 16:18 +0000, Chris Wilson wrote:
> Introduce a new execobject.flag (EXEC_OBJECT_CAPTURE) that userspace may
> use to indicate that it wants the contents of this buffer preserved in
> the error state (/sys/class/drm/cardN/error) following a GPU hang
> involving this batch.
>
> Use this at your discretion, the contents of the error state. although
> compressed, are allocated with GFP_ATOMIC (i.e. limited) and kept for all
> eternity (until the error state is destroyed).
>
> Based on an earlier patch by Ben Widawsky <ben@bwidawsk.net>
> Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
> Cc: Ben Widawsky <ben@bwidawsk.net>
> Cc: Matt Turner <mattst88@gmail.com>
Reviewed-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Regards, Joonas
--
Joonas Lahtinen
Open Source Technology Center
Intel Corporation
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next prev parent reply other threads:[~2017-02-28 14:17 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-02-23 16:18 Make execbuf fast[er] Chris Wilson
2017-02-23 16:18 ` [PATCH 01/15] drm/i915: Copy user requested buffers into the error state Chris Wilson
2017-02-28 6:11 ` Ben Widawsky
2017-02-28 14:17 ` Joonas Lahtinen [this message]
2017-02-23 16:18 ` [PATCH 02/15] drm/i915: Retire an active batch pool object rather than allocate new Chris Wilson
2017-02-23 16:18 ` [PATCH 03/15] drm/i915: Drop spinlocks around adding to the client request list Chris Wilson
2017-02-24 12:05 ` Mika Kuoppala
2017-02-23 16:18 ` [PATCH 04/15] drm/i915: Amalgamate execbuffer parameter structures Chris Wilson
2017-02-23 16:18 ` [PATCH 05/15] drm/i915: Use vma->exec_entry as our double-entry placeholder Chris Wilson
2017-02-23 16:18 ` [PATCH 06/15] drm/i915: Split vma exec_link/evict_link Chris Wilson
2017-02-24 12:20 ` Mika Kuoppala
2017-02-23 16:18 ` [PATCH 07/15] drm/i915: Stop using obj->obj_exec_link outside of execbuf Chris Wilson
2017-02-24 12:32 ` Mika Kuoppala
2017-02-23 16:18 ` [PATCH 08/15] drm/i915: Store a direct lookup from object handle to vma Chris Wilson
2017-02-23 16:18 ` [PATCH 09/15] drm/i915: Pass vma to relocate entry Chris Wilson
2017-02-23 16:18 ` [PATCH 10/15] drm/i915: Eliminate lots of iterations over the execobjects array Chris Wilson
2017-02-23 16:18 ` [PATCH 11/15] drm/i915: First try the previous execbuffer location Chris Wilson
2017-02-23 16:18 ` [PATCH 12/15] drm/i915: Wait upon userptr get-user-pages within execbuffer Chris Wilson
2017-02-24 13:53 ` Michał Winiarski
2017-02-24 14:23 ` Chris Wilson
2017-02-23 16:18 ` [PATCH 13/15] drm/i915: Remove superfluous i915_add_request_no_flush() helper Chris Wilson
2017-02-23 16:18 ` [PATCH 14/15] drm/i915: Allow execbuffer to use the first object as the batch Chris Wilson
2017-02-23 16:18 ` [PATCH 15/15] drm/i915: Async GPU relocation processing Chris Wilson
-- strict thread matches above, loose matches on Subject: below --
2017-03-16 13:19 Make execbuf fast and green Chris Wilson
2017-03-16 13:19 ` [PATCH 01/15] drm/i915: Copy user requested buffers into the error state Chris Wilson
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