From: Daniel Vetter <daniel.vetter@ffwll.ch>
To: Chris Wilson <chris@chris-wilson.co.uk>,
Daniel Vetter <daniel.vetter@ffwll.ch>,
Intel Graphics Development <intel-gfx@lists.freedesktop.org>
Subject: Re: [PATCH 1/2] drm/i915: clear up wedged transitions
Date: Thu, 4 Sep 2014 08:03:26 +0200 [thread overview]
Message-ID: <CAKMK7uG955wD+oAm4UkUJPZFUMH=WyYdTxpOP8m_SgBDhEBsRw@mail.gmail.com> (raw)
In-Reply-To: <20140903202614.GD3171@nuc-i3427.alporthouse.com>
On Wed, Sep 3, 2014 at 10:26 PM, Chris Wilson <chris@chris-wilson.co.uk> wrote:
>> @@ -1385,7 +1372,7 @@ out:
>> /* If this -EIO is due to a gpu hang, give the reset code a
>> * chance to clean up the mess. Otherwise return the proper
>> * SIGBUS. */
>> - if (!atomic_read(&dev_priv->gpu_error.wedged))
>> + if (i915_terminally_wedged(&dev_priv->gpu_error))
>> return VM_FAULT_SIGBUS;
>
> (i915_gem_fault())
>
> This if() is backwards.
It should keep the logic mostly unchanged. But I guess returning
SIGBUS if the gpu died for real isn't too friendly?
-Daniel
--
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch
next prev parent reply other threads:[~2014-09-04 6:03 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-11-14 16:14 [PATCH 0/6] robustify reset transitions Daniel Vetter
2012-11-14 16:14 ` [PATCH 1/6] drm/i915: move dev_priv->mm out of line Daniel Vetter
2012-12-04 16:31 ` Damien Lespiau
2012-11-14 16:14 ` [PATCH 2/6] drm/i915: extract hangcheck/reset/error_state state into substruct Daniel Vetter
2012-12-04 17:20 ` Damien Lespiau
2012-11-14 16:14 ` [PATCH 3/6] drm/i915: move wedged to the other gpu error handling stuff Daniel Vetter
2012-12-04 17:24 ` Damien Lespiau
2012-11-14 16:14 ` [PATCH 4/6] drm/i915: fix reset handling in the throttle ioctl Daniel Vetter
2012-12-05 14:08 ` Damien Lespiau
2012-11-14 16:14 ` [PATCH 5/6] drm/i915: clear up wedged transitions Daniel Vetter
2012-11-14 16:14 ` [PATCH 6/6] drm/i915: create a race-free reset detection Daniel Vetter
2012-11-15 16:17 ` [PATCH 1/2] drm/i915: clear up wedged transitions Daniel Vetter
2012-11-15 16:17 ` [PATCH 2/2] drm/i915: create a race-free reset detection Daniel Vetter
2012-12-05 16:35 ` Damien Lespiau
2012-12-06 8:01 ` [PATCH] " Daniel Vetter
2012-12-06 15:23 ` [PATCH] drm/i915: clarify concurrent hang detect/gpu reset consistency Daniel Vetter
2013-01-18 20:48 ` [PATCH 2/2] drm/i915: create a race-free reset detection Daniel Vetter
2013-01-21 12:06 ` Damien Lespiau
2013-01-21 19:15 ` Daniel Vetter
2012-12-05 14:54 ` [PATCH 1/2] drm/i915: clear up wedged transitions Damien Lespiau
2012-12-05 16:38 ` Damien Lespiau
2012-12-05 17:14 ` Daniel Vetter
2014-09-03 20:26 ` Chris Wilson
2014-09-04 6:03 ` Daniel Vetter [this message]
2014-09-04 6:11 ` Chris Wilson
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