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From: Chris Wilson <chris@chris-wilson.co.uk>
To: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: Intel Graphics Development <intel-gfx@lists.freedesktop.org>,
	DRI Development <dri-devel@lists.freedesktop.org>
Subject: Re: [Intel-gfx] [PATCH 2/3] drm/i915: unpin backing storage in dmabuf_unmap
Date: Wed, 7 Aug 2013 10:29:59 +0100	[thread overview]
Message-ID: <20130807092959.GD10740@cantiga.alporthouse.com> (raw)
In-Reply-To: <1375866908-5000-3-git-send-email-daniel.vetter@ffwll.ch>

On Wed, Aug 07, 2013 at 11:15:07AM +0200, Daniel Vetter wrote:
> This fixes a WARN in i915_gem_free_object when the
> obj->pages_pin_count isn't 0.
> 
> Reported-by: Maarten Lankhorst <maarten.lankhorst@canonical.com>
> Cc: Maarten Lankhorst <maarten.lankhorst@canonical.com>
> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

Papers over the WARN with iffy locking. Not all callers hold
struct_mutex, right? Worse some do, some don't...

What's the long term plan here?
-Chris

-- 
Chris Wilson, Intel Open Source Technology Centre

  parent reply	other threads:[~2013-08-07  9:29 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-08-07  9:15 [PATCH 0/3] Small i915/exynos prime cleanup Daniel Vetter
2013-08-07  9:15 ` [PATCH 1/3] drm: use common drm_gem_dmabuf_release in i915/exynos drivers Daniel Vetter
2013-08-07  9:37   ` [Intel-gfx] " Chris Wilson
2013-08-07  9:40   ` Inki Dae
2013-08-07  9:55     ` Daniel Vetter
2013-08-07 10:18       ` Joonyoung Shim
2013-08-07 10:21         ` Daniel Vetter
2013-08-07 10:29           ` Joonyoung Shim
2013-08-07 12:01           ` Inki Dae
2013-08-07 12:07             ` Daniel Vetter
2013-08-07 12:37               ` Inki Dae
2013-08-07 23:21                 ` Daniel Vetter
2013-08-08  4:32                   ` Inki Dae
2013-08-08  4:39                     ` [PATCH 1/4] drm/exynos: explicit store base gem object in dma_buf->priv Inki Dae
2013-08-08  4:56                       ` Inki Dae
2013-08-08  6:58                         ` Daniel Vetter
2013-08-08  6:31                     ` [PATCH 1/3] drm: use common drm_gem_dmabuf_release in i915/exynos drivers Daniel Vetter
2013-08-07  9:15 ` [PATCH 2/3] drm/i915: unpin backing storage in dmabuf_unmap Daniel Vetter
2013-08-07  9:19   ` Daniel Vetter
2013-08-07  9:29   ` Chris Wilson [this message]
2013-08-07  9:49     ` [Intel-gfx] " Daniel Vetter
2013-08-07 10:09       ` [PATCH 1/2] " Daniel Vetter
2013-08-07 10:09         ` [PATCH 2/2] drm/i915: no interruptible locking for dma_buf->map Daniel Vetter
2013-08-07 10:30           ` Chris Wilson
2013-08-07 10:49             ` Daniel Vetter
2013-08-07 10:40         ` [PATCH 1/2] drm/i915: unpin backing storage in dmabuf_unmap Maarten Lankhorst
2013-08-08  0:50         ` Konrad Rzeszutek Wilk
2013-08-08  1:20           ` Chris Wilson
2013-08-07  9:15 ` [PATCH 3/3] drm/i915: explicit store base gem object in dma_buf->priv Daniel Vetter
2013-08-07  9:43   ` Chris Wilson

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