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From: Tomi Valkeinen <tomi.valkeinen@ti.com>
To: Daniel Vetter <daniel.vetter@ffwll.ch>,
	DRI Development <dri-devel@lists.freedesktop.org>
Cc: Daniel Vetter <daniel.vetter@intel.com>,
	Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Subject: Re: [PATCH 02/13] drm/omapdrm: Use unlocked gem unreferencing
Date: Mon, 18 Apr 2016 19:15:04 +0300	[thread overview]
Message-ID: <57150808.5080508@ti.com> (raw)
In-Reply-To: <1459330852-27668-3-git-send-email-daniel.vetter@ffwll.ch>


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On 30/03/16 12:40, Daniel Vetter wrote:
> For drm_gem_object_unreference callers are required to hold
> dev->struct_mutex, which these paths don't. Enforcing this requirement
> has become a bit more strict with
> 
> commit ef4c6270bf2867e2f8032e9614d1a8cfc6c71663
> Author: Daniel Vetter <daniel.vetter@ffwll.ch>
> Date:   Thu Oct 15 09:36:25 2015 +0200
> 
>     drm/gem: Check locking in drm_gem_object_unreference
> 
> Cc: Tomi Valkeinen <tomi.valkeinen@ti.com>
> Cc: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
> Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
> ---
>  drivers/gpu/drm/omapdrm/omap_fbdev.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/omapdrm/omap_fbdev.c b/drivers/gpu/drm/omapdrm/omap_fbdev.c
> index 3cb16f0cf381..89da41ac64d2 100644
> --- a/drivers/gpu/drm/omapdrm/omap_fbdev.c
> +++ b/drivers/gpu/drm/omapdrm/omap_fbdev.c
> @@ -153,7 +153,7 @@ static int omap_fbdev_create(struct drm_fb_helper *helper,
>  		/* note: if fb creation failed, we can't rely on fb destroy
>  		 * to unref the bo:
>  		 */
> -		drm_gem_object_unreference(fbdev->bo);
> +		drm_gem_object_unreference_unlocked(fbdev->bo);
>  		ret = PTR_ERR(fb);
>  		goto fail;
>  	}
> 

If this is already queued somewhere:

Acked-by: Tomi Valkeinen <tomi.valkeinen@ti.com>

If not, I can pick this up.

 Tomi


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  reply	other threads:[~2016-04-18 16:15 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-03-30  9:40 [PATCH 00/13] Gem cleanup&fixes resend, once more Daniel Vetter
2016-03-30  9:40 ` [PATCH 01/13] drm/nouveau: Use unlocked gem unreferencing Daniel Vetter
2016-03-30  9:40 ` [PATCH 02/13] drm/omapdrm: " Daniel Vetter
2016-04-18 16:15   ` Tomi Valkeinen [this message]
2016-04-20 10:55     ` Daniel Vetter
2016-04-20 13:52   ` Laurent Pinchart
2016-03-30  9:40 ` [PATCH 03/13] drm/qxl: " Daniel Vetter
2016-03-30  9:40 ` [PATCH 04/13] drm/udl: " Daniel Vetter
2016-03-30 10:55   ` poma
2016-03-30  9:40 ` [PATCH 05/13] drm/nouveau: Drop dev->struct_mutex from fbdev init Daniel Vetter
2016-03-30  9:40 ` [PATCH 06/13] drm/exynos: Drop dev->struct_mutex from mmap offset function Daniel Vetter
2016-03-30  9:40 ` [PATCH 07/13] drm/exynos: drop struct_mutex from exynos_gem_map_sgt_with_dma Daniel Vetter
2016-03-30 10:23   ` Emil Velikov
2016-03-30  9:40 ` [PATCH 08/13] drm/exynos: drop struct_mutex from exynos_drm_gem_get_ioctl Daniel Vetter
2016-03-30  9:40 ` [PATCH 09/13] drm/exynos: drop struct_mutex from fbdev setup Daniel Vetter
2016-03-30  9:40 ` [PATCH 10/13] drm/vgem: Simplify dum_map Daniel Vetter
2016-03-30 10:29   ` Emil Velikov
2016-03-30 10:31     ` Daniel Stone
2016-03-30  9:40 ` [PATCH 11/13] drm/vgem: Move get_pages to gem_create Daniel Vetter
2016-03-30  9:40 ` [PATCH 12/13] drm/vgem: Drop dev->struct_mutex Daniel Vetter
2016-03-30  9:40 ` [PATCH 13/13] drm/vma_manage: Drop has_offset Daniel Vetter

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