Re: [PATCH] drm/shmem-helper: Only dma-buf imports are private obj

From: Thomas Zimmermann <tzimmermann@suse.de>
To: Daniel Vetter <daniel.vetter@ffwll.ch>,
	DRI Development <dri-devel@lists.freedesktop.org>
Cc: Intel Graphics Development <intel-gfx@lists.freedesktop.org>,
	Boris Brezillon <boris.brezillon@collabora.com>,
	Gerd Hoffmann <kraxel@redhat.com>,
	Daniel Vetter <daniel.vetter@intel.com>
Subject: Re: [PATCH] drm/shmem-helper: Only dma-buf imports are private obj
Date: Tue, 16 Jun 2020 14:06:24 +0200	[thread overview]
Message-ID: <8c125158-fe7c-29a9-d9a8-9e6b418b6dd5@suse.de> (raw)
In-Reply-To: <20200616114723.2363268-1-daniel.vetter@ffwll.ch>


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Hi

Am 16.06.20 um 13:47 schrieb Daniel Vetter:
> I broke that in my refactoring:
> 
> commit 7d2cd72a9aa3df3604cafd169a2d4a525afb68ca
> Author: Daniel Vetter <daniel.vetter@ffwll.ch>
> Date:   Fri May 29 16:05:42 2020 +0200
> 
>     drm/shmem-helpers: Simplify dma-buf importing
> 
> I'm not entirely sure of the history here, but I suspect that in one
> of the rebases or when applying the patch I moved the hunk from
> drm_gem_shmem_prime_import_sg_table(), where it should be, to
> drm_gem_shmem_create_with_handle(), which is totally wrong.
> 
> Remedy this.
> 
> Thanks for Thomas for the crucual hint in debugging this.
> 
> Reported-by: Thomas Zimmermann <tzimmermann@suse.de>
> Fixes: 7d2cd72a9aa3 ("drm/shmem-helpers: Simplify dma-buf importing")
> Cc: Boris Brezillon <boris.brezillon@collabora.com>
> Cc: Thomas Zimmermann <tzimmermann@suse.de>
> Cc: Gerd Hoffmann <kraxel@redhat.com>
> Cc: Rob Herring <robh@kernel.org>
> Cc: Noralf Trønnes <noralf@tronnes.org>
> Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>

Tested-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Thomas Zimmermann <tzimmermann@suse.de>

> ---
>  drivers/gpu/drm/drm_gem_shmem_helper.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/gpu/drm/drm_gem_shmem_helper.c b/drivers/gpu/drm/drm_gem_shmem_helper.c
> index 0a7e3b664bc2..837e0840990c 100644
> --- a/drivers/gpu/drm/drm_gem_shmem_helper.c
> +++ b/drivers/gpu/drm/drm_gem_shmem_helper.c
> @@ -377,7 +377,7 @@ drm_gem_shmem_create_with_handle(struct drm_file *file_priv,
>  	struct drm_gem_shmem_object *shmem;
>  	int ret;
>  
> -	shmem = __drm_gem_shmem_create(dev, size, true);
> +	shmem = drm_gem_shmem_create(dev, size);
>  	if (IS_ERR(shmem))
>  		return shmem;
>  
> @@ -730,7 +730,7 @@ drm_gem_shmem_prime_import_sg_table(struct drm_device *dev,
>  	size_t size = PAGE_ALIGN(attach->dmabuf->size);
>  	struct drm_gem_shmem_object *shmem;
>  
> -	shmem = drm_gem_shmem_create(dev, size);
> +	shmem = __drm_gem_shmem_create(dev, size, true);
>  	if (IS_ERR(shmem))
>  		return ERR_CAST(shmem);
>  
> 

-- 
Thomas Zimmermann
Graphics Driver Developer
SUSE Software Solutions Germany GmbH
Maxfeldstr. 5, 90409 Nürnberg, Germany
(HRB 36809, AG Nürnberg)
Geschäftsführer: Felix Imendörffer


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