Re: [PATCH v2] drm/gem-cma-helper: Change the level of the allocation failure message

[Boris Brezillon <boris.brezillon@free-electrons.com>]

On Thu,  5 Oct 2017 13:29:17 +0200
Boris Brezillon <boris.brezillon@free-electrons.com> wrote:

> drm_gem_cma_create() prints an error message when dma_alloc_wc() fails to
> allocate the amount of memory we requested. This can lead to annoying
> error messages when CMA is only one possible source of memory for the BO
> allocation. Turn this error message into a debug one.

Applied to drm-misc-next.

> 
> Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>
> Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
> Reviewed-by: Eric Engestrom <eric.engestrom@imgtec.com>
> ---
> Changes in v2:
> - Remove __must_check attribute
> ---
>  drivers/gpu/drm/drm_gem_cma_helper.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/drm_gem_cma_helper.c b/drivers/gpu/drm/drm_gem_cma_helper.c
> index 373e33f22be4..020e7668dfab 100644
> --- a/drivers/gpu/drm/drm_gem_cma_helper.c
> +++ b/drivers/gpu/drm/drm_gem_cma_helper.c
> @@ -112,7 +112,7 @@ struct drm_gem_cma_object *drm_gem_cma_create(struct drm_device *drm,
>  	cma_obj->vaddr = dma_alloc_wc(drm->dev, size, &cma_obj->paddr,
>  				      GFP_KERNEL | __GFP_NOWARN);
>  	if (!cma_obj->vaddr) {
> -		dev_err(drm->dev, "failed to allocate buffer with size %zu\n",
> +		dev_dbg(drm->dev, "failed to allocate buffer with size %zu\n",
>  			size);
>  		ret = -ENOMEM;
>  		goto error;

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