[PATCH] drm/amdkfd: replace err by dbg print at svm vram migration

[Felix Kuehling]

Am 2022-02-11 um 14:45 schrieb Alex Sierra:
> Avoid spam the kernel log on application memory allocation failures.
> __func__ argument was also removed from dev_fmt macro due to
> parameter conflicts with dynamic_dev_dbg.
>
> Signed-off-by: Alex Sierra <alex.sierra at amd.com>
> Reviewed-by: Philip Yang <Philip.Yang at amd.com>
> ---
>   drivers/gpu/drm/amd/amdkfd/kfd_migrate.c | 17 +++++++++--------
>   1 file changed, 9 insertions(+), 8 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_migrate.c b/drivers/gpu/drm/amd/amdkfd/kfd_migrate.c
> index 88db82b3d443..8ce0b169b976 100644
> --- a/drivers/gpu/drm/amd/amdkfd/kfd_migrate.c
> +++ b/drivers/gpu/drm/amd/amdkfd/kfd_migrate.c
> @@ -36,7 +36,7 @@
>   #ifdef dev_fmt
>   #undef dev_fmt
>   #endif
> -#define dev_fmt(fmt) "kfd_migrate: %s: " fmt, __func__
> +#define dev_fmt(fmt) "kfd_migrate: " fmt
>   
>   static uint64_t
>   svm_migrate_direct_mapping_addr(struct amdgpu_device *adev, uint64_t addr)
> @@ -312,7 +312,7 @@ svm_migrate_copy_to_vram(struct amdgpu_device *adev, struct svm_range *prange,
>   
>   	r = svm_range_vram_node_new(adev, prange, true);
>   	if (r) {
> -		dev_err(adev->dev, "fail %d to alloc vram\n", r);
> +		dev_dbg(adev->dev, "fail %d dma_map_page\n", r);

This is still the wrong message (s/dma_map_page/to alloc vram/). Other 
than that, the patch is

Reviewed-by: Felix Kuehling <Felix.Kuehling at amd.com>


>   		goto out;
>   	}
>   
> @@ -332,7 +332,8 @@ svm_migrate_copy_to_vram(struct amdgpu_device *adev, struct svm_range *prange,
>   					      DMA_TO_DEVICE);
>   			r = dma_mapping_error(dev, src[i]);
>   			if (r) {
> -				dev_err(adev->dev, "fail %d dma_map_page\n", r);
> +				dev_err(adev->dev, "%s: fail %d dma_map_page\n",
> +					__func__, r);
>   				goto out_free_vram_pages;
>   			}
>   		} else {
> @@ -433,8 +434,8 @@ svm_migrate_vma_to_vram(struct amdgpu_device *adev, struct svm_range *prange,
>   
>   	r = migrate_vma_setup(&migrate);
>   	if (r) {
> -		dev_err(adev->dev, "vma setup fail %d range [0x%lx 0x%lx]\n", r,
> -			prange->start, prange->last);
> +		dev_err(adev->dev, "%s: vma setup fail %d range [0x%lx 0x%lx]\n",
> +			__func__, r, prange->start, prange->last);
>   		goto out_free;
>   	}
>   
> @@ -612,7 +613,7 @@ svm_migrate_copy_to_ram(struct amdgpu_device *adev, struct svm_range *prange,
>   		dst[i] = dma_map_page(dev, dpage, 0, PAGE_SIZE, DMA_FROM_DEVICE);
>   		r = dma_mapping_error(dev, dst[i]);
>   		if (r) {
> -			dev_err(adev->dev, "fail %d dma_map_page\n", r);
> +			dev_err(adev->dev, "%s: fail %d dma_map_page\n", __func__, r);
>   			goto out_oom;
>   		}
>   
> @@ -673,8 +674,8 @@ svm_migrate_vma_to_ram(struct amdgpu_device *adev, struct svm_range *prange,
>   
>   	r = migrate_vma_setup(&migrate);
>   	if (r) {
> -		dev_err(adev->dev, "vma setup fail %d range [0x%lx 0x%lx]\n", r,
> -			prange->start, prange->last);
> +		dev_err(adev->dev, "%s: vma setup fail %d range [0x%lx 0x%lx]\n",
> +			__func__, r, prange->start, prange->last);
>   		goto out_free;
>   	}
>