On Sat, 2022-03-12 at 07:26 -0800, Harshit Mogalapalli wrote:
> kvcalloc is same as kvmalloc_array + __GFP_ZERO.
[]
> diff --git a/drivers/gpu/drm/v3d/v3d_gem.c b/drivers/gpu/drm/v3d/v3d_gem.c
[]
> @@ -308,9 +308,8 @@ v3d_lookup_bos(struct drm_device *dev,
> return -EINVAL;
> }
>
> - job->bo = kvmalloc_array(job->bo_count,
> - sizeof(struct drm_gem_cma_object *),
> - GFP_KERNEL | __GFP_ZERO);
> + job->bo = kvcalloc(job->bo_count, sizeof(struct drm_gem_cma_object *),
> + GFP_KERNEL);
> if (!job->bo) {
> DRM_DEBUG("Failed to allocate validated BO pointers\n");
> return -ENOMEM;
trivia:
The DRM_DEBUG could also be removed as the the alloc will do a
a dump_stack on failure.
