[RFC PATCH 3/7] drm/ttm: TTM fault handler helpers
willy at infradead.org
Fri Sep 13 15:18:03 UTC 2019
On Fri, Sep 13, 2019 at 11:32:09AM +0200, Thomas Hellström (VMware) wrote:
> +vm_fault_t ttm_bo_vm_fault_reserved(struct vm_fault *vmf,
> + pgprot_t prot,
> + pgoff_t num_prefault)
> + struct vm_area_struct *vma = vmf->vma;
> + struct vm_area_struct cvma = *vma;
> + struct ttm_buffer_object *bo = (struct ttm_buffer_object *)
> + vma->vm_private_data;
It's a void *. There's no need to cast it.
struct ttm_buffer_object *bo = vma->vm_private_data;
conveys exactly the same information to both the reader and the compiler,
except it's all on one line instead of split over two.
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