[PATCH v2 04/11] drm/shmem: drop VM_IO
Steven Price
steven.price at arm.com
Mon Sep 23 13:32:55 UTC 2019
On 17/09/2019 10:23, Gerd Hoffmann wrote:
> VM_IO is wrong here, shmem uses normal ram not io memory.
>
> Signed-off-by: Gerd Hoffmann <kraxel at redhat.com>
Reviewed-by: Steven Price <steven.price at arm.com>
> ---
> drivers/gpu/drm/drm_gem_shmem_helper.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/drm_gem_shmem_helper.c b/drivers/gpu/drm/drm_gem_shmem_helper.c
> index 6efedab15016..3bc69b1ffa7d 100644
> --- a/drivers/gpu/drm/drm_gem_shmem_helper.c
> +++ b/drivers/gpu/drm/drm_gem_shmem_helper.c
> @@ -536,7 +536,7 @@ int drm_gem_shmem_mmap(struct drm_gem_object *obj, struct vm_area_struct *vma)
> return ret;
> }
>
> - vma->vm_flags |= VM_IO | VM_MIXEDMAP | VM_DONTEXPAND;
> + vma->vm_flags |= VM_MIXEDMAP | VM_DONTEXPAND;
> vma->vm_page_prot = pgprot_writecombine(vm_get_page_prot(vma->vm_flags));
> vma->vm_page_prot = pgprot_decrypted(vma->vm_page_prot);
> vma->vm_ops = &drm_gem_shmem_vm_ops;
>
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