diff options
| -rw-r--r-- | drivers/gpu/drm/drm_gem.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/drm_gem.c b/drivers/gpu/drm/drm_gem.c index b3939de..9da5814 100644 --- a/drivers/gpu/drm/drm_gem.c +++ b/drivers/gpu/drm/drm_gem.c @@ -516,7 +516,9 @@ int drm_gem_mmap(struct file *filp, struct vm_area_struct *vma) vma->vm_private_data = map->handle; /* FIXME: use pgprot_writecombine when available */ prot = pgprot_val(vma->vm_page_prot); +#ifdef CONFIG_X86 prot |= _PAGE_CACHE_WC; +#endif vma->vm_page_prot = __pgprot(prot); vma->vm_file = filp; /* Needed for drm_vm_open() */ |