From 656c3a3737180d507bec352d56fbd9ef8b8a4feb Mon Sep 17 00:00:00 2001 From: Dave Airlie Date: Tue, 19 Dec 2006 18:27:20 +1100 Subject: [PATCH] [SPARC]: Respect vm_page_prot in io_remap_page_range(). Make sure the callers do a pgprot_noncached() on vma->vm_page_prot. Pointed out by Hugh Dickens. Signed-off-by: David S. Miller --- linux-core/drm_vm.c | 1 + 1 file changed, 1 insertion(+) diff --git a/linux-core/drm_vm.c b/linux-core/drm_vm.c index 4f6a20eb..a65fbc73 100644 --- a/linux-core/drm_vm.c +++ b/linux-core/drm_vm.c @@ -829,6 +829,7 @@ int drm_mmap(struct file *filp, struct vm_area_struct *vma) vma->vm_flags |= VM_IO; /* not in core dump */ vma->vm_page_prot = drm_io_prot(map->type, vma); #ifdef __sparc__ + vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot); if (io_remap_pfn_range(vma, vma->vm_start, (map->offset + offset) >>PAGE_SHIFT, vma->vm_end - vma->vm_start, -- 2.11.0