Index: head/sys/dev/drm2/drm_bufs.c
===================================================================
--- head/sys/dev/drm2/drm_bufs.c
+++ head/sys/dev/drm2/drm_bufs.c
@@ -1635,14 +1635,12 @@
 				goto done;
 			}
 			retcode = vm_mmap(&vms->vm_map, &virtual, map->size,
-			    VM_PROT_READ | VM_PROT_WRITE, VM_PROT_ALL,
-			    MAP_SHARED | MAP_NOSYNC, OBJT_DEVICE,
-			    file_priv->minor->device, token);
+			    VM_PROT_RW, VM_PROT_RW, MAP_SHARED | MAP_NOSYNC,
+			    OBJT_DEVICE, file_priv->minor->device, token);
 		} else {
 			retcode = vm_mmap(&vms->vm_map, &virtual, dma->byte_count,
-			    VM_PROT_READ | VM_PROT_WRITE, VM_PROT_ALL,
-			    MAP_SHARED | MAP_NOSYNC, OBJT_DEVICE,
-			    file_priv->minor->device, 0);
+			    VM_PROT_RW, VM_PROT_RW, MAP_SHARED | MAP_NOSYNC,
+			    OBJT_DEVICE, file_priv->minor->device, 0);
 		}
 		if (retcode) {
 			/* Real error */