diff --git a/drivers/gpu/drm/ttm/ttm_bo_vm.c b/drivers/gpu/drm/ttm/ttm_bo_vm.c
index 121f017ac7ca..8eba95b3c737 100644
--- a/drivers/gpu/drm/ttm/ttm_bo_vm.c
+++ b/drivers/gpu/drm/ttm/ttm_bo_vm.c
@@ -226,7 +226,9 @@ static int ttm_bo_vm_fault(struct vm_fault *vmf)
 	} else {
 		struct ttm_operation_ctx ctx = {
 			.interruptible = false,
-			.no_wait_gpu = false
+			.no_wait_gpu = false,
+			.flags = TTM_OPT_FLAG_FORCE_ALLOC
+
 		};
 
 		ttm = bo->ttm;
diff --git a/include/drm/ttm/ttm_bo_api.h b/include/drm/ttm/ttm_bo_api.h
index 872ff6c1d709..21426395820c 100644
--- a/include/drm/ttm/ttm_bo_api.h
+++ b/include/drm/ttm/ttm_bo_api.h
@@ -278,7 +278,9 @@ struct ttm_operation_ctx {
 };
 
 /* Allow eviction of reserved BOs */
-#define TTM_OPT_FLAG_ALLOW_RES_EVICT	0x1
+#define TTM_OPT_FLAG_ALLOW_RES_EVICT		0x1
+/* when serving page fault or suspend, allow alloc anyway */
+#define TTM_OPT_FLAG_FORCE_ALLOC		0x2
 
 /**
  * ttm_bo_reference - reference a struct ttm_buffer_object