From 2a618e5a7f6d26fe85e7d931d0ef08d9f18b1b7c Mon Sep 17 00:00:00 2001
From: Thomas Hellstrom <thomas-at-tungstengraphics-dot-com>
Date: Wed, 12 Mar 2008 10:36:40 +0100
Subject: [PATCH] Bug # 14712 Disable page saving for GPU read-only TTMs.

---
 linux-core/drm_ttm.c | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/linux-core/drm_ttm.c b/linux-core/drm_ttm.c
index cc80b13..e991254 100644
--- a/linux-core/drm_ttm.c
+++ b/linux-core/drm_ttm.c
@@ -299,13 +299,13 @@ int drm_ttm_populate(struct drm_ttm *ttm)
 		return 0;
 
 	be = ttm->be;
-	if (ttm->page_flags & DRM_TTM_PAGE_WRITE) {
-		for (i = 0; i < ttm->num_pages; ++i) {
-			page = drm_ttm_get_page(ttm, i);
-			if (!page)
-				return -ENOMEM;
-		}
+
+	for (i = 0; i < ttm->num_pages; ++i) {
+		page = drm_ttm_get_page(ttm, i);
+		if (!page)
+			return -ENOMEM;
 	}
+
 	be->func->populate(be, ttm->num_pages, ttm->pages, ttm->dummy_read_page);
 	ttm->state = ttm_unbound;
 	return 0;
-- 
2.7.4