---

yaml --- r: 282733 b: refs/heads/master c: 36d7c53 h: refs/heads/master i: 282731: c5df1bc v: v3
git-mirror · Jan 6, 2012 · 70e3d43 · 70e3d43
1 parent e769808
commit 70e3d43
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Showing 2 changed files with 6 additions and 3 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 3000bf393302a8c786e9ebfc778050cb0d6226c4
+refs/heads/master: 36d7c537c3082a492ff851fb0da40ae3d7c5565d
diff --git a/trunk/drivers/gpu/drm/ttm/ttm_page_alloc_dma.c b/trunk/drivers/gpu/drm/ttm/ttm_page_alloc_dma.c
@@ -384,7 +384,9 @@ static void ttm_dma_pages_put(struct dma_pool *pool, struct list_head *d_pages,
 {
 	struct dma_page *d_page, *tmp;
 
-	if (npages && set_pages_array_wb(pages, npages))
+	/* Don't set WB on WB page pool. */
+	if (npages && !(pool->type & IS_CACHED) &&
+	    set_pages_array_wb(pages, npages))
 		pr_err(TTM_PFX "%s: Failed to set %d pages to wb!\n",
 			pool->dev_name, npages);
 
@@ -396,7 +398,8 @@ static void ttm_dma_pages_put(struct dma_pool *pool, struct list_head *d_pages,
 
 static void ttm_dma_page_put(struct dma_pool *pool, struct dma_page *d_page)
 {
-	if (set_pages_array_wb(&d_page->p, 1))
+	/* Don't set WB on WB page pool. */
+	if (!(pool->type & IS_CACHED) && set_pages_array_wb(&d_page->p, 1))
 		pr_err(TTM_PFX "%s: Failed to set %d pages to wb!\n",
 			pool->dev_name, 1);