[ 3.8.y.z extended stable ] Patch "drm/ast: invalidate page tables when pinning a BO" has been added to staging queue

[Kamal Mostafa]

This is a note to let you know that I have just added a patch titled

    drm/ast: invalidate page tables when pinning a BO

to the linux-3.8.y-queue branch of the 3.8.y.z extended stable tree 
which can be found at:

 http://kernel.ubuntu.com/git?p=ubuntu/linux.git;a=shortlog;h=refs/heads/linux-3.8.y-queue

This patch is scheduled to be released in version 3.8.13.7.

If you, or anyone else, feels it should not be added to this tree, please 
reply to this email.

For more information about the 3.8.y.z tree, see
https://wiki.ubuntu.com/Kernel/Dev/ExtendedStable

Thanks.
-Kamal

------

>From fdb12a0aab0f0b6b8bee85800c01546df48b711a Mon Sep 17 00:00:00 2001
From: Dave Airlie <airlied at redhat.com>
Date: Wed, 7 Aug 2013 10:01:56 +1000
Subject: drm/ast: invalidate page tables when pinning a BO

commit 3ac65259328324de323dc006b52ff7c1a5b18d19 upstream.

same fix as cirrus and mgag200.

Signed-off-by: Dave Airlie <airlied at redhat.com>
Signed-off-by: Kamal Mostafa <kamal at canonical.com>
---
 drivers/gpu/drm/ast/ast_ttm.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/ast/ast_ttm.c b/drivers/gpu/drm/ast/ast_ttm.c
index 09da339..d5902e2 100644
--- a/drivers/gpu/drm/ast/ast_ttm.c
+++ b/drivers/gpu/drm/ast/ast_ttm.c
@@ -348,6 +348,7 @@ int ast_bo_create(struct drm_device *dev, int size, int align,

 	astbo->gem.driver_private = NULL;
 	astbo->bo.bdev = &ast->ttm.bdev;
+	astbo->bo.bdev->dev_mapping = dev->dev_mapping;

 	ast_ttm_placement(astbo, TTM_PL_FLAG_VRAM | TTM_PL_FLAG_SYSTEM);

--
1.8.1.2