# \[RFC PATCH v3 11/24\] drm/i915/gvt: Update \_PAGE\_DIRTY to \_PAGE\_DIRTY\_BITS

- From: Yu-cheng Yu \<hidden\>
- Date: 2018-08-30 14:47:28 
- List: linux-doc
- Page: https://ratatoskr.run/linux-doc/2018/08/5367681
- Thread: https://ratatoskr.run/linux-doc/2018/08/5367691/t.md

```text
Update _PAGE_DIRTY to _PAGE_DIRTY_BITS in split_2MB_gtt_entry().

In order to support Control Flow Enforcement (CET), _PAGE_DIRTY
is now _PAGE_DIRTY_HW or _PAGE_DIRTY_SW.

Signed-off-by: Yu-cheng Yu <redacted>
---
 drivers/gpu/drm/i915/gvt/gtt.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/gvt/gtt.c b/drivers/gpu/drm/i915/gvt/gtt.c
index 00aad8164dec..2d6ba1462dd8 100644
--- a/drivers/gpu/drm/i915/gvt/gtt.c
+++ b/drivers/gpu/drm/i915/gvt/gtt.c
@@ -1170,7 +1170,7 @@ static int split_2MB_gtt_entry(struct intel_vgpu *vgpu,
 	}
 
 	/* Clear dirty field. */
-	se->val64 &= ~_PAGE_DIRTY;
+	se->val64 &= ~_PAGE_DIRTY_BITS;
 
 	ops->clear_pse(se);
 	ops->clear_ips(se);
-- 
2.17.1

```