# \[PATCH v27 10/31\] drm/i915/gvt: Change \_PAGE\_DIRTY to \_PAGE\_DIRTY\_BITS

- From: Yu-cheng Yu \<hidden\>
- Date: 2021-05-21 22:13:53 
- List: linux-doc
- Page: https://ratatoskr.run/linux-doc/2021/05/1388113
- Thread: https://ratatoskr.run/linux-doc/2021/05/1388103/t.md

```text
After the introduction of _PAGE_COW, a modified page's PTE can have either
_PAGE_DIRTY or _PAGE_COW.  Change _PAGE_DIRTY to _PAGE_DIRTY_BITS.

Signed-off-by: Yu-cheng Yu <redacted>
Reviewed-by: Kees Cook <redacted>
Reviewed-by: Kirill A. Shutemov <redacted>
Cc: David Airlie <redacted>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Cc: Jani Nikula <jani.nikula@linux.intel.com>
Cc: Daniel Vetter <redacted>
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Cc: Zhenyu Wang <redacted>
Cc: Zhi Wang <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 9478c132d7b6..a6caf159da8f 100644
--- a/drivers/gpu/drm/i915/gvt/gtt.c
+++ b/drivers/gpu/drm/i915/gvt/gtt.c
@@ -1210,7 +1210,7 @@ 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);
-- 
2.21.0

```