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From:   Yu-cheng Yu <yu-cheng.yu@intel.com>
To:     x86@kernel.org, "H. Peter Anvin" <hpa@zytor.com>,
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Cc:     Yu-cheng Yu <yu-cheng.yu@intel.com>,
        "Kirill A . Shutemov" <kirill.shutemov@linux.intel.com>,
        David Airlie <airlied@linux.ie>,
        Joonas Lahtinen <joonas.lahtinen@linux.intel.com>,
        Jani Nikula <jani.nikula@linux.intel.com>,
        Daniel Vetter <daniel@ffwll.ch>,
        Rodrigo Vivi <rodrigo.vivi@intel.com>,
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        Zhi Wang <zhi.a.wang@intel.com>
Subject: [PATCH v27 10/31] drm/i915/gvt: Change _PAGE_DIRTY to _PAGE_DIRTY_BITS
Date:   Fri, 21 May 2021 15:11:50 -0700
Message-Id: <20210521221211.29077-11-yu-cheng.yu@intel.com>
In-Reply-To: <20210521221211.29077-1-yu-cheng.yu@intel.com>
References: <20210521221211.29077-1-yu-cheng.yu@intel.com>
MIME-Version: 1.0
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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 <yu-cheng.yu@intel.com>
Reviewed-by: Kees Cook <keescook@chromium.org>
Reviewed-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Cc: David Airlie <airlied@linux.ie>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Cc: Jani Nikula <jani.nikula@linux.intel.com>
Cc: Daniel Vetter <daniel@ffwll.ch>
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Cc: Zhenyu Wang <zhenyuw@linux.intel.com>
Cc: Zhi Wang <zhi.a.wang@intel.com>
---
 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