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* [PATCH] drm/xe: Only zap PTEs as needed
@ 2024-05-14 23:23 Matthew Brost
  2024-05-14 23:28 ` ✓ CI.Patch_applied: success for " Patchwork
                   ` (8 more replies)
  0 siblings, 9 replies; 10+ messages in thread
From: Matthew Brost @ 2024-05-14 23:23 UTC (permalink / raw)
  To: intel-xe; +Cc: Matthew Brost

If PTEs are already invalidated no need to invalidate again.

Signed-off-by: Matthew Brost <matthew.brost@intel.com>
---
 drivers/gpu/drm/xe/xe_pt.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/xe/xe_pt.c b/drivers/gpu/drm/xe/xe_pt.c
index 7f792b7feb06..d8817673c097 100644
--- a/drivers/gpu/drm/xe/xe_pt.c
+++ b/drivers/gpu/drm/xe/xe_pt.c
@@ -815,8 +815,9 @@ bool xe_pt_zap_ptes(struct xe_tile *tile, struct xe_vma *vma)
 		.tile = tile,
 	};
 	struct xe_pt *pt = xe_vma_vm(vma)->pt_root[tile->id];
+	u8 pt_mask = (vma->tile_present & ~vma->tile_invalidated);
 
-	if (!(vma->tile_present & BIT(tile->id)))
+	if (!(pt_mask & BIT(tile->id)))
 		return false;
 
 	(void)xe_pt_walk_shared(&pt->base, pt->level, xe_vma_start(vma),
-- 
2.34.1


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Thread overview: 10+ messages (download: mbox.gz follow: Atom feed
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2024-05-14 23:23 [PATCH] drm/xe: Only zap PTEs as needed Matthew Brost
2024-05-14 23:28 ` ✓ CI.Patch_applied: success for " Patchwork
2024-05-14 23:28 ` ✓ CI.checkpatch: " Patchwork
2024-05-14 23:29 ` ✓ CI.KUnit: " Patchwork
2024-05-14 23:41 ` ✓ CI.Build: " Patchwork
2024-05-14 23:44 ` ✓ CI.Hooks: " Patchwork
2024-05-14 23:45 ` ✓ CI.checksparse: " Patchwork
2024-05-15  0:07 ` ✓ CI.BAT: " Patchwork
2024-05-15  1:04 ` ✗ CI.FULL: failure " Patchwork
2024-05-15  6:53 ` [PATCH] " Ghimiray, Himal Prasad

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