Commit c8ff26b8 authored by Matthew Brost's avatar Matthew Brost
Browse files

drm/xe: Only zap PTEs as needed 



If PTEs are already invalidated no need to invalidate again.

Signed-off-by: default avatarMatthew Brost <matthew.brost@intel.com>
Reviewed-by: default avatarHimal Prasad Ghimiray <himal.prasad.ghimiray@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240514232325.84508-1-matthew.brost@intel.com
parent b31cfb47

drivers/gpu/drm/xe/xe_pt.c

+2 −1
Original line number Diff line number Diff line
@@ -812,8 +812,9 @@ 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),