[Intel-xe] [PATCH 07/30] drm/xe: Only try to lock external BOs in VM bind

Matthew Brost matthew.brost at intel.com
Mon May 1 07:50:51 UTC 2023


Not needed and causes some issues with bulk LRU moves.

Signed-off-by: Matthew Brost <mattthew.brost at intel.com>
---
 drivers/gpu/drm/xe/xe_vm.c | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/xe/xe_vm.c b/drivers/gpu/drm/xe/xe_vm.c
index 272f0f7f24fe..6c427ff92c44 100644
--- a/drivers/gpu/drm/xe/xe_vm.c
+++ b/drivers/gpu/drm/xe/xe_vm.c
@@ -2064,9 +2064,11 @@ static int vm_bind_ioctl(struct xe_vm *vm, struct xe_vma *vma,
 		 */
 		xe_bo_get(vbo);
 
-		tv_bo.bo = &vbo->ttm;
-		tv_bo.num_shared = 1;
-		list_add(&tv_bo.head, &objs);
+		if (!vbo->vm) {
+			tv_bo.bo = &vbo->ttm;
+			tv_bo.num_shared = 1;
+			list_add(&tv_bo.head, &objs);
+		}
 	}
 
 again:
-- 
2.34.1



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