[PATCH] drm/xe: Do not kill VM in PT code on -ENODATA

[Matthew Brost]

No need kill on -ENODATA as is this non-fatal error can occur when MMU
notifiers race with prefetches.

Fixes: 09ba0a8f06cd ("drm/xe/svm: Implement prefetch support for SVM ranges")
Cc: stable at vger.kernel.org
Signed-off-by: Matthew Brost <matthew.brost at intel.com>
---
 drivers/gpu/drm/xe/xe_pt.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/xe/xe_pt.c b/drivers/gpu/drm/xe/xe_pt.c
index f39d5cc9f411..971e55fd0061 100644
--- a/drivers/gpu/drm/xe/xe_pt.c
+++ b/drivers/gpu/drm/xe/xe_pt.c
@@ -2524,7 +2524,7 @@ xe_pt_update_ops_run(struct xe_tile *tile, struct xe_vma_ops *vops)
 	kfree(mfence);
 	kfree(ifence);
 kill_vm_tile1:
-	if (err != -EAGAIN && tile->id)
+	if (err != -EAGAIN && err != -ENODATA && tile->id)
 		xe_vm_kill(vops->vm, false);
 
 	return ERR_PTR(err);
-- 
2.34.1