sna: Only retire for the VMA search if there are cached VMA

If there are no VMA that might become inactive, there is no point
scanning the inactive lists if we are searching for VMA.

This prevents the regression in firefox-fishbowl whilst maintaining most
of the improvement with PutComposite.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>

1 files changed, 1 insertions, 1 deletions

diff --git a/src/sna/kgem.c b/src/sna/kgem.c
index 3033f5f7..e05bb6cf 100644
--- a/src/sna/kgem.c
+++ b/src/sna/kgem.c
@@ -1747,7 +1747,7 @@ struct kgem_bo *kgem_create_2d(struct kgem *kgem,
 				assert(bo->domain != DOMAIN_GPU && !kgem_busy(kgem, bo->handle));
 				return kgem_bo_reference(bo);
 			}
-		} while (kgem_retire(kgem));
+		} while (!list_is_empty(&kgem->vma_cache) && kgem_retire(kgem));
 
 		goto skip_active_search;
 	}