fix

colossalai/shardformer/layer/attn.py

@@ -118,7 +118,7 @@ class ColoAttention:
             )
 
         if size >= MEMORY_BOUND:
-            FlashAttentionDaoLoader().load()
+            flash_kernel = FlashAttentionDaoLoader().load()
         # lazy load
         if isinstance(ColoAttention._kernel_dispatch_map[dtype][mask_type], KernelLoader):
             ColoAttention._kernel_dispatch_map[dtype][mask_type] = ColoAttention._kernel_dispatch_map[dtype][
@@ -126,7 +126,7 @@ class ColoAttention:
             ].load()
 
         if size >= MEMORY_BOUND and mask_type in (AttnMaskType.PADDED_CAUSAL, AttnMaskType.CAUSAL):
-            return FlashAttentionDaoLoader()
+            return flash_kernel
         else:
             return ColoAttention._kernel_dispatch_map[dtype][mask_type]