FrozenGene commented on a change in pull request #6137:
URL: https://github.com/apache/tvm/pull/6137#discussion_r591457345



##########
File path: python/tvm/relay/op/strategy/x86.py
##########
@@ -175,21 +175,10 @@ def conv2d_strategy_cpu(attrs, inputs, out_type, target):
     else:  # group_conv2d
         if layout == "NCHW":
             assert kernel_layout == "OIHW"
-            if not is_auto_scheduler_enabled():
-                logger.warning("group_conv2d is not optimized for x86 with 
autotvm.")
-            strategy.add_implementation(
-                wrap_compute_conv2d(topi.nn.group_conv2d_nchw, 
has_groups=True),
-                wrap_topi_schedule(topi.generic.schedule_group_conv2d_nchw),
-                name="group_conv2d_nchw.generic",
-            )

Review comment:
       `if not is_auto_scheduler_enabled()`: ... We prefer auto scheduler be 
the default stragegy.




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