fix(dnn/naive): fix midout for pooling

GitOrigin-RevId: 4edd99f3ecb3f96275fcd139076d63181487e8ed

dnn/src/naive/pooling/opr_impl.cpp

@@ -370,14 +370,13 @@ void pooling_backward_max_impl(const ctype* __restrict src,
     }
 }
 
-}  // anonymous namespace
+}  // namespace
 
 namespace megdnn {
 namespace naive {
 
 void PoolingForwardImpl::exec(_megdnn_tensor_in src, _megdnn_tensor_out dst,
                               _megdnn_workspace workspace) {
-    MIDOUT_BEGIN(megdnn_naive_pooling) {
     check_exec(src.layout, dst.layout, workspace.size);
     size_t c_pos, spatial_pos, batch_pos = 0;
     if (param().format == Param::Format::NCHW ||
@@ -424,11 +423,14 @@ void PoolingForwardImpl::exec(_megdnn_tensor_in src, _megdnn_tensor_out dst,
     size_t FH = param().window_h, FW = param().window_w;
     size_t SH = param().stride_h, SW = param().stride_w;
 #define DISPATCH_WITH_POOLER_AND_IDX_GETTER(Pooler, IdxGetter)                 \
+    MIDOUT_BEGIN(megdnn_naive_pooling, midout_iv(#Pooler #IdxGetter##_hash)) { \
         MEGDNN_DISPATCH_CPU_KERN(                                              \
                 static_cast<naive::HandleImpl*>(handle()),                     \
                 pooling_forward_impl<Pooler MEGDNN_COMMA IdxGetter>(           \
-                    sptr, dptr, src.layout.dtype, N, C, IH, IW, OH, OW, PH, \
-                    PW, SH, SW, FH, FW));
+                        sptr, dptr, src.layout.dtype, N, C, IH, IW, OH, OW,    \
+                        PH, PW, SH, SW, FH, FW));                              \
+    }                                                                          \
+    MIDOUT_END();
 
 #define DISPATCH_WITH_POOLER(Pooler)                                      \
     switch (param().format) {                                             \
@@ -490,8 +492,6 @@ void PoolingForwardImpl::exec(_megdnn_tensor_in src, _megdnn_tensor_out dst,
 #undef DISPATCH_WITH_POOLER_AND_IDX_GETTER
 #undef DISPATCH_WITH_POOLER
     megdnn_assert_internal(0);
-    }
-    MIDOUT_END();
 }
 
 WorkspaceBundle PoolingBackwardImpl::get_workspace_bundle(