Fix

Author: co63oc

paddle/fluid/operators/collective/c_concat_op.cc

@@ -117,13 +117,3 @@ REGISTER_OPERATOR(c_concat,
                   ops::CConcatOpGradMaker<paddle::framework::OpDesc>,
                   ops::CConcatOpGradMaker<paddle::imperative::OpBase>,
                   ops::CConcatOpMaker);
-
-PD_REGISTER_STRUCT_KERNEL(c_concat,
-                          CPU,
-                          ALL_LAYOUT,
-                          ops::CConcatOpCPUKernel,
-                          float,
-                          double,
-                          int,
-                          int64_t,
-                          phi::dtype::float16) {}

paddle/fluid/operators/collective/c_concat_op.cu.cc

@@ -0,0 +1,30 @@
+// Copyright (c) 2024 PaddlePaddle Authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#include "paddle/phi/core/compat/op_utils.h"
+
+namespace phi {
+
+KernelSignature CConcatOpArgumentMapping(
+    const ArgumentMappingContext& ctx UNUSED) {
+  return KernelSignature(
+      "c_concat",
+      {"X"},
+      {"rank", "nranks", "ring_id", "use_calc_stream", "use_model_parallel"},
+      {"Out"});
+}
+
+}  // namespace phi
+
+PD_REGISTER_ARG_MAPPING_FN(c_concat, phi::CConcatOpArgumentMapping);