Merge pull request #1697 from amzn/error-feature-mismatch

EFA: Add new completion status for feature mismatch

Author: rleon

providers/efa/efa_io_defs.h

@@ -1,6 +1,6 @@
 /* SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause */
 /*
- * Copyright 2018-2024 Amazon.com, Inc. or its affiliates. All rights reserved.
+ * Copyright 2018-2026 Amazon.com, Inc. or its affiliates. All rights reserved.
  */
 
 #ifndef _EFA_IO_H_
@@ -60,6 +60,8 @@ enum efa_io_comp_status {
 	EFA_IO_COMP_STATUS_REMOTE_ERROR_UNKNOWN_PEER = 14,
 	/* Unreachable remote - never received a response */
 	EFA_IO_COMP_STATUS_LOCAL_ERROR_UNREACH_REMOTE = 15,
+	/* Feature mismatch */
+	EFA_IO_COMP_STATUS_REMOTE_ERROR_FEATURE_MISMATCH = 18,
 };
 
 struct efa_io_tx_meta_desc {

providers/efa/verbs.c

@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause
 /*
- * Copyright 2019-2025 Amazon.com, Inc. or its affiliates. All rights reserved.
+ * Copyright 2019-2026 Amazon.com, Inc. or its affiliates. All rights reserved.
  */
 
 #include <assert.h>
@@ -549,6 +549,7 @@ static enum ibv_wc_status to_ibv_status(enum efa_io_comp_status status)
 		return IBV_WC_REM_INV_RD_REQ_ERR;
 	case EFA_IO_COMP_STATUS_REMOTE_ERROR_BAD_STATUS:
 		return IBV_WC_BAD_RESP_ERR;
+	case EFA_IO_COMP_STATUS_REMOTE_ERROR_FEATURE_MISMATCH:
 	case EFA_IO_COMP_STATUS_REMOTE_ERROR_BAD_LENGTH:
 		return IBV_WC_REM_INV_REQ_ERR;
 	case EFA_IO_COMP_STATUS_LOCAL_ERROR_UNRESP_REMOTE: