providers/efa: Add new completion status for unknown peer

EFA supports rdma operations only when a valid AH exists. Add a new completion status for this remote error. Reviewed-by: Michael Margolin <[email protected]> Reviewed-by: Yonatan Nachum <[email protected]> Signed-off-by: Daniel Kranzdorf <[email protected]> Signed-off-by: Michael Margolin <[email protected]>
linux-rdma · May 2, 2024 · b163249 · b163249
1 parent 18e88e8
commit b163249
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diff --git a/providers/efa/efa_io_defs.h b/providers/efa/efa_io_defs.h
@@ -56,6 +56,8 @@ enum efa_io_comp_status {
  EFA_IO_COMP_STATUS_REMOTE_ERROR_BAD_STATUS = 12,
  /* Unresponsive remote - detected locally */
  EFA_IO_COMP_STATUS_LOCAL_ERROR_UNRESP_REMOTE = 13,
+ /* No valid AH at remote side (required for RDMA operations) */
+ EFA_IO_COMP_STATUS_REMOTE_ERROR_UNKNOWN_PEER = 14,
 };
 
 struct efa_io_tx_meta_desc {

diff --git a/providers/efa/verbs.c b/providers/efa/verbs.c
@@ -470,6 +470,8 @@ static enum ibv_wc_status to_ibv_status(enum efa_io_comp_status status)
  return IBV_WC_RESP_TIMEOUT_ERR;
  case EFA_IO_COMP_STATUS_REMOTE_ERROR_BAD_ADDRESS:
  return IBV_WC_REM_ACCESS_ERR;
+ case EFA_IO_COMP_STATUS_REMOTE_ERROR_UNKNOWN_PEER:
+ return IBV_WC_REM_OP_ERR;
  default:
  return IBV_WC_GENERAL_ERR;
  }