RDS/IB: print string constants in more places
[linux-2.6.git] / net / rds / ib_send.c
index 15f7569..808544a 100644 (file)
 #include "rds.h"
 #include "ib.h"
 
+static char *rds_ib_wc_status_strings[] = {
+#define RDS_IB_WC_STATUS_STR(foo) \
+               [IB_WC_##foo] = __stringify(IB_WC_##foo)
+       RDS_IB_WC_STATUS_STR(SUCCESS),
+       RDS_IB_WC_STATUS_STR(LOC_LEN_ERR),
+       RDS_IB_WC_STATUS_STR(LOC_QP_OP_ERR),
+       RDS_IB_WC_STATUS_STR(LOC_EEC_OP_ERR),
+       RDS_IB_WC_STATUS_STR(LOC_PROT_ERR),
+       RDS_IB_WC_STATUS_STR(WR_FLUSH_ERR),
+       RDS_IB_WC_STATUS_STR(MW_BIND_ERR),
+       RDS_IB_WC_STATUS_STR(BAD_RESP_ERR),
+       RDS_IB_WC_STATUS_STR(LOC_ACCESS_ERR),
+       RDS_IB_WC_STATUS_STR(REM_INV_REQ_ERR),
+       RDS_IB_WC_STATUS_STR(REM_ACCESS_ERR),
+       RDS_IB_WC_STATUS_STR(REM_OP_ERR),
+       RDS_IB_WC_STATUS_STR(RETRY_EXC_ERR),
+       RDS_IB_WC_STATUS_STR(RNR_RETRY_EXC_ERR),
+       RDS_IB_WC_STATUS_STR(LOC_RDD_VIOL_ERR),
+       RDS_IB_WC_STATUS_STR(REM_INV_RD_REQ_ERR),
+       RDS_IB_WC_STATUS_STR(REM_ABORT_ERR),
+       RDS_IB_WC_STATUS_STR(INV_EECN_ERR),
+       RDS_IB_WC_STATUS_STR(INV_EEC_STATE_ERR),
+       RDS_IB_WC_STATUS_STR(FATAL_ERR),
+       RDS_IB_WC_STATUS_STR(RESP_TIMEOUT_ERR),
+       RDS_IB_WC_STATUS_STR(GENERAL_ERR),
+#undef RDS_IB_WC_STATUS_STR
+};
+
+char *rds_ib_wc_status_str(enum ib_wc_status status)
+{
+       return rds_str_array(rds_ib_wc_status_strings,
+                            ARRAY_SIZE(rds_ib_wc_status_strings), status);
+}
+
 /*
  * Convert IB-specific error message to RDS error message and call core
  * completion handler.
@@ -257,8 +291,9 @@ void rds_ib_send_cq_comp_handler(struct ib_cq *cq, void *context)
                rdsdebug("ib_req_notify_cq send failed: %d\n", ret);
 
        while (ib_poll_cq(cq, 1, &wc) > 0) {
-               rdsdebug("wc wr_id 0x%llx status %u byte_len %u imm_data %u\n",
-                        (unsigned long long)wc.wr_id, wc.status, wc.byte_len,
+               rdsdebug("wc wr_id 0x%llx status %u (%s) byte_len %u imm_data %u\n",
+                        (unsigned long long)wc.wr_id, wc.status,
+                        rds_ib_wc_status_str(wc.status), wc.byte_len,
                         be32_to_cpu(wc.ex.imm_data));
                rds_ib_stats_inc(s_ib_tx_cq_event);
 
@@ -306,10 +341,10 @@ void rds_ib_send_cq_comp_handler(struct ib_cq *cq, void *context)
 
                /* We expect errors as the qp is drained during shutdown */
                if (wc.status != IB_WC_SUCCESS && rds_conn_up(conn)) {
-                       rds_ib_conn_error(conn,
-                               "send completion on %pI4 "
-                               "had status %u, disconnecting and reconnecting\n",
-                               &conn->c_faddr, wc.status);
+                       rds_ib_conn_error(conn, "send completion on %pI4 had status "
+                                         "%u (%s), disconnecting and reconnecting\n",
+                                         &conn->c_faddr, wc.status,
+                                         rds_ib_wc_status_str(wc.status));
                }
        }
 }