X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=lib%2Flibrte_eal%2Fcommon%2Feal_common_options.c;h=bb6c131776fce3e523754d5ff761137306330886;hb=3d26a70ae33853ac4116b135e55f3d475f148939;hp=eaba611fae7187ed9c095483382433d627018d11;hpb=05c4105738d8a03b28b511656f127408bddfad17;p=dpdk.git

diff --git a/lib/librte_eal/common/eal_common_options.c b/lib/librte_eal/common/eal_common_options.c
index eaba611fae..bb6c131776 100644
--- a/lib/librte_eal/common/eal_common_options.c
+++ b/lib/librte_eal/common/eal_common_options.c
@@ -34,6 +34,7 @@
 #include "eal_options.h"
 #include "eal_filesystem.h"
 #include "eal_private.h"
+#include "eal_trace.h"
 
 #define BITS_PER_HEX 4
 #define LCORE_OPT_LST 1
@@ -67,6 +68,7 @@ eal_long_options[] = {
 	{OPT_IOVA_MODE,	        1, NULL, OPT_IOVA_MODE_NUM        },
 	{OPT_LCORES,            1, NULL, OPT_LCORES_NUM           },
 	{OPT_LOG_LEVEL,         1, NULL, OPT_LOG_LEVEL_NUM        },
+	{OPT_TRACE,             1, NULL, OPT_TRACE_NUM            },
 	{OPT_MASTER_LCORE,      1, NULL, OPT_MASTER_LCORE_NUM     },
 	{OPT_MBUF_POOL_OPS_NAME, 1, NULL, OPT_MBUF_POOL_OPS_NAME_NUM},
 	{OPT_NO_HPET,           0, NULL, OPT_NO_HPET_NUM          },
@@ -1418,6 +1420,16 @@ eal_parse_common_option(int opt, const char *optarg,
 		}
 		break;
 	}
+
+	case OPT_TRACE_NUM: {
+		if (eal_trace_args_save(optarg) < 0) {
+			RTE_LOG(ERR, EAL, "invalid parameters for --"
+				OPT_TRACE "\n");
+			return -1;
+		}
+		break;
+	}
+
 	case OPT_LCORES_NUM:
 		if (eal_parse_lcores(optarg) < 0) {
 			RTE_LOG(ERR, EAL, "invalid parameter for --"
@@ -1693,6 +1705,10 @@ eal_common_usage(void)
 	       "  --"OPT_LOG_LEVEL"=<int>   Set global log level\n"
 	       "  --"OPT_LOG_LEVEL"=<type-match>:<int>\n"
 	       "                      Set specific log level\n"
+	       "  --"OPT_TRACE"=<regex-match>\n"
+	       "                      Enable trace based on regular expression trace name.\n"
+	       "                      By default, the trace is disabled.\n"
+	       "		      User must specify this option to enable trace.\n"
 	       "  -v                  Display version information on startup\n"
 	       "  -h, --help          This help\n"
 	       "  --"OPT_IN_MEMORY"   Operate entirely in memory. This will\n"