X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=doc%2Fguides%2Fcontributing%2Fcoding_style.rst;h=d8e4a0f9c1a6e3ff5fb401e9cd8aed2545b12715;hb=caa570db61307e07efc461cf558ec291a3e71b29;hp=4163960c96c7f8d07533d06c566034785fd08111;hpb=d76a592782c1291b19f74a8ec29bcbd40b5170cd;p=dpdk.git diff --git a/doc/guides/contributing/coding_style.rst b/doc/guides/contributing/coding_style.rst index 4163960c96..d8e4a0f9c1 100644 --- a/doc/guides/contributing/coding_style.rst +++ b/doc/guides/contributing/coding_style.rst @@ -603,22 +603,30 @@ In the DPDK environment, use the logging interface provided: .. code-block:: c - #define RTE_LOGTYPE_TESTAPP1 RTE_LOGTYPE_USER1 - #define RTE_LOGTYPE_TESTAPP2 RTE_LOGTYPE_USER2 + /* register log types for this application */ + int my_logtype1 = rte_log_register("myapp.log1"); + int my_logtype2 = rte_log_register("myapp.log2"); - /* enable these logs type */ - rte_set_log_type(RTE_LOGTYPE_TESTAPP1, 1); - rte_set_log_type(RTE_LOGTYPE_TESTAPP2, 1); + /* set global log level to INFO */ + rte_log_set_global_level(RTE_LOG_INFO); + + /* only display messages higher than NOTICE for log2 (default + * is DEBUG) */ + rte_log_set_level(my_logtype2, RTE_LOG_NOTICE); + + /* enable all PMD logs (whose identifier string starts with "pmd") */ + rte_log_set_level_regexp("pmd.*", RTE_LOG_DEBUG); /* log in debug level */ - rte_set_log_level(RTE_LOG_DEBUG); - RTE_LOG(DEBUG, TESTAPP1, "this is is a debug level message\n"); - RTE_LOG(INFO, TESTAPP1, "this is is a info level message\n"); - RTE_LOG(WARNING, TESTAPP1, "this is is a warning level message\n"); + rte_log_set_global_level(RTE_LOG_DEBUG); + RTE_LOG(DEBUG, my_logtype1, "this is is a debug level message\n"); + RTE_LOG(INFO, my_logtype1, "this is is a info level message\n"); + RTE_LOG(WARNING, my_logtype1, "this is is a warning level message\n"); + RTE_LOG(WARNING, my_logtype2, "this is is a debug level message (not displayed)\n"); /* log in info level */ - rte_set_log_level(RTE_LOG_INFO); - RTE_LOG(DEBUG, TESTAPP2, "debug level message (not displayed)\n"); + rte_log_set_global_level(RTE_LOG_INFO); + RTE_LOG(DEBUG, my_logtype1, "debug level message (not displayed)\n"); Branch Prediction ~~~~~~~~~~~~~~~~~