[PATCH v2 10/15] log: fix the gap to support non-EAL thread
From: Cunming Liang <hidden>
Date: 2015-01-28 06:59:20
Subsystem:
library code, the rest · Maintainers:
Andrew Morton, Linus Torvalds
For those non-EAL thread, *_lcore_id* is invalid and probably larger than RTE_MAX_LCORE. The patch adds the check and allows only EAL thread using EAL per thread log level and log type. Others shares the global log level. Signed-off-by: Cunming Liang <redacted> --- lib/librte_eal/common/eal_common_log.c | 17 +++++++++++++++-- lib/librte_eal/common/include/rte_log.h | 5 +++++ 2 files changed, 20 insertions(+), 2 deletions(-)
diff --git a/lib/librte_eal/common/eal_common_log.c b/lib/librte_eal/common/eal_common_log.c
index cf57619..e8dc94a 100644
--- a/lib/librte_eal/common/eal_common_log.c
+++ b/lib/librte_eal/common/eal_common_log.c@@ -193,11 +193,20 @@ rte_set_log_type(uint32_t type, int enable) rte_logs.type &= (~type); } +/* Get global log type */ +uint32_t +rte_get_log_type(void) +{ + return rte_logs.type; +} + /* get the current loglevel for the message beeing processed */ int rte_log_cur_msg_loglevel(void) { unsigned lcore_id; lcore_id = rte_lcore_id(); + if (lcore_id >= RTE_MAX_LCORE) + return rte_get_log_level(); return log_cur_msg[lcore_id].loglevel; }
@@ -206,6 +215,8 @@ int rte_log_cur_msg_logtype(void) { unsigned lcore_id; lcore_id = rte_lcore_id(); + if (lcore_id >= RTE_MAX_LCORE) + return rte_get_log_type(); return log_cur_msg[lcore_id].logtype; }
@@ -265,8 +276,10 @@ rte_vlog(__attribute__((unused)) uint32_t level, /* save loglevel and logtype in a global per-lcore variable */ lcore_id = rte_lcore_id(); - log_cur_msg[lcore_id].loglevel = level; - log_cur_msg[lcore_id].logtype = logtype; + if (lcore_id < RTE_MAX_LCORE) { + log_cur_msg[lcore_id].loglevel = level; + log_cur_msg[lcore_id].logtype = logtype; + } ret = vfprintf(f, format, ap); fflush(f);
diff --git a/lib/librte_eal/common/include/rte_log.h b/lib/librte_eal/common/include/rte_log.h
index db1ea08..f83a0d9 100644
--- a/lib/librte_eal/common/include/rte_log.h
+++ b/lib/librte_eal/common/include/rte_log.h@@ -144,6 +144,11 @@ uint32_t rte_get_log_level(void); void rte_set_log_type(uint32_t type, int enable); /** + * Get the global log type. + */ +uint32_t rte_get_log_type(void); + +/** * Get the current loglevel for the message being processed. * * Before calling the user-defined stream for logging, the log
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1.8.1.4