diff mbox

[dpdk-dev,v7,13/19] log: fix the gap to support non-EAL thread

Message ID 1423970145-31985-14-git-send-email-cunming.liang@intel.com (mailing list archive)
State Superseded, archived
Headers show

Commit Message

Cunming Liang Feb. 15, 2015, 3:15 a.m. UTC
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 <cunming.liang@intel.com>
---
 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 mbox

Patch

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