android: logger: Add new system log for framework/system log messages

Signed-off-by: San Mehat <san@google.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/staging/android/logger.c

@@ -558,6 +558,7 @@ static struct logger_log VAR = { \
 DEFINE_LOGGER_DEVICE(log_main, LOGGER_LOG_MAIN, 64*1024)
 DEFINE_LOGGER_DEVICE(log_events, LOGGER_LOG_EVENTS, 256*1024)
 DEFINE_LOGGER_DEVICE(log_radio, LOGGER_LOG_RADIO, 64*1024)
+DEFINE_LOGGER_DEVICE(log_system, LOGGER_LOG_SYSTEM, 64*1024)
 
 static struct logger_log *get_log_from_minor(int minor)
 {
@@ -567,6 +568,8 @@ static struct logger_log *get_log_from_minor(int minor)
 		return &log_events;
 	if (log_radio.misc.minor == minor)
 		return &log_radio;
+	if (log_system.misc.minor == minor)
+		return &log_system;
 	return NULL;
 }
 
@@ -603,6 +606,10 @@ static int __init logger_init(void)
 	if (unlikely(ret))
 		goto out;
 
+	ret = init_log(&log_system);
+	if (unlikely(ret))
+		goto out;
+
 out:
 	return ret;
 }

drivers/staging/android/logger.h

@@ -32,6 +32,7 @@ struct logger_entry {
 
 #define LOGGER_LOG_RADIO	"log_radio"	/* radio-related messages */
 #define LOGGER_LOG_EVENTS	"log_events"	/* system/hardware events */
+#define LOGGER_LOG_SYSTEM	"log_system"	/* system/framework messages */
 #define LOGGER_LOG_MAIN		"log_main"	/* everything else */
 
 #define LOGGER_ENTRY_MAX_LEN		(4*1024)