log: Add log_get_loglevel() helper

Will need it to fetch log level for restorer code.
Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>
Signed-off-by: Pavel Emelyanov <xemul@parallels.com>

include/log.h

@@ -11,6 +11,7 @@ extern void log_closedir(void);
 extern int log_get_fd(void);
 
 extern void log_set_loglevel(unsigned int loglevel);
+extern unsigned int log_get_loglevel(void);
 
 extern void print_on_level(unsigned int loglevel, const char *format, ...)
 	__attribute__ ((__format__ (__printf__, 2, 3)));

log.c

@@ -130,6 +130,11 @@ void log_set_loglevel(unsigned int level)
 		current_loglevel = level;
 }
 
+unsigned int log_get_loglevel(void)
+{
+	return current_loglevel;
+}
+
 void print_on_level(unsigned int loglevel, const char *format, ...)
 {
 	va_list params;