Index: uspace/lib/c/generic/io/logctl.c
===================================================================
--- uspace/lib/c/generic/io/logctl.c	(revision 9ba10f068252a19b003cfeee9b6290b763c933b8)
+++ uspace/lib/c/generic/io/logctl.c	(revision 330a59fe7c66811911a74643fc111d0def861908)
@@ -39,6 +39,4 @@
 #include <ns.h>
 #include <str.h>
-
-#define SYSINFO_LOGGGER_BOOT_ARGUMENT "init_args.logger"
 
 /** IPC session with the logger service. */
@@ -130,26 +128,4 @@
 }
 
-
-int logctl_get_boot_level(log_level_t *level)
-{
-	size_t argument_size;
-	void *argument = sysinfo_get_data(SYSINFO_LOGGGER_BOOT_ARGUMENT, &argument_size);
-	if (argument == NULL)
-		return EINVAL;
-
-	char level_str[20];
-	str_cpy(level_str, 20, (const char *) argument);
-
-	log_level_t boot_level;
-	int rc = log_level_from_str(level_str, &boot_level);
-	if (rc != EOK)
-		return rc;
-
-	if (level != NULL)
-		*level = (log_level_t) boot_level;
-
-	return EOK;
-}
-
 /** @}
  */
Index: uspace/lib/c/include/io/logctl.h
===================================================================
--- uspace/lib/c/include/io/logctl.h	(revision 9ba10f068252a19b003cfeee9b6290b763c933b8)
+++ uspace/lib/c/include/io/logctl.h	(revision 330a59fe7c66811911a74643fc111d0def861908)
@@ -39,5 +39,4 @@
 extern int logctl_set_top_log_level(const char *, log_level_t);
 extern int logctl_set_log_level(const char *, const char *, log_level_t);
-extern int logctl_get_boot_level(log_level_t *);
 
 #endif