커널 해킹 팁 페이지
====== momory leak detection ======
CONFIG_DEBUG_KMEMLEAK 
<code bash>
# mount -t debugfs nodev /sys/kernel/debug/
# cat /sys/kernel/debug/kmemleak
# echo scan > /sys/kernel/debug/kmemleak
# echo clear > /sys/kernel/debug/kmemleak
</code>
====== tips ======
모듈 init을 순차적으로 하는 방법
<code c>
/*
 * if this is compiled into the kernel, we need to ensure that the
 * class is registered before users of the class try to register lcd's
 */
postcore_initcall(lcd_class_init);
</code>

  *[[http://elinux.org/Kgdb|kdbg]]