linux 中斷 interrupt

http://www.wowotech.net/linux_kenrel/soft-irq.html

http://www.cnblogs.com/yangzd/archive/2010/10/16/1852975.html


http://blog.csdn.net/lightseed/article/details/4250623



linux spin lock

http://blog.chinaunix.net/uid-20543672-id-3252604.html

http://www.wowotech.net/kernel_synchronization/spinlock.html

http://huenlil.pixnet.net/blog/post/23999871-%5B%E8%BD%89%5Dspinlock-%E7%B0%A1%E4%BB%8B