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追踪从用户空间进入内核空间
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权彦清
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Oct 12, 2012, 10:38:06 AM
10/12/12
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主要是解决查询从用户空间进入内核空间到底是使用int 0x80还是sysenter指令。
参考了IBM工作组:
http://www.ibm.com/developerworks/cn/linux/kernel/l-k26ncpu/index.html
根据他们的,我在博客里写了自己操作一遍的结果。因为他们用的gcc版本比较老,有些地方我改过来了。
http://blog.csdn.net/kelvin17/article/details/8039343
现在就是可以从用户空间到内核空间了,另外从内核回到用户空间还没搞清楚。慢慢来。。
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