标签：style blog class code c color
1. 追蹤Kernel function (以schedule()示範)
先至
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/sys/kernel/debug/tracing# cat available_tracers |
確定有無 函式追蹤器(function)
blk
mmiotrace function_graph wakeup_rt wakeup function nop
很開心有的，接著
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echo schedule > set_ftrace_filterecho functuin > current_tracer |
看結果
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head trace |
标签：style blog class code c color
原文地址：http://www.cnblogs.com/bittorrent/p/3729882.html
