Messages in this thread | | | From | "David Schwartz" <> | Subject | RE: How to time in Kernel | Date | Thu, 24 May 2001 00:38:54 -0700 |
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> I am trying to time a portion of code inside the kernel. How do I do it? > Can I use do_gettimeofday ? or do_getitimer ? Any leads will be > appreciated.
If this is for personal debugging use only and you have a Pentium or better x86 processor, I recommend reading the TSC directly. 'msr.h' (in the asm-i386 include directory) include 'rdtsc' and friends.
DS
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