tracing: make the function profiler per cpu

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Impact: speed enhancement

By making the function profiler record in per cpu data we not only
get better readings, avoid races, we also do not have to take any
locks.

Signed-off-by: Steven Rostedt <srostedt@redhat.com>

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Steven Rostedt 2009-03-24 20:50:39 -04:00

parent 0706f1c48c

commit cafb168a1c

1 changed files with 130 additions and 69 deletions

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kernel/trace/ftrace.c

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