perf: Simplify the ring-buffer logic: make perf_buffer_alloc() do everything needed

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Currently there are perf_buffer_alloc() + perf_buffer_init() + some
separate bits, fold it all into a single perf_buffer_alloc() and only
leave the attachment to the event separate.

Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
LKML-Reference: <new-submission>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

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Peter Zijlstra 2010-05-28 19:41:35 +02:00 • committed by Ingo Molnar

parent ca5135e6b4

commit d57e34fdd6

2 changed files with 36 additions and 27 deletions

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2

include/linux/perf_event.h

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61

kernel/perf_event.c

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