perf_counter tools: Sample and display frequency adjustment changes
commitb2fef0762fdb65cf8702eea93f4e58abeb0ecefc
authorIngo Molnar <mingo@elte.hu>
Fri, 5 Jun 2009 16:07:51 +0000 (5 18:07 +0200)
committerIngo Molnar <mingo@elte.hu>
Fri, 5 Jun 2009 16:07:51 +0000 (5 18:07 +0200)
tree8f7c82a62a895f434e9817084f0c5210fd7b1f80
parent6a24ed6c6082ec65d19331a4bfa30c0512a1a822
perf_counter tools: Sample and display frequency adjustment changes

To allow the debugging of frequency-adjusting counters, sample
those adjustments and display them in perf report -D.

Acked-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
LKML-Reference: <new-submission>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Documentation/perf_counter/builtin-record.c
Documentation/perf_counter/builtin-report.c