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author | Peter Zijlstra <a.p.zijlstra@chello.nl> | 2010-05-21 14:27:58 +0200 |
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committer | Ingo Molnar <mingo@elte.hu> | 2010-06-09 11:12:37 +0200 |
commit | a6e6dea68c18f705957573ee5596097c7e82d0e5 (patch) | |
tree | 2e8d302800fa4c57cc6604d856e6d680d3ee120f /arch/blackfin | |
parent | b5e58793c7a8ec35e72ea6ec6c353499dd189809 (diff) | |
download | linux-a6e6dea68c18f705957573ee5596097c7e82d0e5.tar.gz |
perf: Add perf_event::child_count
Only child counters adding back their values into the parent counter are responsible for cross-cpu updates to event->count. So if we pull that out into a new child_count variable, we get an event->count that is only modified locally. Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Paul Mackerras <paulus@samba.org> Cc: Mike Galbraith <efault@gmx.de> Cc: Steven Rostedt <rostedt@goodmis.org> LKML-Reference: <new-submission> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/blackfin')
0 files changed, 0 insertions, 0 deletions