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perf_counter: PERF_TYPE_HW_CACHE is a hardware counter too

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is_software_counter() was missing the new HW_CACHE category.

( This could have caused some counter scheduling artifacts
  with mixed sw and hw counters and counter groups. )

Signed-off-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>
This commit is contained in:
Peter Zijlstra 2009-06-11 17:56:09 +02:00 • committed by Ingo Molnar
parent 4c921126fe
commit f1a3c97905
1 changed files with 2 additions and 1 deletions
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3
include/linux/perf_counter.h
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@ -621,7 +621,8 @@ extern int perf_counter_overflow(struct perf_counter *counter, int nmi,
static inline int is_software_counter(struct perf_counter *counter) static inline int is_software_counter(struct perf_counter *counter)
{ {
return (counter->attr.type != PERF_TYPE_RAW) && return (counter->attr.type != PERF_TYPE_RAW) &&
(counter->attr.type != PERF_TYPE_HARDWARE); (counter->attr.type != PERF_TYPE_HARDWARE) &&
(counter->attr.type != PERF_TYPE_HW_CACHE);
} }
extern void perf_swcounter_event(u32, u64, int, struct pt_regs *, u64); extern void perf_swcounter_event(u32, u64, int, struct pt_regs *, u64);