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perf/core: Add function to test for event exclusion flags

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Add a function that tests if any of the perf event exclusion flags
are set on a given event.

Signed-off-by: Andrew Murray <andrew.murray@arm.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Arnaldo Carvalho de Melo <acme@kernel.org>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Ivan Kokshaysky <ink@jurassic.park.msu.ru>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Matt Turner <mattst88@gmail.com>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Richard Henderson <rth@twiddle.net>
Cc: Russell King <linux@armlinux.org.uk>
Cc: Sascha Hauer <s.hauer@pengutronix.de>
Cc: Shawn Guo <shawnguo@kernel.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Will Deacon <will.deacon@arm.com>
Cc: linux-arm-kernel@lists.infradead.org
Cc: linuxppc-dev@lists.ozlabs.org
Cc: robin.murphy@arm.com
Cc: suzuki.poulose@arm.com
Link: https://lkml.kernel.org/r/1547128414-50693-3-git-send-email-andrew.murray@arm.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Andrew Murray 2019-01-10 13:53:24 +00:00 committed by Ingo Molnar
parent 23e232bd98
commit 486efe9f8e
1 changed files with 9 additions and 0 deletions
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9
include/linux/perf_event.h
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@ -1004,6 +1004,15 @@ perf_event__output_id_sample(struct perf_event *event,
extern void
perf_log_lost_samples(struct perf_event *event, u64 lost);
static inline bool event_has_any_exclude_flag(struct perf_event *event)
{
struct perf_event_attr *attr = &event->attr;
return attr->exclude_idle || attr->exclude_user ||
attr->exclude_kernel || attr->exclude_hv ||
attr->exclude_guest || attr->exclude_host;
}
static inline bool is_sampling_event(struct perf_event *event)
{
return event->attr.sample_period != 0;