[PATCH v2 12/20] mips: perf/core: advertise PMU exclusion capability
Andrew Murray
andrew.murray at arm.com
Mon Nov 26 22:12:28 AEDT 2018
The MIPS PMU has the capability to exclude events based on
context. Let's advertise that we support the PERF_PMU_CAP_EXCLUDE
capability to ensure that perf doesn't prevent us from handling
events where any exclusion flags are set.
Signed-off-by: Andrew Murray <andrew.murray at arm.com>
---
arch/mips/kernel/perf_event_mipsxx.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/mips/kernel/perf_event_mipsxx.c b/arch/mips/kernel/perf_event_mipsxx.c
index 4138635..d7813d0 100644
--- a/arch/mips/kernel/perf_event_mipsxx.c
+++ b/arch/mips/kernel/perf_event_mipsxx.c
@@ -670,6 +670,7 @@ static struct pmu pmu = {
.start = mipspmu_start,
.stop = mipspmu_stop,
.read = mipspmu_read,
+ .capabilities = PERF_PMU_CAP_EXCLUDE,
};
static unsigned int mipspmu_perf_event_encode(const struct mips_perf_event *pev)
--
2.7.4
More information about the Linuxppc-dev
mailing list