[v2,11/20] drivers/perf: perf/core: advertise PMU exclusion capability
diff mbox series

Message ID 1543230756-15319-12-git-send-email-andrew.murray@arm.com
State Not Applicable
Headers show
Series
  • perf/core: Generalise event exclusion checking
Related show

Checks

Context Check Description
snowpatch_ozlabs/checkpatch success total: 0 errors, 0 warnings, 0 checks, 9 lines checked
snowpatch_ozlabs/apply_patch success next/apply_patch Successfully applied

Commit Message

Andrew Murray Nov. 26, 2018, 11:12 a.m. UTC
The arm_pse 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@arm.com>
---
 drivers/perf/arm_spe_pmu.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

Patch
diff mbox series

diff --git a/drivers/perf/arm_spe_pmu.c b/drivers/perf/arm_spe_pmu.c
index 54ec278..a09c38a 100644
--- a/drivers/perf/arm_spe_pmu.c
+++ b/drivers/perf/arm_spe_pmu.c
@@ -902,7 +902,8 @@  static int arm_spe_pmu_perf_init(struct arm_spe_pmu *spe_pmu)
 
 	spe_pmu->pmu = (struct pmu) {
 		.module = THIS_MODULE,
-		.capabilities	= PERF_PMU_CAP_EXCLUSIVE | PERF_PMU_CAP_ITRACE,
+		.capabilities	= PERF_PMU_CAP_EXCLUSIVE | PERF_PMU_CAP_ITRACE |
+				  PERF_PMU_CAP_EXCLUDE,
 		.attr_groups	= arm_spe_pmu_attr_groups,
 		/*
 		 * We hitch a ride on the software context here, so that