From 65bd053fbf46c44b9862cb1e7d76ee84f90e386e Mon Sep 17 00:00:00 2001 From: Alexander Monakov Date: Thu, 1 Mar 2018 23:25:36 +0300 Subject: drivers/perf: arm_pmu_platform: do not warn about affinity on uniprocessor If there is exactly one CPU present, there is no ambiguity: do not warn that PMU setup would need to guess IRQ affinity. Cc: Mark Rutland Cc: Will Deacon Signed-off-by: Alexander Monakov Signed-off-by: Will Deacon --- drivers/perf/arm_pmu_platform.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/perf') diff --git a/drivers/perf/arm_pmu_platform.c b/drivers/perf/arm_pmu_platform.c index 7729eda5909d..971ff336494a 100644 --- a/drivers/perf/arm_pmu_platform.c +++ b/drivers/perf/arm_pmu_platform.c @@ -122,7 +122,7 @@ static int pmu_parse_irqs(struct arm_pmu *pmu) return pmu_parse_percpu_irq(pmu, irq); } - if (!pmu_has_irq_affinity(pdev->dev.of_node)) { + if (nr_cpu_ids != 1 && !pmu_has_irq_affinity(pdev->dev.of_node)) { pr_warn("no interrupt-affinity property for %pOF, guessing.\n", pdev->dev.of_node); } -- cgit v1.2.3