Commit 338d9dd3 authored May 01, 2015 by Will Deacon Committed by Russell King May 03, 2015

ARM: 8351/1: perf: don't warn about missing interrupt-affinity property for PPIs



PPIs are affine by nature, so the interrupt-affinity property is not
used and therefore we shouldn't print a warning in its absence.

Reported-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Reviewed-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

parent 59c31916

arch/arm/kernel/perf_event_cpu.c

+6 −1

Original line number	Diff line number	Diff line
		@@ -303,12 +303,17 @@ static int probe_current_pmu(struct arm_pmu *pmu)

		static int of_pmu_irq_cfg(struct platform_device *pdev)
		{
		int i;
		int i, irq;
		int irqs = kcalloc(pdev->num_resources, sizeof(irqs), GFP_KERNEL);

		if (!irqs)
		return -ENOMEM;

		/* Don't bother with PPIs; they're already affine */
		irq = platform_get_irq(pdev, 0);
		if (irq >= 0 && irq_is_percpu(irq))
		return 0;

		for (i = 0; i < pdev->num_resources; ++i) {
		struct device_node *dn;
		int cpu;