From 4cdf4813f528cdadfc3778fed6b7783cfe1eb75a Mon Sep 17 00:00:00 2001 From: Marc Zyngier Date: Mon, 20 Oct 2025 13:29:37 +0100 Subject: [PATCH] coresight: trbe: Request specific affinities for per CPU interrupts Let the TRBE driver request interrupts with an affinity mask matching the TRBE implementation affinity. Signed-off-by: Marc Zyngier Signed-off-by: Thomas Gleixner Tested-by: Will Deacon Acked-by: Suzuki K Poulose Link: https://patch.msgid.link/20251020122944.3074811-21-maz@kernel.org --- drivers/hwtracing/coresight/coresight-trbe.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/hwtracing/coresight/coresight-trbe.c b/drivers/hwtracing/coresight/coresight-trbe.c index 8f17160fec442..9f64f463339d6 100644 --- a/drivers/hwtracing/coresight/coresight-trbe.c +++ b/drivers/hwtracing/coresight/coresight-trbe.c @@ -1494,7 +1494,8 @@ static int arm_trbe_probe_irq(struct platform_device *pdev, if (!drvdata->handle) return -ENOMEM; - ret = request_percpu_irq(drvdata->irq, arm_trbe_irq_handler, DRVNAME, drvdata->handle); + ret = request_percpu_irq_affinity(drvdata->irq, arm_trbe_irq_handler, DRVNAME, + affinity, drvdata->handle); if (ret) { free_percpu(drvdata->handle); return ret; -- 2.47.3