Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel os linux

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 <maz@kernel.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Tested-by: Will Deacon <will@kernel.org>
Acked-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Link: https://patch.msgid.link/20251020122944.3074811-21-maz@kernel.org

authored by

Marc Zyngier and committed by
Thomas Gleixner
4cdf4813 f8112d29

+2 -1
+2 -1
drivers/hwtracing/coresight/coresight-trbe.c
··· 1494 1494 if (!drvdata->handle) 1495 1495 return -ENOMEM; 1496 1496 1497 - ret = request_percpu_irq(drvdata->irq, arm_trbe_irq_handler, DRVNAME, drvdata->handle); 1497 + ret = request_percpu_irq_affinity(drvdata->irq, arm_trbe_irq_handler, DRVNAME, 1498 + affinity, drvdata->handle); 1498 1499 if (ret) { 1499 1500 free_percpu(drvdata->handle); 1500 1501 return ret;