From mboxrd@z Thu Jan 1 00:00:00 1970 From: Thomas Gleixner Date: Sun, 23 Feb 2014 21:40:10 +0000 Subject: [patch 05/26] sh: Use irq_set_affinity instead of homebrewn code Message-Id: <20140223212736.774961401@linutronix.de> List-Id: References: <20140223212703.511977310@linutronix.de> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: LKML Cc: Ingo Molnar , Peter Zijlstra , Paul Mundt , sh There is no point in having an incomplete copy of irq_set_affinity() for the hotplug irq migration code. Use the core function instead. Signed-off-by: Thomas Gleixner Cc: Paul Mundt Cc: sh --- arch/sh/kernel/irq.c | 16 +--------------- 1 file changed, 1 insertion(+), 15 deletions(-) Index: tip/arch/sh/kernel/irq.c =================================--- tip.orig/arch/sh/kernel/irq.c +++ tip/arch/sh/kernel/irq.c @@ -217,19 +217,6 @@ void __init init_IRQ(void) } #ifdef CONFIG_HOTPLUG_CPU -static void route_irq(struct irq_data *data, unsigned int irq, unsigned int cpu) -{ - struct irq_desc *desc = irq_to_desc(irq); - struct irq_chip *chip = irq_data_get_irq_chip(data); - - printk(KERN_INFO "IRQ%u: moving from cpu%u to cpu%u\n", - irq, data->node, cpu); - - raw_spin_lock_irq(&desc->lock); - chip->irq_set_affinity(data, cpumask_of(cpu), false); - raw_spin_unlock_irq(&desc->lock); -} - /* * The CPU has been marked offline. Migrate IRQs off this CPU. If * the affinity settings do not allow other CPUs, force them onto any @@ -253,8 +240,7 @@ void migrate_irqs(void) newcpu = cpumask_any_and(data->affinity, cpu_online_mask); } - - route_irq(data, irq, newcpu); + irq_set_affinity(irq, cpumask_of(newcpu)); } } }