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Subject: Re: [PATCH] powerpc: Reduce footprint of irq_stat
From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Anton Blanchard <anton@samba.org>
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Date: Mon, 01 Feb 2010 16:21:44 +1100
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> +typedef struct {
> +	unsigned int __softirq_pending;
> +} ____cacheline_aligned irq_cpustat_t;
> +
> +DECLARE_PER_CPU_SHARED_ALIGNED(irq_cpustat_t, irq_stat);
> +
> +#define __ARCH_IRQ_STAT
> +
> +#define local_softirq_pending()	__get_cpu_var(irq_stat).__softirq_pending
> +
> +static inline void ack_bad_irq(unsigned int irq)
> +{
> +	printk(KERN_CRIT "unexpected IRQ trap at vector %02x\n", irq);
> +}

Looks like some unrelated gunk slipped into this patch :-)

Cheers,
Ben.