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x86: arch_probe_nr_irqs

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Impact: save RAM with large NR_CPUS, get smaller nr_irqs

Signed-off-by: Yinghai Lu <yinghai@kernel.org>
Signed-off-by: Mike Travis <travis@sgi.com>
This commit is contained in:
Yinghai Lu 2009-01-12 17:39:24 -08:00 • committed by Mike Travis
parent e65e49d0f3
commit 4a046d1754
5 changed files with 26 additions and 12 deletions
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include/linux/interrupt.h
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@ -467,6 +467,7 @@ int show_interrupts(struct seq_file *p, void *v);
struct irq_desc;
extern int early_irq_init(void);
extern int arch_probe_nr_irqs(void);
extern int arch_early_irq_init(void);
extern int arch_init_chip_data(struct irq_desc *desc, int cpu);