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File: [Development] / linux-2.6-xfs / include / asm-arm / Attic / hardirq.h (download)

Revision 1.7, Mon Dec 5 21:19:08 2005 UTC (11 years, 10 months ago) by nathans.longdrop.melbourne.sgi.com
Branch: MAIN
Changes since 1.6: +1 -0 lines 

Merge up to 2.6.15-rc5.
Merge of 2.6.x-xfs-melb:linux:24672a by kenmcd.

#ifndef __ASM_HARDIRQ_H
#define __ASM_HARDIRQ_H

#include <linux/config.h>
#include <linux/cache.h>
#include <linux/threads.h>
#include <asm/irq.h>

typedef struct {
	unsigned int __softirq_pending;
	unsigned int local_timer_irqs;
} ____cacheline_aligned irq_cpustat_t;

#include <linux/irq_cpustat.h>	/* Standard mappings for irq_cpustat_t above */

#if NR_IRQS > 256
#define HARDIRQ_BITS	9
#else
#define HARDIRQ_BITS	8
#endif

/*
 * The hardirq mask has to be large enough to have space
 * for potentially all IRQ sources in the system nesting
 * on a single CPU:
 */
#if (1 << HARDIRQ_BITS) < NR_IRQS
# error HARDIRQ_BITS is too low!
#endif

#define __ARCH_IRQ_EXIT_IRQS_DISABLED	1

#endif /* __ASM_HARDIRQ_H */