ia64/linux-2.6.18-xen.hg

view include/asm-arm/hardirq.h @ 782:9ab1c319531f

merge with linux-2.6.18-xen.hg
author Isaku Yamahata <yamahata@valinux.co.jp>
date Wed Jan 28 13:07:23 2009 +0900 (2009-01-28)
parents 831230e53067
children
line source
1 #ifndef __ASM_HARDIRQ_H
2 #define __ASM_HARDIRQ_H
4 #include <linux/cache.h>
5 #include <linux/threads.h>
6 #include <asm/irq.h>
8 typedef struct {
9 unsigned int __softirq_pending;
10 unsigned int local_timer_irqs;
11 } ____cacheline_aligned irq_cpustat_t;
13 #include <linux/irq_cpustat.h> /* Standard mappings for irq_cpustat_t above */
15 #if NR_IRQS > 256
16 #define HARDIRQ_BITS 9
17 #else
18 #define HARDIRQ_BITS 8
19 #endif
21 /*
22 * The hardirq mask has to be large enough to have space
23 * for potentially all IRQ sources in the system nesting
24 * on a single CPU:
25 */
26 #if (1 << HARDIRQ_BITS) < NR_IRQS
27 # error HARDIRQ_BITS is too low!
28 #endif
30 #define __ARCH_IRQ_EXIT_IRQS_DISABLED 1
32 #endif /* __ASM_HARDIRQ_H */