diff options
author | Paul Mundt <lethal@linux-sh.org> | 2009-04-21 17:12:16 +0900 |
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committer | Paul Mundt <lethal@linux-sh.org> | 2009-04-21 17:12:16 +0900 |
commit | 4db25d496c09fdf094d52d11a90ae51f9ee473c6 (patch) | |
tree | 77ab8003db1d6ccbcf3a9acafad26002fba37b63 /arch/m32r/include/asm/hardirq.h | |
parent | b8c193f88ebd8705b3e916532539031cd9fc0b4c (diff) | |
parent | 8c31813f31cd4403b46802866949a95a6e8fa584 (diff) |
Merge branch 'sh/stable-updates' into sh/for-2.6.30
Diffstat (limited to 'arch/m32r/include/asm/hardirq.h')
-rw-r--r-- | arch/m32r/include/asm/hardirq.h | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/arch/m32r/include/asm/hardirq.h b/arch/m32r/include/asm/hardirq.h new file mode 100644 index 00000000000..cb8aa762f23 --- /dev/null +++ b/arch/m32r/include/asm/hardirq.h @@ -0,0 +1,36 @@ +#ifdef __KERNEL__ +#ifndef __ASM_HARDIRQ_H +#define __ASM_HARDIRQ_H + +#include <linux/threads.h> +#include <linux/irq.h> + +typedef struct { + unsigned int __softirq_pending; +} ____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 + +static inline void ack_bad_irq(int irq) +{ + printk(KERN_CRIT "unexpected IRQ trap at vector %02x\n", irq); + BUG(); +} + +#endif /* __ASM_HARDIRQ_H */ +#endif /* __KERNEL__ */ |