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author | Vegard Nossum <vegard.nossum@gmail.com> | 2009-06-15 15:50:49 +0200 |
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committer | Vegard Nossum <vegard.nossum@gmail.com> | 2009-06-15 15:50:49 +0200 |
commit | 722f2a6c87f34ee0fd0130a8cf45f81e0705594a (patch) | |
tree | 50b054df34d2731eb0ba0cf1a6c27e43e7eed428 /include/asm-generic/hardirq.h | |
parent | 7a0aeb14e18ad59394bd9bbc6e57fb345819e748 (diff) | |
parent | 45e3e1935e2857c54783291107d33323b3ef33c8 (diff) |
Merge commit 'linus/master' into HEAD
Conflicts:
MAINTAINERS
Signed-off-by: Vegard Nossum <vegard.nossum@gmail.com>
Diffstat (limited to 'include/asm-generic/hardirq.h')
-rw-r--r-- | include/asm-generic/hardirq.h | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/include/asm-generic/hardirq.h b/include/asm-generic/hardirq.h new file mode 100644 index 000000000000..3d5d2c906ab3 --- /dev/null +++ b/include/asm-generic/hardirq.h @@ -0,0 +1,34 @@ +#ifndef __ASM_GENERIC_HARDIRQ_H +#define __ASM_GENERIC_HARDIRQ_H + +#include <linux/cache.h> +#include <linux/threads.h> +#include <linux/irq.h> + +typedef struct { + unsigned long __softirq_pending; +} ____cacheline_aligned irq_cpustat_t; + +#include <linux/irq_cpustat.h> /* Standard mappings for irq_cpustat_t above */ + +#ifndef HARDIRQ_BITS +#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 + +#ifndef ack_bad_irq +static inline void ack_bad_irq(unsigned int irq) +{ + printk(KERN_CRIT "unexpected IRQ trap at vector %02x\n", irq); +} +#endif + +#endif /* __ASM_GENERIC_HARDIRQ_H */ |