diff options
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 00000000000..3d5d2c906ab --- /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 */ |