| #ifndef __ASM_SOFTIRQ_H |
| #define __ASM_SOFTIRQ_H |
| |
| #include <asm/atomic.h> |
| #include <asm/hardirq.h> |
| |
| #define __cpu_bh_enable(cpu) \ |
| do { barrier(); local_bh_count(cpu)--; } while (0) |
| #define cpu_bh_disable(cpu) \ |
| do { local_bh_count(cpu)++; barrier(); } while (0) |
| |
| #define local_bh_disable() cpu_bh_disable(smp_processor_id()) |
| #define __local_bh_enable() __cpu_bh_enable(smp_processor_id()) |
| |
| #define in_softirq() (local_bh_count(smp_processor_id()) != 0) |
| |
| #define local_bh_enable() \ |
| do { \ |
| unsigned int *ptr = &local_bh_count(smp_processor_id()); \ |
| if (!--*ptr && ptr[-2]) \ |
| __asm__("bl%? __do_softirq": : : "lr");/* out of line */\ |
| } while (0) |
| |
| #endif /* __ASM_SOFTIRQ_H */ |