2 * include/asm-s390/softirq.h
6 * Derived from "include/asm-i386/softirq.h"
9 #ifndef __ASM_SOFTIRQ_H
10 #define __ASM_SOFTIRQ_H
13 #include <linux/smp.h>
16 #include <asm/atomic.h>
17 #include <asm/hardirq.h>
18 #include <asm/lowcore.h>
20 #define __cpu_bh_enable(cpu) \
21 do { barrier(); local_bh_count(cpu)--; } while (0)
22 #define cpu_bh_disable(cpu) \
23 do { local_bh_count(cpu)++; barrier(); } while (0)
25 #define local_bh_disable() cpu_bh_disable(smp_processor_id())
26 #define __local_bh_enable() __cpu_bh_enable(smp_processor_id())
28 #define in_softirq() (local_bh_count(smp_processor_id()) != 0)
30 extern void do_call_softirq(void);
32 #define local_bh_enable() \
34 unsigned int *ptr = &local_bh_count(smp_processor_id()); \
37 if (softirq_pending(smp_processor_id())) \
38 /* Use the async. stack for softirq */ \
42 #endif /* __ASM_SOFTIRQ_H */