blob: 89a3e3971cbd9142ee71d6fc97be1514ddc3fbc3 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
|
#ifndef __M68K_SOFTIRQ_H
#define __M68K_SOFTIRQ_H
/*
* Software interrupts.. no SMP here either.
*/
#include <asm/atomic.h>
#define local_bh_disable() (local_bh_count(smp_processor_id())++)
#define local_bh_enable() (local_bh_count(smp_processor_id())--)
#define in_softirq() (local_bh_count != 0)
/* These are for the irq's testing the lock */
#define softirq_trylock(cpu) (local_bh_count(cpu) ? 0 : (local_bh_count(cpu)=1))
#define softirq_endlock(cpu) (local_bh_count(cpu) = 0)
#define synchronize_bh() barrier()
#endif
|
