| /* softirq.h: 32-bit Sparc soft IRQ support. |
| * |
| * Copyright (C) 1997 David S. Miller (davem@caip.rutgers.edu) |
| * Copyright (C) 1998-99 Anton Blanchard (anton@progsoc.uts.edu.au) |
| */ |
| |
| #ifndef __SPARC_SOFTIRQ_H |
| #define __SPARC_SOFTIRQ_H |
| |
| #include <linux/threads.h> /* For NR_CPUS */ |
| |
| #include <asm/atomic.h> |
| #include <asm/smp.h> |
| #include <asm/hardirq.h> |
| |
| #define local_bh_disable() (local_bh_count(smp_processor_id())++) |
| #define __local_bh_enable() (local_bh_count(smp_processor_id())--) |
| #define local_bh_enable() \ |
| do { if (!--local_bh_count(smp_processor_id()) && \ |
| softirq_pending(smp_processor_id())) { \ |
| do_softirq(); \ |
| __sti(); \ |
| } \ |
| } while (0) |
| #define in_softirq() (local_bh_count(smp_processor_id()) != 0) |
| |
| #endif /* __SPARC_SOFTIRQ_H */ |
