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File: [Development] / linux-2.4-xfs / include / asm-sh / softirq.h (download)

Revision 1.1, Wed Dec 31 00:54:49 2003 UTC (13 years, 9 months ago) by cattelan
Branch: MAIN
CVS Tags: HEAD 

Initial Import 2.4.24pre2

#ifndef __ASM_SH_SOFTIRQ_H
#define __ASM_SH_SOFTIRQ_H

#include <asm/atomic.h>
#include <asm/hardirq.h>

#define local_bh_disable()			\
do {						\
	local_bh_count(smp_processor_id())++;	\
	barrier();				\
} while (0)

#define __local_bh_enable()			\
do {						\
	barrier();				\
	local_bh_count(smp_processor_id())--;	\
} while (0)

#define local_bh_enable()				\
do {							\
	barrier();					\
	if (!--local_bh_count(smp_processor_id())	\
	    && softirq_pending(smp_processor_id())) {	\
		do_softirq();				\
	}						\
} while (0)

#define in_softirq() (local_bh_count(smp_processor_id()) != 0)

#endif /* __ASM_SH_SOFTIRQ_H */