patch-2.3.99-pre8 linux/include/asm-s390/softirq.h

• Lines: 36
• Date: Fri May 12 11:41:44 2000
• Orig file: v2.3.99-pre7/linux/include/asm-s390/softirq.h
• Orig date: Wed Dec 31 16:00:00 1969

diff -u --recursive --new-file v2.3.99-pre7/linux/include/asm-s390/softirq.h linux/include/asm-s390/softirq.h
@@ -0,0 +1,35 @@
+/*
+ *  include/asm-s390/softirq.h
+ *
+ *  S390 version
+ *
+ *  Derived from "include/asm-i386/softirq.h"
+ */
+
+#ifndef __ASM_SOFTIRQ_H
+#define __ASM_SOFTIRQ_H
+
+#ifndef __LINUX_SMP_H
+#include <linux/smp.h>
+#endif
+
+#include <asm/atomic.h>
+#include <asm/hardirq.h>
+#include <asm/lowcore.h>
+
+#define cpu_bh_disable(cpu)	do { atomic_inc(&S390_lowcore.local_bh_count); barrier(); } while (0)
+#define cpu_bh_enable(cpu)	do { barrier(); atomic_dec(&S390_lowcore.local_bh_count); } 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() (atomic_read(&S390_lowcore.local_bh_count) != 0)
+
+#endif	/* __ASM_SOFTIRQ_H */
+
+
+
+
+
+
+