patch-2.4.6 linux/include/asm-sparc64/softirq.h

• Lines: 24
• Date: Tue Jun 12 11:08:46 2001
• Orig file: v2.4.5/linux/include/asm-sparc64/softirq.h
• Orig date: Sun Aug 6 12:42:21 2000

diff -u --recursive --new-file v2.4.5/linux/include/asm-sparc64/softirq.h linux/include/asm-sparc64/softirq.h
@@ -11,8 +11,21 @@
 #include <asm/system.h>		/* for membar() */
 
 #define local_bh_disable()	(local_bh_count(smp_processor_id())++)
-#define local_bh_enable()	(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 __cpu_raise_softirq(cpu, nr)	(softirq_pending(cpu) |= (1<<nr))
+#define raise_softirq(nr)				\
+do {	unsigned long flags;				\
+	local_irq_save(flags);				\
+	__cpu_raise_softirq(smp_processor_id(), nr);	\
+	local_irq_restore(flags);			\
+} while (0)
 #define in_softirq() (local_bh_count(smp_processor_id()) != 0)
 
 #endif /* !(__SPARC64_SOFTIRQ_H) */