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authorRalf Baechle <ralf@linux-mips.org>2000-08-08 18:54:49 +0000
committerRalf Baechle <ralf@linux-mips.org>2000-08-08 18:54:49 +0000
commit5514f4babeeb3af00ee0c325e3cda7a562cc3d65 (patch)
treeedd733879cab73e41324a99ca5da7bc154c4196d /include/asm-alpha/hardirq.h
parent6a9366db547e958e8c9bf8e1c13bcea6cb2bf393 (diff)
Merge with Linux 2.4.0-test6-pre4.
Diffstat (limited to 'include/asm-alpha/hardirq.h')
-rw-r--r--include/asm-alpha/hardirq.h26
1 files changed, 15 insertions, 11 deletions
diff --git a/include/asm-alpha/hardirq.h b/include/asm-alpha/hardirq.h
index 3961ac4a4..66ab89ce4 100644
--- a/include/asm-alpha/hardirq.h
+++ b/include/asm-alpha/hardirq.h
@@ -1,20 +1,19 @@
#ifndef _ALPHA_HARDIRQ_H
#define _ALPHA_HARDIRQ_H
-/* Initially just a straight copy of the i386 code. */
-
#include <linux/config.h>
#include <linux/threads.h>
-#ifndef CONFIG_SMP
-extern int __local_irq_count;
-#define local_irq_count(cpu) ((void)(cpu), __local_irq_count)
-extern unsigned long __irq_attempt[];
-#define irq_attempt(cpu, irq) ((void)(cpu), __irq_attempt[irq])
-#else
-#define local_irq_count(cpu) (cpu_data[cpu].irq_count)
-#define irq_attempt(cpu, irq) (cpu_data[cpu].irq_attempt[irq])
-#endif
+/* entry.S is sensitive to the offsets of these fields */
+typedef struct {
+ unsigned int __softirq_active;
+ unsigned int __softirq_mask;
+ unsigned int __local_irq_count;
+ unsigned int __local_bh_count;
+ unsigned int __syscall_count;
+} ____cacheline_aligned irq_cpustat_t;
+
+#include <linux/irq_cpustat.h> /* Standard mappings for irq_cpustat_t above */
/*
* Are we in an interrupt context? Either doing bottom half
@@ -31,6 +30,9 @@ extern unsigned long __irq_attempt[];
#ifndef CONFIG_SMP
+extern unsigned long __irq_attempt[];
+#define irq_attempt(cpu, irq) ((void)(cpu), __irq_attempt[irq])
+
#define hardirq_trylock(cpu) (local_irq_count(cpu) == 0)
#define hardirq_endlock(cpu) ((void) 0)
@@ -41,6 +43,8 @@ extern unsigned long __irq_attempt[];
#else
+#define irq_attempt(cpu, irq) (cpu_data[cpu].irq_attempt[irq])
+
#include <asm/atomic.h>
#include <linux/spinlock.h>
#include <asm/smp.h>