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authorAl Viro <viro@zeniv.linux.org.uk>2008-08-17 19:13:17 -0400
committerH. Peter Anvin <hpa@zytor.com>2008-10-22 22:55:19 -0700
commit8ede0bdb63305d3353efd97e9af6210afb05734e (patch)
treea9500a323d0a2dcadca43c23b5c20186f6d9b724 /arch/um/include/asm/hardirq.h
parent8569c9140bd41089f9b6be8837ca421102714a90 (diff)
x86, um: initial part of asm-um move
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Diffstat (limited to 'arch/um/include/asm/hardirq.h')
-rw-r--r--arch/um/include/asm/hardirq.h25
1 files changed, 25 insertions, 0 deletions
diff --git a/arch/um/include/asm/hardirq.h b/arch/um/include/asm/hardirq.h
new file mode 100644
index 000000000000..313ebb8a2566
--- /dev/null
+++ b/arch/um/include/asm/hardirq.h
@@ -0,0 +1,25 @@
+/* (c) 2004 cw@f00f.org, GPLv2 blah blah */
+
+#ifndef __ASM_UM_HARDIRQ_H
+#define __ASM_UM_HARDIRQ_H
+
+#include <linux/threads.h>
+#include <linux/irq.h>
+
+/* NOTE: When SMP works again we might want to make this
+ * ____cacheline_aligned or maybe use per_cpu state? --cw */
+typedef struct {
+ unsigned int __softirq_pending;
+} irq_cpustat_t;
+
+#include <linux/irq_cpustat.h>
+
+/* As this would be very strange for UML to get we BUG() after the
+ * printk. */
+static inline void ack_bad_irq(unsigned int irq)
+{
+ printk(KERN_ERR "unexpected IRQ %02x\n", irq);
+ BUG();
+}
+
+#endif /* __ASM_UM_HARDIRQ_H */