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authorDavid Woodhouse <dwmw2@shinybook.infradead.org>2005-08-09 16:51:35 +0100
committerDavid Woodhouse <dwmw2@shinybook.infradead.org>2005-08-09 16:51:35 +0100
commitc973b112c76c9d8fd042991128f218a738cc8d0a (patch)
treee813b0da5d0a0e19e06de6462d145a29ad683026 /arch/x86_64/kernel/irq.c
parentc5fbc3966f48279dbebfde10248c977014aa9988 (diff)
parent00dd1e433967872f3997a45d5adf35056fdf2f56 (diff)
Merge with /shiny/git/linux-2.6/.git
Diffstat (limited to 'arch/x86_64/kernel/irq.c')
-rw-r--r--arch/x86_64/kernel/irq.c19
1 files changed, 19 insertions, 0 deletions
diff --git a/arch/x86_64/kernel/irq.c b/arch/x86_64/kernel/irq.c
index cc3fb85f514..849a20aec7c 100644
--- a/arch/x86_64/kernel/irq.c
+++ b/arch/x86_64/kernel/irq.c
@@ -135,3 +135,22 @@ void fixup_irqs(cpumask_t map)
local_irq_disable();
}
#endif
+
+extern void call_softirq(void);
+
+asmlinkage void do_softirq(void)
+{
+ __u32 pending;
+ unsigned long flags;
+
+ if (in_interrupt())
+ return;
+
+ local_irq_save(flags);
+ pending = local_softirq_pending();
+ /* Switch to interrupt stack */
+ if (pending)
+ call_softirq();
+ local_irq_restore(flags);
+}
+EXPORT_SYMBOL(do_softirq);