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-rw-r--r--arch/alpha/kernel/irq.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/arch/alpha/kernel/irq.c b/arch/alpha/kernel/irq.c
index 729c475d2269..dba4e70926f5 100644
--- a/arch/alpha/kernel/irq.c
+++ b/arch/alpha/kernel/irq.c
@@ -129,6 +129,7 @@ unlock:
129void 129void
130handle_irq(int irq, struct pt_regs * regs) 130handle_irq(int irq, struct pt_regs * regs)
131{ 131{
132 struct pt_regs *old_regs;
132 /* 133 /*
133 * We ack quickly, we don't want the irq controller 134 * We ack quickly, we don't want the irq controller
134 * thinking we're snobs just because some other CPU has 135 * thinking we're snobs just because some other CPU has
@@ -149,6 +150,7 @@ handle_irq(int irq, struct pt_regs * regs)
149 return; 150 return;
150 } 151 }
151 152
153 old_regs = set_irq_regs(regs);
152 irq_enter(); 154 irq_enter();
153 /* 155 /*
154 * __do_IRQ() must be called with IPL_MAX. Note that we do not 156 * __do_IRQ() must be called with IPL_MAX. Note that we do not
@@ -157,6 +159,7 @@ handle_irq(int irq, struct pt_regs * regs)
157 * at IPL 0. 159 * at IPL 0.
158 */ 160 */
159 local_irq_disable(); 161 local_irq_disable();
160 __do_IRQ(irq, regs); 162 __do_IRQ(irq);
161 irq_exit(); 163 irq_exit();
164 set_irq_regs(old_regs);
162} 165}