From: Cyrill Gorcunov <gorcunov@gmail.com>

Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
---
 arch/x86/kernel/apic_32.c |    3 +++
 arch/x86/kernel/apic_64.c |    2 ++
 2 files changed, 5 insertions(+), 0 deletions(-)

diff --git a/arch/x86/kernel/apic_32.c b/arch/x86/kernel/apic_32.c
index 63bebb3..0f52bdd 100644
--- a/arch/x86/kernel/apic_32.c
+++ b/arch/x86/kernel/apic_32.c
@@ -718,6 +718,9 @@ void smp_apic_timer_interrupt(struct pt_regs *regs)
 	 * Besides, if we don't timer interrupts ignore the global
 	 * interrupt lock, which is the WrongThing (tm) to do.
 	 */
+#ifdef CONFIG_X86_64
+	exit_idle();
+#endif
 	irq_enter();
 	local_apic_timer_interrupt();
 	irq_exit();
diff --git a/arch/x86/kernel/apic_64.c b/arch/x86/kernel/apic_64.c
index 283968d..2e10911 100644
--- a/arch/x86/kernel/apic_64.c
+++ b/arch/x86/kernel/apic_64.c
@@ -625,7 +625,9 @@ void smp_apic_timer_interrupt(struct pt_regs *regs)
 	 * Besides, if we don't timer interrupts ignore the global
 	 * interrupt lock, which is the WrongThing (tm) to do.
 	 */
+#ifdef CONFIG_X86_64
 	exit_idle();
+#endif
 	irq_enter();
 	local_apic_timer_interrupt();
 	irq_exit();
-- 
1.5.4.5

--
unsubscribe notice
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/