2.6.27-stable review patch.  If anyone has any objections, please let us know.

------------------

From: Venkatesh Pallipadi <venkatesh.pallipadi@intel.com>

commit 89cedfefca1d446ee2598fd3bcbb23ee3802e26a upstream

http://bugzilla.kernel.org/show_bug.cgi?id=11345

Signed-off-by: Venkatesh Pallipadi <venkatesh.pallipadi@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
Cc: Thomas Renninger <trenn@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

---
 arch/x86/Kconfig          |    3 +++
 drivers/cpuidle/cpuidle.c |    4 ++++
 2 files changed, 7 insertions(+)

--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -123,6 +123,9 @@ config GENERIC_TIME_VSYSCALL
 config ARCH_HAS_CPU_RELAX
 	def_bool y
 
+config ARCH_HAS_DEFAULT_IDLE
+	def_bool y
+
 config ARCH_HAS_CACHE_LINE_SIZE
 	def_bool y
 
--- a/drivers/cpuidle/cpuidle.c
+++ b/drivers/cpuidle/cpuidle.c
@@ -56,7 +56,11 @@ static void cpuidle_idle_call(void)
 		if (pm_idle_old)
 			pm_idle_old();
 		else
+#if defined(CONFIG_ARCH_HAS_DEFAULT_IDLE)
+			default_idle();
+#else
 			local_irq_enable();
+#endif
 		return;
 	}
 

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