From: Ian Campbell <ian.campbell@citrix.com>
Date: Tue, 24 Nov 2009 10:16:23 +0000 (+0000)
Subject: xen: register timer interrupt with IRQF_TIMER
X-Git-Tag: v2.6.32.2~63
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=d7b1aedc1a241dcde39a8a35757b6b0797eac5ff;p=karo-tx-linux.git

xen: register timer interrupt with IRQF_TIMER

commit f350c7922faad3397c98c81a9e5658f5a1ef0214 upstream.

Otherwise the timer is disabled by dpm_suspend_noirq() which in turn prevents
correct operation of stop_machine on multi-processor systems and breaks
suspend.

Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---

diff --git a/arch/x86/xen/time.c b/arch/x86/xen/time.c
index 6bbff94328d2..9d1f853120d8 100644
--- a/arch/x86/xen/time.c
+++ b/arch/x86/xen/time.c
@@ -434,7 +434,7 @@ void xen_setup_timer(int cpu)
 		name = "<timer kasprintf failed>";
 
 	irq = bind_virq_to_irqhandler(VIRQ_TIMER, cpu, xen_timer_interrupt,
-				      IRQF_DISABLED|IRQF_PERCPU|IRQF_NOBALANCING,
+				      IRQF_DISABLED|IRQF_PERCPU|IRQF_NOBALANCING|IRQF_TIMER,
 				      name, NULL);
 
 	evt = &per_cpu(xen_clock_events, cpu);