From: David Vrabel <david.vrabel@citrix.com>
Date: Thu, 15 May 2014 13:32:01 +0000 (+0200)
Subject: x86/nmi: remove spurious local_irq_enable from check_nmi_watchdog()
X-Git-Tag: archive/raspbian/4.8.0-1+rpi1~1^2~5003
X-Git-Url: https://dgit.raspbian.org/?a=commitdiff_plain;h=d8af81a848e78f9a98b7a8c4e30dca31bbb7c5d0;p=xen.git

x86/nmi: remove spurious local_irq_enable from check_nmi_watchdog()

All callers of check_nmi_watchdog() already have local irqs enabled so
remove the unpaired local_irq_enable().

Signed-off-by: David Vrabel <david.vrabel@citrix.com>
Reviewed-by: Andrew Cooper <andrew.cooper3@citrix.com>
Reviewed-by: Tim Deegan <tim@xen.org>
---

diff --git a/xen/arch/x86/nmi.c b/xen/arch/x86/nmi.c
index 526020b1b6..18d3820b76 100644
--- a/xen/arch/x86/nmi.c
+++ b/xen/arch/x86/nmi.c
@@ -126,7 +126,6 @@ int __init check_nmi_watchdog (void)
 
     for_each_online_cpu ( cpu )
         prev_nmi_count[cpu] = nmi_count(cpu);
-    local_irq_enable();
 
     /* Wait for 10 ticks.  Busy-wait on all CPUs: the LAPIC counter that
      * the NMI watchdog uses only runs while the core's not halted */