[Xen-changelog] [xen-3.2-testing] x86: machine_halt() forcibly re-enables IRQs as it may be called from

["Xen patchbot-3.2-testing" <patchbot-3.2-testing@xxxxxxxxxxxxxxxxxxx>]

# HG changeset patch
# User Keir Fraser <keir.fraser@xxxxxxxxxx>
# Date 1213291879 -3600
# Node ID d31315b23f286ee8e6d2edd523d53a876a95d3fb
# Parent  edd6da34bfb94b42382d3f59ebc2462bcd63fa52
x86: machine_halt() forcibly re-enables IRQs as it may be called from
panic() which itself may be called in an IRQ-safe critical section.
Signed-off-by: Keir Fraser <keir.fraser@xxxxxxxxxx>
xen-unstable changeset:   17837:a3319f32496fd93a545fc354ce3944072cc32e5e
xen-unstable date:        Thu Jun 12 16:09:08 2008 +0100
---
 xen/arch/x86/shutdown.c |    1 +
 1 files changed, 1 insertion(+)

diff -r edd6da34bfb9 -r d31315b23f28 xen/arch/x86/shutdown.c
--- a/xen/arch/x86/shutdown.c   Thu Jun 12 18:30:53 2008 +0100
+++ b/xen/arch/x86/shutdown.c   Thu Jun 12 18:31:19 2008 +0100
@@ -50,6 +50,7 @@ void machine_halt(void)
 {
     watchdog_disable();
     console_start_sync();
+    local_irq_enable();
     smp_call_function(__machine_halt, NULL, 1, 0);
     __machine_halt(NULL);
 }

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