From 02deada161fdc5639159ca4e3991665d6cc46f2d Mon Sep 17 00:00:00 2001
From: Matt Fleming <matt.fleming@intel.com>
Date: Wed, 3 Jul 2013 22:09:15 +0100
Subject: idle: enable interrupts before idling

Users are *still* reporting executing __idle() with interrupts disabled,
which ultimately leads to a hang. Just enable them explicitly before
idling.

Cc: H. Peter Anvin <hpa@zytor.com>
Signed-off-by: Matt Fleming <matt.fleming@intel.com>
---
 core/idle.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/core/idle.c b/core/idle.c
index 7f76a14c..16d10d58 100644
--- a/core/idle.c
+++ b/core/idle.c
@@ -43,6 +43,7 @@ __export void __idle(void)
     if (idle_hook_func && idle_hook_func())
 	return;			/* Nonzero return = do not idle */
 
+    sti();
     if (NoHalt)
 	cpu_relax();
     else
-- 
cgit v1.2.1