From 35233da98a53eb95a28d16d3fd836801b84015a9 Mon Sep 17 00:00:00 2001
From: Simon Glass <sjg@chromium.org>
Date: Sun, 25 Sep 2016 21:33:23 -0600
Subject: x86: Allow interrupts to be disabled in 64-bit mode

Update the code to support both 32-bit and 64-bit modes.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>

diff --git a/arch/x86/cpu/interrupts.c b/arch/x86/cpu/interrupts.c
index dd2819a..46babe0 100644
--- a/arch/x86/cpu/interrupts.c
+++ b/arch/x86/cpu/interrupts.c
@@ -238,8 +238,11 @@ int disable_interrupts(void)
 {
 	long flags;
 
+#ifdef CONFIG_X86_64
+	asm volatile ("pushfq ; popq %0 ; cli\n" : "=g" (flags) : );
+#else
 	asm volatile ("pushfl ; popl %0 ; cli\n" : "=g" (flags) : );
-
+#endif
 	return flags & X86_EFLAGS_IF;
 }
 
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