From 746ff60f2627626fca0d8ddbf6b1f04d505782f4 Mon Sep 17 00:00:00 2001
From: Glauber de Oliveira Costa <gcosta@redhat.com>
Date: Wed, 30 Jan 2008 13:31:27 +0100
Subject: x86: move desc_empty to where they belong

This patch moves the (duplicated) desc_empty implementation to desc.h,
where the descriptor things belong.

Signed-off-by: Glauber de Oliveira Costa <gcosta@redhat.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
---
 include/asm-x86/desc.h | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'include/asm-x86/desc.h')

diff --git a/include/asm-x86/desc.h b/include/asm-x86/desc.h
index e9356a85202..e17581ad882 100644
--- a/include/asm-x86/desc.h
+++ b/include/asm-x86/desc.h
@@ -71,6 +71,12 @@ static inline void pack_gate(gate_desc *gate, unsigned char type,
 
 #endif
 
+static inline int desc_empty(const void *ptr)
+{
+	const u32 *desc = ptr;
+	return !(desc[0] | desc[1]);
+}
+
 #ifdef CONFIG_PARAVIRT
 #include <asm/paravirt.h>
 #else
-- 
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