From: Huang, Ying <ying.huang@intel.com>
Date: Wed, 30 Jan 2008 12:33:44 +0000 (+0100)
Subject: x86: early_ioremap_reset fix
X-Git-Tag: v2.6.25-rc1~1143^2~129
X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=64a8f852a20e90bf3018d3ace5b7f514f39db4cd;p=linux-2.6

x86: early_ioremap_reset fix

This patch fixes a bug of early_ioremap_reset.

Signed-off-by: Huang Ying <ying.huang@intel.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
---

diff --git a/arch/x86/mm/ioremap_32.c b/arch/x86/mm/ioremap_32.c
index 43b5e9fd63..bfd7b8b2fe 100644
--- a/arch/x86/mm/ioremap_32.c
+++ b/arch/x86/mm/ioremap_32.c
@@ -247,7 +247,7 @@ void __init early_ioremap_reset(void)
 	unsigned long *pte, phys, addr;
 
 	after_paging_init = 1;
-	for (idx = FIX_BTMAP_BEGIN; idx <= FIX_BTMAP_END; idx--) {
+	for (idx = FIX_BTMAP_BEGIN; idx >= FIX_BTMAP_END; idx--) {
 		addr = fix_to_virt(idx);
 		pte = early_ioremap_pte(addr);
 		if (!*pte & _PAGE_PRESENT) {