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Re: [PATCH] Declare highstart_pfn, highend_pfn only if CONFIG_HIGHMEM=y

To: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Subject: Re: [PATCH] Declare highstart_pfn, highend_pfn only if CONFIG_HIGHMEM=y
From: Ralf Baechle <ralf@linux-mips.org>
Date: Mon, 19 Feb 2007 15:00:29 +0000
Cc: linux-mips@linux-mips.org
In-reply-to: <20070218.005748.27954771.anemo@mba.ocn.ne.jp>
Original-recipient: rfc822;linux-mips@linux-mips.org
References: <20070218.005748.27954771.anemo@mba.ocn.ne.jp>
Sender: linux-mips-bounce@linux-mips.org
User-agent: Mutt/1.4.2.2i
On Sun, Feb 18, 2007 at 12:57:48AM +0900, Atsushi Nemoto wrote:

Thanks, I'll go for this slightly cleaner variant.

  Ralf

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

diff --git a/arch/mips/mm/init.c b/arch/mips/mm/init.c
index 13a4208..f08ae71 100644
--- a/arch/mips/mm/init.c
+++ b/arch/mips/mm/init.c
@@ -61,8 +61,6 @@
 
 DEFINE_PER_CPU(struct mmu_gather, mmu_gathers);
 
-unsigned long highstart_pfn, highend_pfn;
-
 /*
  * We have up to 8 empty zeroed pages so we can map one of the right colour
  * when needed.  This is necessary only on R4000 / R4400 SC and MC versions
@@ -261,6 +259,8 @@ EXPORT_SYMBOL(copy_from_user_page);
 
 
 #ifdef CONFIG_HIGHMEM
+unsigned long highstart_pfn, highend_pfn;
+
 pte_t *kmap_pte;
 pgprot_t kmap_prot;
 

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