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Date: Tue, 18 Nov 2008 17:42:51 +0000
From: =?utf-8?Q?Am=C3=A9rico?= Wang <xiyou.wangcong@gmail.com>
To: LKML <linux-kernel@vger.kernel.org>
Cc: Al Viro <viro@zeniv.linux.org.uk>, Andrew Morton <akpm@osdl.org>,
       Jeff Dike <jdike@addtoit.com>,
       user-mode-linux-devel@lists.sourceforge.net
Subject: [Patch] uml: fix undeclared variables
Message-ID: <20081118174250.GE3185@hack.voiplan.pt>
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Fix three compile errors about undeclared variables in
arch/um/kernel/mem.c.

Signed-off-by: WANG Cong <wangcong@zeuux.org>
Cc: Jeff Dike <jdike@addtoit.com>
Cc: Al Viro <viro@zeniv.linux.org.uk>


---
diff --git a/arch/um/include/asm/fixmap.h b/arch/um/include/asm/fixmap.h
index 69c0252..0af143d 100644
--- a/arch/um/include/asm/fixmap.h
+++ b/arch/um/include/asm/fixmap.h
@@ -41,6 +41,9 @@ enum fixed_addresses {
 	__end_of_fixed_addresses
 };
 
+extern pte_t *pkmap_page_table;
+extern pte_t *kmap_pte;
+extern pgprot_t kmap_prot;
 extern void __set_fixmap (enum fixed_addresses idx,
 			  unsigned long phys, pgprot_t flags);