From: Adrian Bunk <bunk@stusta.de>

On Sun, Aug 13, 2006 at 01:24:54AM -0700, Andrew Morton wrote:
>...
> Changes since 2.6.18-rc3-mm2:
>...
> +generic-ioremap_page_range-i386-conversion.patch
>...
>  Code consolidation

This gives the following compile error with
-Werror-implicit-function-declaration:

<--  snip  -->

...
  CC      arch/i386/mm/ioremap.o
/home/bunk/linux/kernel-2.6/linux-2.6.18-rc4-mm1/arch/i386/mm/ioremap.c:
In function ‘ioremap_nocache’:
/home/bunk/linux/kernel-2.6/linux-2.6.18-rc4-mm1/arch/i386/mm/ioremap.c:142:
error: implicit declaration of function ‘change_page_attr’
/home/bunk/linux/kernel-2.6/linux-2.6.18-rc4-mm1/arch/i386/mm/ioremap.c:146:
error: implicit declaration of function ‘global_flush_tlb’

<--  snip  -->

If anyone with CONFIG_X86_PAE=y experiences runtime stack corruption,
the patch below might help.

Signed-off-by: Adrian Bunk <bunk@stusta.de>
Cc: Haavard Skinnemoen <hskinnemoen@atmel.com>
Cc: Andi Kleen <ak@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
---

 arch/i386/mm/ioremap.c |    1 +
 1 file changed, 1 insertion(+)

diff -puN arch/i386/mm/ioremap.c~generic-ioremap_page_range-i386-conversion-fix arch/i386/mm/ioremap.c
--- a/arch/i386/mm/ioremap.c~generic-ioremap_page_range-i386-conversion-fix
+++ a/arch/i386/mm/ioremap.c
@@ -14,6 +14,7 @@
 #include <linux/module.h>
 #include <linux/io.h>
 #include <asm/fixmap.h>
+#include <asm/cacheflush.h>
 #include <asm/tlbflush.h>
 #include <asm/pgtable.h>
 
_