linux-kernel - [2.6 patch] frv: export empty_zero

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Message-ID: <20080521195454.GJ15355@cs181133002.pp.htv.fi>
Date:	Wed, 21 May 2008 22:54:54 +0300
From:	Adrian Bunk <bunk@...nel.org>
To:	David Howells <dhowells@...hat.com>
Cc:	linux-kernel@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: [2.6 patch] frv: export empty_zero_page

On Wed, May 21, 2008 at 08:24:45PM +0100, David Howells wrote:
> Adrian Bunk <bunk@...nel.org> wrote:
> 
> > > > EXPORT_SYMBOL_GPL(empty_zero_page);
> > > 
> > > EXPORT_SYMBOL() as elsewhere please.
> > 
> > ia64 also has EXPORT_SYMBOL_GPL...
> 
> Okay, everywhere barring ia64 then.

Updated patch below.

> David

cu
Adrian


<--  snip  -->


This patch fixes the following build error:

<--  snip  -->

...
  MODPOST 1845 modules
ERROR: "empty_zero_page" [fs/ext4/ext4dev.ko] undefined!
...
make[2]: *** [__modpost] Error 1

<--  snip  -->

Reported-by: Adrian Bunk <bunk@...nel.org>
Signed-off-by: Adrian Bunk <bunk@...nel.org>

---

 arch/frv/mm/init.c |    3 +++
 1 file changed, 3 insertions(+)

69b697b58fe1a9d7f871285768efdbec443ad2e8 diff --git a/arch/frv/mm/init.c b/arch/frv/mm/init.c
index b841ecf..9af7740 100644
--- a/arch/frv/mm/init.c
+++ b/arch/frv/mm/init.c
@@ -26,6 +26,7 @@
 #include <linux/types.h>
 #include <linux/bootmem.h>
 #include <linux/highmem.h>
+#include <linux/module.h>
 
 #include <asm/setup.h>
 #include <asm/segment.h>
@@ -56,7 +57,9 @@ DEFINE_PER_CPU(struct mmu_gather, mmu_gathers);
  */
 static unsigned long empty_bad_page_table;
 static unsigned long empty_bad_page;
+
 unsigned long empty_zero_page;
+EXPORT_SYMBOL(empty_zero_page);
 
 /*****************************************************************************/
 /*

--
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