Subject: [PATCH -next] m68k/m68knommu: Implement __get_user_unaligned/__put_user_unaligned()

From: Geert Uytterhoeven <[email-masked]>
Date: Tue, 3 Sep 2013 11:30:34 +0200

fs/btrfs/ioctl.c: In function ‘btrfs_ioctl_file_extent_same’:
fs/btrfs/ioctl.c:2802: error: implicit declaration of function ‘__put_user_unaligned’

Signed-off-by: Geert Uytterhoeven <[email-masked]>
---
http://kisskb.ellerman.id.au/kisskb/buildresult/9455452/

Btrfs is the first user of __put_user_unaligned() outside the compat code,
hence now all 32-bit architectures should make sure to implement this, too.

 arch/m68k/include/asm/uaccess.h |    7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/arch/m68k/include/asm/uaccess.h b/arch/m68k/include/asm/uaccess.h
index 639c731..3fadc4a 100644
--- a/arch/m68k/include/asm/uaccess.h
+++ b/arch/m68k/include/asm/uaccess.h
@@ -3,3 +3,10 @@
 #else
 #include <asm/uaccess_mm.h>
 #endif
+
+#ifdef CONFIG_CPU_HAS_NO_UNALIGNED
+#include <asm-generic/uaccess-unaligned.h>
+#else
+#define __get_user_unaligned(x, ptr)	__get_user((x), (ptr))
+#define __put_user_unaligned(x, ptr)	__put_user((x), (ptr))
+#endif
-- 
1.7.9.5