From: Geert Uytterhoeven <geert@linux-m68k.org>
To: linux-m68k@lists.linux-m68k.org, linux-arch@vger.kernel.org
Cc: linux-next@vger.kernel.org, linux-kernel@vger.kernel.org,
Geert Uytterhoeven <geert@linux-m68k.org>
Subject: [PATCH -next] m68k/m68knommu: Implement __get_user_unaligned/__put_user_unaligned()
Date: Tue, 3 Sep 2013 11:30:34 +0200 [thread overview]
Message-ID: <1378200634-24716-1-git-send-email-geert@linux-m68k.org> (raw)
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 <geert@linux-m68k.org>
---
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
reply other threads:[~2013-09-03 9:30 UTC|newest]
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