[PATCH 3.12 135/182] powerpc/compat: 32-bit little endian machine name is ppcle, not ppc
From: Jiri Slaby
Date: Tue May 13 2014 - 06:18:44 EST
From: Anton Blanchard <anton@xxxxxxxxx>
3.12-stable review patch. If anyone has any objections, please let me know.
===============
commit 422b9b9684db3c511e65c91842275c43f5910ae9 upstream.
I noticed this when testing setarch. No, we don't magically
support a big endian userspace on a little endian kernel.
Signed-off-by: Anton Blanchard <anton@xxxxxxxxx>
Signed-off-by: Benjamin Herrenschmidt <benh@xxxxxxxxxxxxxxxxxxx>
Signed-off-by: Jiri Slaby <jslaby@xxxxxxx>
---
arch/powerpc/include/asm/compat.h | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/arch/powerpc/include/asm/compat.h b/arch/powerpc/include/asm/compat.h
index a613d2c82fd9..b142b8e0ed9e 100644
--- a/arch/powerpc/include/asm/compat.h
+++ b/arch/powerpc/include/asm/compat.h
@@ -8,7 +8,11 @@
#include <linux/sched.h>
#define COMPAT_USER_HZ 100
+#ifdef __BIG_ENDIAN__
#define COMPAT_UTS_MACHINE "ppc\0\0"
+#else
+#define COMPAT_UTS_MACHINE "ppcle\0\0"
+#endif
typedef u32 compat_size_t;
typedef s32 compat_ssize_t;
--
1.9.3
--
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