From: Rajesh B Prathipati <[email protected]>
The generic put_unaligned/get_unaligned macros were made endian-safe by
calling the appropriate endian dependent macros based on the endian type
of the powerpc processor.
Signed-off-by: Rajesh B Prathipati <[email protected]>
---
This patch applies to linux kernel version 3.12. This patch has been
tested and it fixes the problem with linux 3.12 USB stack.
--- linux/arch/powerpc/include/asm/unaligned.h.orig 2013-12-12
00:07:05.329073544 -0200
+++ linux/arch/powerpc/include/asm/unaligned.h 2013-12-11
23:56:52.918630238 -0200
@@ -4,13 +4,18 @@
#ifdef __KERNEL__
/*
- * The PowerPC can do unaligned accesses itself in big endian mode.
+ * The PowerPC can do unaligned accesses itself based on its endian mode.
*/
#include <linux/unaligned/access_ok.h>
#include <linux/unaligned/generic.h>
+#ifdef __LITTLE_ENDIAN__
+#define get_unaligned __get_unaligned_le
+#define put_unaligned __put_unaligned_le
+#else
#define get_unaligned __get_unaligned_be
#define put_unaligned __put_unaligned_be
+#endif
#endif /* __KERNEL__ */
#endif /* _ASM_POWERPC_UNALIGNED_H */
--
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