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powerpc: Make unaligned accesses endian-safe for powerpc 

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 <rprathip@linux.vnet.ibm.com>
Signed-off-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
hifive-unleashed-5.1
Rajesh B Prathipati 2013-12-16 18:58:22 +11:00 committed by Benjamin Herrenschmidt
parent 90ff5d688e
commit e8a00ad5e2
1 changed files with 6 additions and 1 deletions
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7
arch/powerpc/include/asm/unaligned.h
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@ -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 */