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| author | Rajesh B Prathipati <rprathip@linux.vnet.ibm.com> | 2013-12-16 18:58:22 +1100 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2013-12-30 14:02:29 +1100 |
| commit | e8a00ad5e238421ded856ea39f692b94c2d324eb (patch) | |
| tree | 684f467c9e0d047c6d251a903862613fe39c2815 | |
| parent | 90ff5d688e61f49f23545ffab6228bd7e87e6dc7 (diff) | |
| download | lwn-e8a00ad5e238421ded856ea39f692b94c2d324eb.tar.gz lwn-e8a00ad5e238421ded856ea39f692b94c2d324eb.zip | |
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>
| -rw-r--r-- | arch/powerpc/include/asm/unaligned.h | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/arch/powerpc/include/asm/unaligned.h b/arch/powerpc/include/asm/unaligned.h index 5f1b1e3c2137..8296381ae432 100644 --- a/arch/powerpc/include/asm/unaligned.h +++ b/arch/powerpc/include/asm/unaligned.h @@ -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 */ |