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| author | Anton Blanchard <anton@samba.org> | 2013-08-07 02:01:46 +1000 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2013-08-14 15:33:35 +1000 |
| commit | 7ffcf8ec26f4b94b95b1297131d223b121d951e5 (patch) | |
| tree | 7b4b47eaeafe56c253350b14470fecf03b40277f /arch/powerpc/include/asm/asm-compat.h | |
| parent | c72cd555e828b710bce8c3635254dbb483397142 (diff) | |
| download | op-kernel-dev-7ffcf8ec26f4b94b95b1297131d223b121d951e5.zip op-kernel-dev-7ffcf8ec26f4b94b95b1297131d223b121d951e5.tar.gz | |
powerpc: Fix little endian lppaca, slb_shadow and dtl_entry
The lppaca, slb_shadow and dtl_entry hypervisor structures are
big endian, so we have to byte swap them in little endian builds.
LE KVM hosts will also need to be fixed but for now add an #error
to remind us.
Signed-off-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/include/asm/asm-compat.h')
| -rw-r--r-- | arch/powerpc/include/asm/asm-compat.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/asm-compat.h b/arch/powerpc/include/asm/asm-compat.h index 6e82f5f..4b237aa 100644 --- a/arch/powerpc/include/asm/asm-compat.h +++ b/arch/powerpc/include/asm/asm-compat.h @@ -32,6 +32,15 @@ #define PPC_MTOCRF(FXM, RS) MTOCRF((FXM), RS) #define PPC_LR_STKOFF 16 #define PPC_MIN_STKFRM 112 + +#ifdef __BIG_ENDIAN__ +#define LDX_BE stringify_in_c(ldx) +#define STDX_BE stringify_in_c(stdx) +#else +#define LDX_BE stringify_in_c(ldbrx) +#define STDX_BE stringify_in_c(stdbrx) +#endif + #else /* 32-bit */ /* operations for longs and pointers */ |
