diff options
| author | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2009-03-19 15:34:15 -0400 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2009-03-23 22:47:34 -0400 |
| commit | a033a487f8ae79800a15774cb6565cbbca685fc6 (patch) | |
| tree | aca38e1e3d92ac1be2d4d965dd48a8eaa6d14b40 /arch/powerpc/include/asm/pte-hash64.h | |
| parent | ff7c660092de1f70e156cf95784a4b55556412d9 (diff) | |
powerpc/mm: Add option for non-atomic PTE updates to ppc64
ppc32 has it already, add it to ppc64 as a preliminary for adding
support for Book3E 64-bit support
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/include/asm/pte-hash64.h')
| -rw-r--r-- | arch/powerpc/include/asm/pte-hash64.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/pte-hash64.h b/arch/powerpc/include/asm/pte-hash64.h index b61b7e4a18de..0419eeb53274 100644 --- a/arch/powerpc/include/asm/pte-hash64.h +++ b/arch/powerpc/include/asm/pte-hash64.h | |||
| @@ -41,6 +41,8 @@ | |||
| 41 | #define _PTEIDX_SECONDARY 0x8 | 41 | #define _PTEIDX_SECONDARY 0x8 |
| 42 | #define _PTEIDX_GROUP_IX 0x7 | 42 | #define _PTEIDX_GROUP_IX 0x7 |
| 43 | 43 | ||
| 44 | /* Hash table based platforms need atomic updates of the linux PTE */ | ||
| 45 | #define PTE_ATOMIC_UPDATES 1 | ||
| 44 | 46 | ||
| 45 | #ifdef CONFIG_PPC_64K_PAGES | 47 | #ifdef CONFIG_PPC_64K_PAGES |
| 46 | #include <asm/pte-hash64-64k.h> | 48 | #include <asm/pte-hash64-64k.h> |