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| author | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2007-05-08 16:27:28 +1000 |
|---|---|---|
| committer | Paul Mackerras <paulus@samba.org> | 2007-05-09 16:35:00 +1000 |
| commit | 16c2d476232523260c495eafbf9cdc1be984b7df (patch) | |
| tree | fb6614b9752b51864e121317478088978823792c /include/asm-powerpc/pgtable-4k.h | |
| parent | d0f13e3c20b6fb73ccb467bdca97fa7cf5a574cd (diff) | |
| download | linux-16c2d476232523260c495eafbf9cdc1be984b7df.tar.gz linux-16c2d476232523260c495eafbf9cdc1be984b7df.tar.bz2 linux-16c2d476232523260c495eafbf9cdc1be984b7df.zip | |
[POWERPC] Add ability to 4K kernel to hash in 64K pages
This adds the ability for a kernel compiled with 4K page size
to have special slices containing 64K pages and hash the right type
of hash PTEs.
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'include/asm-powerpc/pgtable-4k.h')
| -rw-r--r-- | include/asm-powerpc/pgtable-4k.h | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/include/asm-powerpc/pgtable-4k.h b/include/asm-powerpc/pgtable-4k.h index 1744d6ac12a2..add5481fd7c7 100644 --- a/include/asm-powerpc/pgtable-4k.h +++ b/include/asm-powerpc/pgtable-4k.h @@ -80,7 +80,11 @@ #define pte_iterate_hashed_end() } while(0) -#define pte_pagesize_index(pte) MMU_PAGE_4K +#ifdef CONFIG_PPC_HAS_HASH_64K +#define pte_pagesize_index(mm, addr, pte) get_slice_psize(mm, addr) +#else +#define pte_pagesize_index(mm, addr, pte) MMU_PAGE_4K +#endif /* * 4-level page tables related bits |