diff options
| author | Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com> | 2012-09-10 06:52:52 +0400 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2012-09-17 10:31:50 +0400 |
| commit | 7aa0727f3302931e698b3a7979ae5b9a4600da4e (patch) | |
| tree | e84d09c79e5be7fe03bbf339a42924d4fbe2095b /arch/powerpc/include/asm/page_64.h | |
| parent | 67550080b8288ee9b61e132e8ebc87d563f9c516 (diff) | |
| download | linux-7aa0727f3302931e698b3a7979ae5b9a4600da4e.tar.xz | |
powerpc/mm: Increase the slice range to 64TB
This patch makes the high psizes mask as an unsigned char array
so that we can have more than 16TB. Currently we support upto
64TB
Reviewed-by: Paul Mackerras <paulus@samba.org>
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/include/asm/page_64.h')
| -rw-r--r-- | arch/powerpc/include/asm/page_64.h | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/arch/powerpc/include/asm/page_64.h b/arch/powerpc/include/asm/page_64.h index fed85e6290e1..6c9bef4cb6a0 100644 --- a/arch/powerpc/include/asm/page_64.h +++ b/arch/powerpc/include/asm/page_64.h @@ -82,7 +82,11 @@ extern u64 ppc64_pft_size; struct slice_mask { u16 low_slices; - u16 high_slices; + /* + * This should be derived out of PGTABLE_RANGE. For the current + * max 64TB, u64 should be ok. + */ + u64 high_slices; }; struct mm_struct; |