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| author |   Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com> | 2013-06-20 14:30:26 +0530 |
|---|---|---|
| committer |   Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2013-06-21 16:01:58 +1000 |
| commit | 437d496457a30ce9ccccb94b2373c201b2558392 (patch) | |
| tree | 401857d741564eff170764518ed5acbeacc43f63 /arch/powerpc/include/asm/pgtable-ppc64.h | |
| parent | powerpc: split hugepage when using subpage protection (diff) | |
| download | linux-dev-437d496457a30ce9ccccb94b2373c201b2558392.tar.xz linux-dev-437d496457a30ce9ccccb94b2373c201b2558392.zip | |
powerpc/THP: Enable THP on PPC64
We enable only if the we support 16MB page size.
Reviewed-by: David Gibson <dwg@au1.ibm.com>
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/pgtable-ppc64.h')
| -rw-r--r-- | arch/powerpc/include/asm/pgtable-ppc64.h | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/arch/powerpc/include/asm/pgtable-ppc64.h b/arch/powerpc/include/asm/pgtable-ppc64.h index e71bd25d62d7..46db09414a10 100644 --- a/arch/powerpc/include/asm/pgtable-ppc64.h +++ b/arch/powerpc/include/asm/pgtable-ppc64.h @@ -444,8 +444,7 @@ static inline int pmd_trans_splitting(pmd_t pmd) return 0; } -/* We will enable it in the last patch */ -#define has_transparent_hugepage() 0 +extern int has_transparent_hugepage(void); #endif /* CONFIG_TRANSPARENT_HUGEPAGE */ static inline pte_t pmd_pte(pmd_t pmd) |