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authorAneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>2015-12-01 06:36:55 +0300
committerMichael Ellerman <mpe@ellerman.id.au>2015-12-14 07:19:15 +0300
commit62607bc64c5cbb8d9b330da4be34c6d5302348af (patch)
tree23f1f742879e37efe67eeccb3903d692aa94f63a /arch/powerpc/mm/init_64.c
parent6a119eae942c51ccf1091936c534bac12cae630e (diff)
downloadlinux-62607bc64c5cbb8d9b330da4be34c6d5302348af.tar.xz
powerpc/mm: Don't hardcode page table size
pte and pmd table size are dependent on config items. Don't hard code the same. This make sure we use the right value when masking pmd entries and also while checking pmd_bad Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/powerpc/mm/init_64.c')
-rw-r--r--arch/powerpc/mm/init_64.c4
1 files changed, 0 insertions, 4 deletions
diff --git a/arch/powerpc/mm/init_64.c b/arch/powerpc/mm/init_64.c
index d747dd7bc90b..379a6a90644b 100644
--- a/arch/powerpc/mm/init_64.c
+++ b/arch/powerpc/mm/init_64.c
@@ -87,11 +87,7 @@ static void pgd_ctor(void *addr)
static void pmd_ctor(void *addr)
{
-#ifdef CONFIG_TRANSPARENT_HUGEPAGE
- memset(addr, 0, PMD_TABLE_SIZE * 2);
-#else
memset(addr, 0, PMD_TABLE_SIZE);
-#endif
}
struct kmem_cache *pgtable_cache[MAX_PGTABLE_INDEX_SIZE];