From ec66ad66a0de87866be347b5ecc83bd46427f53b Mon Sep 17 00:00:00 2001 From: Martin Schwidefsky Date: Wed, 12 Feb 2014 14:16:18 +0100 Subject: s390/mm: enable split page table lock for PMD level Add the pgtable_pmd_page_ctor/pgtable_pmd_page_dtor calls to the pmd allocation and free functions and enable ARCH_ENABLE_SPLIT_PMD_PTLOCK for 64 bit. Signed-off-by: Martin Schwidefsky --- arch/s390/mm/pgtable.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'arch/s390/mm') diff --git a/arch/s390/mm/pgtable.c b/arch/s390/mm/pgtable.c index 9c26b7aa96d9..f8b58a7a3048 100644 --- a/arch/s390/mm/pgtable.c +++ b/arch/s390/mm/pgtable.c @@ -1397,7 +1397,7 @@ void pgtable_trans_huge_deposit(struct mm_struct *mm, pmd_t *pmdp, { struct list_head *lh = (struct list_head *) pgtable; - assert_spin_locked(&mm->page_table_lock); + assert_spin_locked(pmd_lockptr(mm, pmdp)); /* FIFO */ if (!pmd_huge_pte(mm, pmdp)) @@ -1413,7 +1413,7 @@ pgtable_t pgtable_trans_huge_withdraw(struct mm_struct *mm, pmd_t *pmdp) pgtable_t pgtable; pte_t *ptep; - assert_spin_locked(&mm->page_table_lock); + assert_spin_locked(pmd_lockptr(mm, pmdp)); /* FIFO */ pgtable = pmd_huge_pte(mm, pmdp); -- cgit v1.2.3-55-g7522