summaryrefslogtreecommitdiffstats
path: root/arch/s390/mm
diff options
context:
space:
mode:
authorMartin Schwidefsky <schwidefsky@de.ibm.com>2014-02-12 14:16:18 +0100
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2014-02-21 08:50:22 +0100
commitec66ad66a0de87866be347b5ecc83bd46427f53b (patch)
tree5b11472a765b1da2ccd67ceb5f51cf53c46369e7 /arch/s390/mm
parent634391ace193d00c59a691e9fc227b0f8942bad7 (diff)
downloadlinux-ec66ad66a0de87866be347b5ecc83bd46427f53b.tar.bz2
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 <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch/s390/mm')
-rw-r--r--arch/s390/mm/pgtable.c4
1 files changed, 2 insertions, 2 deletions
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);