diff options
| author | Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com> | 2018-04-16 16:57:16 +0530 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2018-05-15 22:29:09 +1000 |
| commit | af60a4cf8736ec0889930509431dbc2f45a4e9eb (patch) | |
| tree | 310faa645938eb46b46b24922bea26d283007eb3 /arch/powerpc/mm/pgtable-book3s64.c | |
| parent | 59879d542a8e880391863d82cddf38854e3807f4 (diff) | |
powerpc/mm: Use pmd_lockptr instead of opencoding it
In later patch we switch pmd_lock from mm->page_table_lock to split pmd ptlock.
It avoid compilations issues, use pmd_lockptr helper.
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/pgtable-book3s64.c')
| -rw-r--r-- | arch/powerpc/mm/pgtable-book3s64.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/powerpc/mm/pgtable-book3s64.c b/arch/powerpc/mm/pgtable-book3s64.c index 35913b0b6d56..e1c304183172 100644 --- a/arch/powerpc/mm/pgtable-book3s64.c +++ b/arch/powerpc/mm/pgtable-book3s64.c @@ -37,7 +37,7 @@ int pmdp_set_access_flags(struct vm_area_struct *vma, unsigned long address, int changed; #ifdef CONFIG_DEBUG_VM WARN_ON(!pmd_trans_huge(*pmdp) && !pmd_devmap(*pmdp)); - assert_spin_locked(&vma->vm_mm->page_table_lock); + assert_spin_locked(pmd_lockptr(vma->vm_mm, pmdp)); #endif changed = !pmd_same(*(pmdp), entry); if (changed) { @@ -62,7 +62,7 @@ void set_pmd_at(struct mm_struct *mm, unsigned long addr, { #ifdef CONFIG_DEBUG_VM WARN_ON(pte_present(pmd_pte(*pmdp)) && !pte_protnone(pmd_pte(*pmdp))); - assert_spin_locked(&mm->page_table_lock); + assert_spin_locked(pmd_lockptr(mm, pmdp)); WARN_ON(!(pmd_trans_huge(pmd) || pmd_devmap(pmd))); #endif trace_hugepage_set_pmd(addr, pmd_val(pmd)); |