diff mbox series

[v2,30/70] arch/powerpc: Remove mmap linked list from mm/book2s32/tlb

Message ID 20210112161240.2024684-31-Liam.Howlett@Oracle.com (mailing list archive)
State New, archived
Headers show
Series RFC mm: Introducing the Maple Tree | expand

Commit Message

Liam R. Howlett Jan. 12, 2021, 4:12 p.m. UTC 
Start using the maple tree

Signed-off-by: Liam R. Howlett <Liam.Howlett@Oracle.com>
---
 arch/powerpc/mm/book3s32/tlb.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/arch/powerpc/mm/book3s32/tlb.c b/arch/powerpc/mm/book3s32/tlb.c
index b6c7427daa6fe..be595b36dc4cd 100644
--- a/arch/powerpc/mm/book3s32/tlb.c
+++ b/arch/powerpc/mm/book3s32/tlb.c
@@ -121,6 +121,7 @@  EXPORT_SYMBOL(flush_tlb_kernel_range);
 void flush_tlb_mm(struct mm_struct *mm)
 {
 	struct vm_area_struct *mp;
+	MA_STATE(mas, &mm->mm_mt, 0, 0);
 
 	if (!Hash) {
 		_tlbia();
@@ -133,7 +134,7 @@  void flush_tlb_mm(struct mm_struct *mm)
 	 * unmap_region or exit_mmap, but not from vmtruncate on SMP -
 	 * but it seems dup_mmap is the only SMP case which gets here.
 	 */
-	for (mp = mm->mmap; mp != NULL; mp = mp->vm_next)
+	mas_for_each(&mas, mp, ULONG_MAX)
 		flush_range(mp->vm_mm, mp->vm_start, mp->vm_end);
 }
 EXPORT_SYMBOL(flush_tlb_mm);