arch/um: Use maple tree iterators instead of linked list

Signed-off-by: Liam R. Howlett <Liam.Howlett@Oracle.com>

diff --git a/arch/um/kernel/tlb.c b/arch/um/kernel/tlb.c
index 437d1f1cc5ecd862890d8d0405d49f668bd75e29..670d130e6e8629496e4865ce4973bb7e38a1704b 100644 (file)
--- a/arch/um/kernel/tlb.c
+++ b/arch/um/kernel/tlb.c
@@ -590,23 +590,21 @@ void flush_tlb_mm_range(struct mm_struct *mm, unsigned long start,
 
 void flush_tlb_mm(struct mm_struct *mm)
 {
-       struct vm_area_struct *vma = mm->mmap;
+       struct vm_area_struct *vma;
+       MA_STATE(mas, &mm->mm_mt, 0, 0);
 
-       while (vma != NULL) {
+       mas_for_each(&mas, vma, ULONG_MAX)
                fix_range(mm, vma->vm_start, vma->vm_end, 0);
-               vma = vma->vm_next;
-       }
 }
 
 void force_flush_all(void)
 {
        struct mm_struct *mm = current->mm;
-       struct vm_area_struct *vma = mm->mmap;
+       struct vm_area_struct *vma;
+       MA_STATE(mas, &mm->mm_mt, 0, 0);
 
-       while (vma != NULL) {
+       mas_for_each(&mas, vma, ULONG_MAX)
                fix_range(mm, vma->vm_start, vma->vm_end, 1);
-               vma = vma->vm_next;
-       }
 }
 
 struct page_change_data {