mm/pagewalk: use vma_find() instead of vma linked list

walk_page_range() no longer uses the one vma linked list reference.

Link: https://lkml.kernel.org/r/20220404143501.2016403-64-Liam.Howlett@oracle.com
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Signed-off-by: Liam R. Howlett <Liam.Howlett@Oracle.com>
Acked-by: Vlastimil Babka <vbabka@suse.cz>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

diff --git a/mm/pagewalk.c b/mm/pagewalk.c
index 9b3db11a4d1db85e4b9f2c771c21aa84584729c8..53e5c145fcce5a48693158298f03b41aa71fd725 100644 (file)
--- a/mm/pagewalk.c
+++ b/mm/pagewalk.c
@@ -456,7 +456,7 @@ int walk_page_range(struct mm_struct *mm, unsigned long start,
                } else { /* inside vma */
                        walk.vma = vma;
                        next = min(end, vma->vm_end);
-                       vma = vma->vm_next;
+                       vma = find_vma(mm, vma->vm_end);
 
                        err = walk_page_test(start, next, &walk);
                        if (err > 0) {