diff --git a/mm/khugepaged.c b/mm/khugepaged.c index 2d0d58fb4e7f..47b59f2843f6 100644 --- a/mm/khugepaged.c +++ b/mm/khugepaged.c @@ -1918,9 +1918,9 @@ static int collapse_file(struct mm_struct *mm, unsigned long addr, } } while (1); - xas_set(&xas, start); for (index = start; index < end; index++) { - page = xas_next(&xas); + xas_set(&xas, index); + page = xas_load(&xas); VM_BUG_ON(index != xas.xa_index); if (is_shmem) { @@ -1935,7 +1935,6 @@ static int collapse_file(struct mm_struct *mm, unsigned long addr, result = SCAN_TRUNCATED; goto xa_locked; } - xas_set(&xas, index + 1); } if (!shmem_charge(mapping->host, 1)) { result = SCAN_FAIL; @@ -2071,7 +2070,7 @@ static int collapse_file(struct mm_struct *mm, unsigned long addr, xas_lock_irq(&xas); - VM_BUG_ON_PAGE(page != xas_load(&xas), page); + VM_BUG_ON_PAGE(page != xa_load(xas.xa, index), page); /* * We control three references to the page: