From 53c3ddd9b3fce8c77d9258f9c992076d2a2b4193 Mon Sep 17 00:00:00 2001 From: "Liam R. Howlett" Date: Wed, 10 Feb 2021 09:30:51 -0500 Subject: [PATCH] kernel/sched/fair: Fix linked list fallout 4acb2b9560cd8f When searching for the vma, use mas_find, not mas_walk() to better do what was happening before Signed-off-by: Liam R. Howlett --- kernel/sched/fair.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c index d0f7b7543a16..f06cffcfe660 100644 --- a/kernel/sched/fair.c +++ b/kernel/sched/fair.c @@ -2789,14 +2789,14 @@ static void task_numa_work(struct callback_head *work) return; mas_set(&mas, start); - vma = mas_walk(&mas); + vma = mas_find(&mas, -1); if (!vma) { reset_ptenuma_scan(p); start = 0; mas_set(&mas, start); } - mas_for_each(&mas, vma, ULONG_MAX) { + mas_for_each(&mas, vma, -1) { if (!vma_migratable(vma) || !vma_policy_mof(vma) || is_vm_hugetlb_page(vma) || (vma->vm_flags & VM_MIXEDMAP)) { continue; -- 2.50.1