From 8c9ae56dc73b5ae48a14000b96292bd4f2aeb710 Mon Sep 17 00:00:00 2001
From: Kefeng Wang <wangkefeng.wang@huawei.com>
Date: Thu, 21 Sep 2023 15:44:17 +0800
Subject: sched/numa, mm: make numa migrate functions to take a folio

The cpupid (or access time) is stored in the head page for THP, so it is
safely to make should_numa_migrate_memory() and numa_hint_fault_latency()
to take a folio.  This is in preparation for large folio numa balancing.

Link: https://lkml.kernel.org/r/20230921074417.24004-7-wangkefeng.wang@huawei.com
Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com>
Cc: David Hildenbrand <david@redhat.com>
Cc: "Huang, Ying" <ying.huang@intel.com>
Cc: Hugh Dickins <hughd@google.com>
Cc: Matthew Wilcox (Oracle) <willy@infradead.org>
Cc: Mike Kravetz <mike.kravetz@oracle.com>
Cc: Zi Yan <ziy@nvidia.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---
 mm/mempolicy.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'mm/mempolicy.c')

diff --git a/mm/mempolicy.c b/mm/mempolicy.c
index 69c0eac7292c..abd94f4c7f6b 100644
--- a/mm/mempolicy.c
+++ b/mm/mempolicy.c
@@ -2642,7 +2642,7 @@ int mpol_misplaced(struct folio *folio, struct vm_area_struct *vma,
 	if (pol->flags & MPOL_F_MORON) {
 		polnid = thisnid;
 
-		if (!should_numa_migrate_memory(current, &folio->page, curnid,
+		if (!should_numa_migrate_memory(current, folio, curnid,
 						thiscpu))
 			goto out;
 	}
-- 
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