From 982b8cc116118b3463d3f332581945625722acd8 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 09 Jan 2024 02:10:54 +0000
Subject: [PATCH] add poweroff command
---
kernel/mm/mempolicy.c | 5 +++--
1 files changed, 3 insertions(+), 2 deletions(-)
diff --git a/kernel/mm/mempolicy.c b/kernel/mm/mempolicy.c
index 142929e..67f75cf 100644
--- a/kernel/mm/mempolicy.c
+++ b/kernel/mm/mempolicy.c
@@ -625,8 +625,9 @@
/* With MPOL_MF_MOVE, we migrate only unshared hugepage. */
if (flags & (MPOL_MF_MOVE_ALL) ||
- (flags & MPOL_MF_MOVE && page_mapcount(page) == 1)) {
- if (!isolate_huge_page(page, qp->pagelist) &&
+ (flags & MPOL_MF_MOVE && page_mapcount(page) == 1 &&
+ !hugetlb_pmd_shared(pte))) {
+ if (isolate_hugetlb(page, qp->pagelist) &&
(flags & MPOL_MF_STRICT))
/*
* Failed to isolate page but allow migrating pages
--
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