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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2026-07-24 16:21:27 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2026-07-24 16:21:27 +0200
commit8f9aa2c90530ab92301a82231ae44f3722becd93 (patch)
treefb282e955b0a880b07131a135257fe3ec764e928 /mm/huge_memory.c
parent93467b31bec6da512b51544e5e4584f2745e995e (diff)
parent155b42bec9cbb6b8cdc47dd9bd09503a81fbe493 (diff)
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'mm/huge_memory.c')
-rw-r--r--mm/huge_memory.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/mm/huge_memory.c b/mm/huge_memory.c
index b118bcd392cb..3f0466729c75 100644
--- a/mm/huge_memory.c
+++ b/mm/huge_memory.c
@@ -2638,6 +2638,8 @@ static void change_non_present_huge_pmd(struct mm_struct *mm,
} else if (softleaf_is_device_private_write(entry)) {
entry = make_readable_device_private_entry(swp_offset(entry));
newpmd = swp_entry_to_pmd(entry);
+ if (pmd_swp_uffd_wp(*pmd))
+ newpmd = pmd_swp_mkuffd_wp(newpmd);
} else {
newpmd = *pmd;
}
@@ -3644,6 +3646,7 @@ static void __split_folio_to_order(struct folio *folio, int old_order,
(1L << PG_arch_3) |
#endif
(1L << PG_dirty) |
+ (1L << PG_dropbehind) |
LRU_GEN_MASK | LRU_REFS_MASK));
if (handle_hwpoison &&