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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2026-09-07 17:37:28 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2026-09-07 17:37:28 +0200
commit5eccd39d8efa3bc8d557be50f202bbf023837eed (patch)
tree6f1589cd863481a7dfdace2b9a692957dc94afbe /mm/migrate.c
parent8fb649f3a174efaa618928cbe0737bf78b456eed (diff)
parent5015d0d945b3d3f2b038d2667880d5762f7d9437 (diff)
downloadlinux-rolling-stable.tar.gz
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Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'mm/migrate.c')
-rw-r--r--mm/migrate.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/mm/migrate.c b/mm/migrate.c
index dd15a84b2a52..35381ce36a8f 100644
--- a/mm/migrate.c
+++ b/mm/migrate.c
@@ -371,7 +371,11 @@ static bool remove_migration_pte(struct folio *folio,
continue;
}
#endif
- old_pte = ptep_get(pvmw.pte);
+ if (folio_test_hugetlb(folio))
+ old_pte = huge_ptep_get(vma->vm_mm, pvmw.address,
+ pvmw.pte);
+ else
+ old_pte = ptep_get(pvmw.pte);
if (rmap_walk_arg->map_unused_to_zeropage &&
try_to_map_unused_to_zeropage(&pvmw, folio, old_pte, idx))
continue;
@@ -1830,7 +1834,7 @@ static int migrate_pages_batch(struct list_head *from,
is_thp = folio_test_pmd_mappable(folio);
nr_pages = folio_nr_pages(folio);
- cond_resched();
+ cond_resched_tasks_rcu_qs();
/*
* The rare folio on the deferred split list should