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Snap for 11304306 from 4f69d90375 to android14-6.1-keystone-qcom-release

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Change-Id: Ic94479ee357d11b6b2113be8c588c4755d900850
Signed-off-by: Coastguard Worker <android-build-coastguard-worker@google.com>
This commit is contained in:
Android Build Coastguard Worker 2024-01-12 09:05:50 +00:00
commit daf56c44bb
1 changed files with 8 additions and 1 deletions
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9
mm/migrate.c
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@ -393,6 +393,7 @@ int folio_migrate_mapping(struct address_space *mapping,
int dirty;
int expected_count = folio_expected_refs(mapping, folio) + extra_count;
long nr = folio_nr_pages(folio);
long entries, i;
if (!mapping) {
/* Anonymous page without mapping */
@ -430,8 +431,10 @@ int folio_migrate_mapping(struct address_space *mapping,
folio_set_swapcache(newfolio);
newfolio->private = folio_get_private(folio);
}
entries = nr;
} else {
VM_BUG_ON_FOLIO(folio_test_swapcache(folio), folio);
entries = 1;
}
/* Move dirty while page refs frozen and newpage not yet exposed */
@ -441,7 +444,11 @@ int folio_migrate_mapping(struct address_space *mapping,
folio_set_dirty(newfolio);
}
xas_store(&xas, newfolio);
/* Swap cache still stores N entries instead of a high-order entry */
for (i = 0; i < entries; i++) {
xas_store(&xas, newfolio);
xas_next(&xas);
}
/*
* Drop cache reference from old page by unfreezing