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-rw-r--r--mm/khugepaged.c15
1 files changed, 10 insertions, 5 deletions
diff --git a/mm/khugepaged.c b/mm/khugepaged.c
index e015c94eba09..4996f7487c13 100644
--- a/mm/khugepaged.c
+++ b/mm/khugepaged.c
@@ -2056,17 +2056,22 @@ xa_unlocked:
index = start;
dst = folio_page(new_folio, 0);
list_for_each_entry(folio, &pagelist, lru) {
+ int i, nr_pages = folio_nr_pages(folio);
+
while (index < folio->index) {
clear_highpage(dst);
index++;
dst++;
}
- if (copy_mc_highpage(dst, folio_page(folio, 0)) > 0) {
- result = SCAN_COPY_MC;
- goto rollback;
+
+ for (i = 0; i < nr_pages; i++) {
+ if (copy_mc_highpage(dst, folio_page(folio, i)) > 0) {
+ result = SCAN_COPY_MC;
+ goto rollback;
+ }
+ index++;
+ dst++;
}
- index++;
- dst++;
}
while (index < end) {
clear_highpage(dst);