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-rw-r--r--mm/page_alloc.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 0922ef5d2e46..33f6745bb649 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -6405,8 +6405,11 @@ void __paginginit zero_resv_unavail(void)
pgcnt = 0;
for_each_resv_unavail_range(i, &start, &end) {
for (pfn = PFN_DOWN(start); pfn < PFN_UP(end); pfn++) {
- if (!pfn_valid(ALIGN_DOWN(pfn, pageblock_nr_pages)))
+ if (!pfn_valid(ALIGN_DOWN(pfn, pageblock_nr_pages))) {
+ pfn = ALIGN_DOWN(pfn, pageblock_nr_pages)
+ + pageblock_nr_pages - 1;
continue;
+ }
mm_zero_struct_page(pfn_to_page(pfn));
pgcnt++;
}