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-rw-r--r--mm/sparse.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/mm/sparse.c b/mm/sparse.c
index 10b07ee..67ad061 100644
--- a/mm/sparse.c
+++ b/mm/sparse.c
@@ -696,13 +696,11 @@ int __meminit sparse_add_one_section(struct pglist_data *pgdat,
goto out;
}
-#ifdef CONFIG_DEBUG_VM
/*
* Poison uninitialized struct pages in order to catch invalid flags
* combinations.
*/
- memset(memmap, PAGE_POISON_PATTERN, sizeof(struct page) * PAGES_PER_SECTION);
-#endif
+ page_init_poison(memmap, sizeof(struct page) * PAGES_PER_SECTION);
section_mark_present(ms);
sparse_init_one_section(ms, section_nr, memmap, usemap);
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