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-rw-r--r--mm/page_isolation.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/mm/page_isolation.c b/mm/page_isolation.c
index 67bedd18429c..612122bf6a42 100644
--- a/mm/page_isolation.c
+++ b/mm/page_isolation.c
@@ -246,6 +246,7 @@ __test_page_isolated_in_pageblock(unsigned long pfn, unsigned long end_pfn,
return pfn;
}
+/* Caller should ensure that requested range is in a single zone */
int test_pages_isolated(unsigned long start_pfn, unsigned long end_pfn,
bool skip_hwpoisoned_pages)
{