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-rw-r--r--mm/internal.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/mm/internal.h b/mm/internal.h
index 31bb0be6fd52..9eeaf2b95166 100644
--- a/mm/internal.h
+++ b/mm/internal.h
@@ -209,6 +209,15 @@ struct compact_control {
bool rescan; /* Rescanning the same pageblock */
};
+/*
+ * Used in direct compaction when a page should be taken from the freelists
+ * immediately when one is created during the free path.
+ */
+struct capture_control {
+ struct compact_control *cc;
+ struct page *page;
+};
+
unsigned long
isolate_freepages_range(struct compact_control *cc,
unsigned long start_pfn, unsigned long end_pfn);