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-rw-r--r--mm/internal.h9
1 files changed, 8 insertions, 1 deletions
diff --git a/mm/internal.h b/mm/internal.h
index 8b0fc8da8028..4194ab9dc19b 100644
--- a/mm/internal.h
+++ b/mm/internal.h
@@ -94,6 +94,9 @@ extern void putback_lru_page(struct page *page);
/*
* in mm/page_alloc.c
*/
+extern void set_pageblock_migratetype(struct page *page, int migratetype);
+extern int move_freepages_block(struct zone *zone, struct page *page,
+ int migratetype);
extern void __free_pages_bootmem(struct page *page, unsigned int order);
extern void prep_compound_page(struct page *page, unsigned long order);
#ifdef CONFIG_MEMORY_FAILURE
@@ -101,6 +104,7 @@ extern bool is_free_buddy_page(struct page *page);
#endif
#if defined CONFIG_COMPACTION || defined CONFIG_CMA
+#include <linux/compaction.h>
/*
* in mm/compaction.c
@@ -119,11 +123,14 @@ struct compact_control {
unsigned long nr_migratepages; /* Number of pages to migrate */
unsigned long free_pfn; /* isolate_freepages search base */
unsigned long migrate_pfn; /* isolate_migratepages search base */
- bool sync; /* Synchronous migration */
+ enum compact_mode mode; /* Compaction mode */
int order; /* order a direct compactor needs */
int migratetype; /* MOVABLE, RECLAIMABLE etc */
struct zone *zone;
+
+ /* Number of UNMOVABLE destination pageblocks skipped during scan */
+ unsigned long nr_pageblocks_skipped;
};
unsigned long
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