diff --git a/mm/compaction.c b/mm/compaction.c
index 1980020..87bfdd9 100644
--- a/mm/compaction.c
+++ b/mm/compaction.c
@@ -461,6 +461,7 @@
  * @cc:		Compaction control structure.
  * @low_pfn:	The first PFN of the range.
  * @end_pfn:	The one-past-the-last PFN of the range.
+ * @unevictable: true if it allows to isolate unevictable pages
  *
  * Isolate all pages that can be migrated from the range specified by
  * [low_pfn, end_pfn).  Returns zero if there is a fatal signal
@@ -476,7 +477,7 @@
  */
 unsigned long
 isolate_migratepages_range(struct zone *zone, struct compact_control *cc,
-			   unsigned long low_pfn, unsigned long end_pfn)
+		unsigned long low_pfn, unsigned long end_pfn, bool unevictable)
 {
 	unsigned long last_pageblock_nr = 0, pageblock_nr;
 	unsigned long nr_scanned = 0, nr_isolated = 0;
@@ -601,6 +602,9 @@
 		if (!cc->sync)
 			mode |= ISOLATE_ASYNC_MIGRATE;
 
+		if (unevictable)
+			mode |= ISOLATE_UNEVICTABLE;
+
 		/* Try isolate the page */
 		if (__isolate_lru_page(page, mode) != 0)
 			continue;
@@ -804,7 +808,7 @@
 	}
 
 	/* Perform the isolation */
-	low_pfn = isolate_migratepages_range(zone, cc, low_pfn, end_pfn);
+	low_pfn = isolate_migratepages_range(zone, cc, low_pfn, end_pfn, false);
 	if (!low_pfn || cc->contended)
 		return ISOLATE_ABORT;