Revert "mm: compaction: handle incorrect MIGRATE_UNMOVABLE type pageblocks"

[platform/adaptation/renesas_rcar/renesas_kernel.git] / include / linux / compaction.h

diff --git a/include/linux/compaction.h b/include/linux/compaction.h
index e988037..51a90b7 100644 (file)
--- a/include/linux/compaction.h
+++ b/include/linux/compaction.h
@@ -1,8 +1,6 @@
 #ifndef _LINUX_COMPACTION_H
 #define _LINUX_COMPACTION_H
 
-#include <linux/node.h>
-
 /* Return values for compact_zone() and try_to_compact_pages() */
 /* compaction didn't start as it was not possible or direct reclaim was more suitable */
 #define COMPACT_SKIPPED                0
@@ -13,23 +11,6 @@
 /* The full zone was compacted */
 #define COMPACT_COMPLETE       3
 
-/*
- * compaction supports three modes
- *
- * COMPACT_ASYNC_MOVABLE uses asynchronous migration and only scans
- *    MIGRATE_MOVABLE pageblocks as migration sources and targets.
- * COMPACT_ASYNC_UNMOVABLE uses asynchronous migration and only scans
- *    MIGRATE_MOVABLE pageblocks as migration sources.
- *    MIGRATE_UNMOVABLE pageblocks are scanned as potential migration
- *    targets and convers them to MIGRATE_MOVABLE if possible
- * COMPACT_SYNC uses synchronous migration and scans all pageblocks
- */
-enum compact_mode {
-       COMPACT_ASYNC_MOVABLE,
-       COMPACT_ASYNC_UNMOVABLE,
-       COMPACT_SYNC,
-};
-
 #ifdef CONFIG_COMPACTION
 extern int sysctl_compact_memory;
 extern int sysctl_compaction_handler(struct ctl_table *table, int write,