summaryrefslogblamecommitdiffstats
path: root/include/linux/migrate_mode.h
blob: ebf3d89a3919405ccd9a887178c65764a931a291 (plain) (tree)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16















                                                                           
#ifndef MIGRATE_MODE_H_INCLUDED
#define MIGRATE_MODE_H_INCLUDED
/*
 * MIGRATE_ASYNC means never block
 * MIGRATE_SYNC_LIGHT in the current implementation means to allow blocking
 *	on most operations but not ->writepage as the potential stall time
 *	is too significant
 * MIGRATE_SYNC will block when migrating pages
 */
enum migrate_mode {
	MIGRATE_ASYNC,
	MIGRATE_SYNC_LIGHT,
	MIGRATE_SYNC,
};

#endif		/* MIGRATE_MODE_H_INCLUDED */