MIGRATE_SYNC_LIGHT
EM( MIGRATE_SYNC_LIGHT, "MIGRATE_SYNC_LIGHT") \
MIGRATE_ASYNC : MIGRATE_SYNC_LIGHT,
.mode = proactive ? MIGRATE_SYNC_LIGHT : MIGRATE_SYNC,
.mode = MIGRATE_SYNC_LIGHT,
if (mode == MIGRATE_SYNC_LIGHT && !folio_test_uptodate(src))
if (mode == MIGRATE_SYNC_LIGHT && !buffer_uptodate(bh))