name: mm_compaction_isolate_migratepages
ID: 159
format:
	field:unsigned short common_type;	offset:0;	size:2;	signed:0;
	field:unsigned char common_flags;	offset:2;	size:1;	signed:0;
	field:unsigned char common_preempt_count;	offset:3;	size:1;	signed:0;
	field:int common_pid;	offset:4;	size:4;	signed:1;

	field:unsigned long nr_scanned;	offset:8;	size:4;	signed:0;
	field:unsigned long nr_taken;	offset:12;	size:4;	signed:0;

print fmt: "nr_scanned=%lu nr_taken=%lu", REC->nr_scanned, REC->nr_taken