/* taskstats.h - exporting per-task statistics
 *
 * Copyright (C) Shailabh Nagar, IBM Corp. 2006
 *           (C) Balbir Singh,   IBM Corp. 2006
 *           (C) Jay Lan,        SGI, 2006
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of version 2.1 of the GNU Lesser General Public License
 * as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it would be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 */

#ifndef _LINUX_TASKSTATS_H
#define _LINUX_TASKSTATS_H

#include <linux/types.h>



#define TASKSTATS_VERSION	8
#define TS_COMM_LEN		32	

struct taskstats {

	__u16	version;
	__u32	ac_exitcode;		

	__u8	ac_flag;		
	__u8	ac_nice;		


	__u64	cpu_count __attribute__((aligned(8)));
	__u64	cpu_delay_total;

	

	__u64	blkio_count;
	__u64	blkio_delay_total;

	
	__u64	swapin_count;
	__u64	swapin_delay_total;

	__u64	cpu_run_real_total;

	__u64	cpu_run_virtual_total;
	
	

	
	char	ac_comm[TS_COMM_LEN];	
	__u8	ac_sched __attribute__((aligned(8)));
					
	__u8	ac_pad[3];
	__u32	ac_uid __attribute__((aligned(8)));
					
	__u32	ac_gid;			
	__u32	ac_pid;			
	__u32	ac_ppid;		
	__u32	ac_btime;		
	__u64	ac_etime __attribute__((aligned(8)));
					
	__u64	ac_utime;		
	__u64	ac_stime;		
	__u64	ac_minflt;		
	__u64	ac_majflt;		
	

	
	__u64	coremem;		
	__u64	virtmem;		

	__u64	hiwater_rss;		
	__u64	hiwater_vm;		

	
	__u64	read_char;		
	__u64	write_char;		/* bytes written */
	__u64	read_syscalls;		
	__u64	write_syscalls;		
	

#define TASKSTATS_HAS_IO_ACCOUNTING
	
	__u64	read_bytes;		
	__u64	write_bytes;		
	__u64	cancelled_write_bytes;	

	__u64  nvcsw;			
	__u64  nivcsw;			

	
	__u64	ac_utimescaled;		
	__u64	ac_stimescaled;		
	__u64	cpu_scaled_run_real_total; 

	
	__u64	freepages_count;
	__u64	freepages_delay_total;
};



enum {
	TASKSTATS_CMD_UNSPEC = 0,	
	TASKSTATS_CMD_GET,		
	TASKSTATS_CMD_NEW,		
	__TASKSTATS_CMD_MAX,
};

#define TASKSTATS_CMD_MAX (__TASKSTATS_CMD_MAX - 1)

enum {
	TASKSTATS_TYPE_UNSPEC = 0,	
	TASKSTATS_TYPE_PID,		
	TASKSTATS_TYPE_TGID,		
	TASKSTATS_TYPE_STATS,		
	TASKSTATS_TYPE_AGGR_PID,	
	TASKSTATS_TYPE_AGGR_TGID,	
	TASKSTATS_TYPE_NULL,		
	__TASKSTATS_TYPE_MAX,
};

#define TASKSTATS_TYPE_MAX (__TASKSTATS_TYPE_MAX - 1)

enum {
	TASKSTATS_CMD_ATTR_UNSPEC = 0,
	TASKSTATS_CMD_ATTR_PID,
	TASKSTATS_CMD_ATTR_TGID,
	TASKSTATS_CMD_ATTR_REGISTER_CPUMASK,
	TASKSTATS_CMD_ATTR_DEREGISTER_CPUMASK,
	__TASKSTATS_CMD_ATTR_MAX,
};

#define TASKSTATS_CMD_ATTR_MAX (__TASKSTATS_CMD_ATTR_MAX - 1)


#define TASKSTATS_GENL_NAME	"TASKSTATS"
#define TASKSTATS_GENL_VERSION	0x1

#endif