[mirror_qemu.git] / include / sysemu / dirtyrate.h

/*
 * dirty page rate helper functions
 *
 * Copyright (c) 2022 CHINA TELECOM CO.,LTD.
 *
 * Authors:
 *  Hyman Huang(黄勇) <huangy81@chinatelecom.cn>
 *
 * This work is licensed under the terms of the GNU GPL, version 2 or later.
 * See the COPYING file in the top-level directory.
 */

#ifndef QEMU_DIRTYRATE_H
#define QEMU_DIRTYRATE_H

#include "qapi/qapi-types-migration.h"

typedef struct VcpuStat {
    int nvcpu; /* number of vcpu */
    DirtyRateVcpu *rates; /* array of dirty rate for each vcpu */
} VcpuStat;

int64_t vcpu_calculate_dirtyrate(int64_t calc_time_ms,
                                 VcpuStat *stat,
                                 unsigned int flag,
                                 bool one_shot);

void global_dirty_log_change(unsigned int flag,
                             bool start);
#endif
Commit	Line	Data
8244166d HH	1	/*
	2	* dirty page rate helper functions
	3	*
	4	* Copyright (c) 2022 CHINA TELECOM CO.,LTD.
	5	*
	6	* Authors:
	7	* Hyman Huang(黄勇) <huangy81@chinatelecom.cn>
	8	*
	9	* This work is licensed under the terms of the GNU GPL, version 2 or later.
	10	* See the COPYING file in the top-level directory.
	11	*/
	12
	13	#ifndef QEMU_DIRTYRATE_H
	14	#define QEMU_DIRTYRATE_H
	15
7a5951f6 MA	16	#include "qapi/qapi-types-migration.h"
7a5951f6 MA	17
8244166d HH	18	typedef struct VcpuStat {
	19	int nvcpu; /* number of vcpu */
	20	DirtyRateVcpu rates; / array of dirty rate for each vcpu */
	21	} VcpuStat;
	22
	23	int64_t vcpu_calculate_dirtyrate(int64_t calc_time_ms,
	24	VcpuStat *stat,
	25	unsigned int flag,
	26	bool one_shot);
	27
	28	void global_dirty_log_change(unsigned int flag,
	29	bool start);
	30	#endif