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 16 #include "qapi/qapi-types-migration.h" 17 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 31