29 lines
706 B
C
29 lines
706 B
C
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/*
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* Dirtyrate common functions
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*
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* Copyright (c) 2020 HUAWEI TECHNOLOGIES CO., LTD.
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*
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* Authors:
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* Chuan Zheng <zhengchuan@huawei.com>
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*
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* This work is licensed under the terms of the GNU GPL, version 2 or later.
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* See the COPYING file in the top-level directory.
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*/
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#ifndef QEMU_MIGRATION_DIRTYRATE_H
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#define QEMU_MIGRATION_DIRTYRATE_H
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/*
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* Sample 512 pages per GB as default.
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* TODO: Make it configurable.
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*/
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#define DIRTYRATE_DEFAULT_SAMPLE_PAGES 512
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struct DirtyRateConfig {
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uint64_t sample_pages_per_gigabytes; /* sample pages per GB */
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int64_t sample_period_seconds; /* time duration between two sampling */
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};
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void *get_dirtyrate_thread(void *arg);
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#endif
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