Merge tag 'pull-loongarch-20241016' of https://gitlab.com/gaosong/qemu into staging
[qemu/armbru.git] / block / progress_meter.c
blob31a170a2cd69595b3da889d83f422ffd2327b648
1 /*
2 * Helper functionality for some process progress tracking.
4 * Copyright (c) 2011 IBM Corp.
5 * Copyright (c) 2012, 2018 Red Hat, Inc.
6 * Copyright (c) 2020 Virtuozzo International GmbH
8 * Permission is hereby granted, free of charge, to any person obtaining a copy
9 * of this software and associated documentation files (the "Software"), to deal
10 * in the Software without restriction, including without limitation the rights
11 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
12 * copies of the Software, and to permit persons to whom the Software is
13 * furnished to do so, subject to the following conditions:
15 * The above copyright notice and this permission notice shall be included in
16 * all copies or substantial portions of the Software.
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
19 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
21 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
22 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
23 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
24 * THE SOFTWARE.
27 #include "qemu/osdep.h"
28 #include "qemu/coroutine.h"
29 #include "qemu/progress_meter.h"
31 void progress_init(ProgressMeter *pm)
33 qemu_mutex_init(&pm->lock);
36 void progress_destroy(ProgressMeter *pm)
38 qemu_mutex_destroy(&pm->lock);
41 void progress_get_snapshot(ProgressMeter *pm, uint64_t *current,
42 uint64_t *total)
44 QEMU_LOCK_GUARD(&pm->lock);
46 *current = pm->current;
47 *total = pm->total;
50 void progress_work_done(ProgressMeter *pm, uint64_t done)
52 QEMU_LOCK_GUARD(&pm->lock);
53 pm->current += done;
56 void progress_set_remaining(ProgressMeter *pm, uint64_t remaining)
58 QEMU_LOCK_GUARD(&pm->lock);
59 pm->total = pm->current + remaining;
62 void progress_increase_remaining(ProgressMeter *pm, uint64_t delta)
64 QEMU_LOCK_GUARD(&pm->lock);
65 pm->total += delta;