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ea52cdd443
It is more convenient to use the return value of the function to notify errors, rather than to be tied up setting up the &local_err boilerplate. Signed-off-by: Greg Kurz <groug@kaod.org>
39 lines
941 B
C
39 lines
941 B
C
/*
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* Fsdev Throttle
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*
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* Copyright (C) 2016 Huawei Technologies Duesseldorf GmbH
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*
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* Author: Pradeep Jagadeesh <pradeep.jagadeesh@huawei.com>
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*
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* This work is licensed under the terms of the GNU GPL, version 2 or
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* (at your option) any later version.
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*
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* See the COPYING file in the top-level directory for details.
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*
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*/
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#ifndef QEMU_FSDEV_THROTTLE_H
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#define QEMU_FSDEV_THROTTLE_H
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#include "block/aio.h"
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#include "qemu/coroutine.h"
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#include "qemu/throttle.h"
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typedef struct FsThrottle {
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ThrottleState ts;
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ThrottleTimers tt;
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ThrottleConfig cfg;
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CoQueue throttled_reqs[2];
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} FsThrottle;
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int fsdev_throttle_parse_opts(QemuOpts *, FsThrottle *, Error **);
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void fsdev_throttle_init(FsThrottle *);
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void coroutine_fn fsdev_co_throttle_request(FsThrottle *, bool ,
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struct iovec *, int);
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void fsdev_throttle_cleanup(FsThrottle *);
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#endif /* QEMU_FSDEV_THROTTLE_H */
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