Message ID | 20210116214705.822267-9-vsementsov@virtuozzo.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show
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Sat, 16 Jan 2021 21:47:49 +0000 From: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com> To: qemu-block@nongnu.org Subject: [PATCH v4 08/23] blockjob: add set_speed to BlockJobDriver Date: Sun, 17 Jan 2021 00:46:50 +0300 Message-Id: <20210116214705.822267-9-vsementsov@virtuozzo.com> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20210116214705.822267-1-vsementsov@virtuozzo.com> References: <20210116214705.822267-1-vsementsov@virtuozzo.com> Content-Transfer-Encoding: 8bit Content-Type: text/plain X-Originating-IP: [185.215.60.72] X-ClientProxiedBy: AM4PR0701CA0005.eurprd07.prod.outlook.com (2603:10a6:200:42::15) To AM7PR08MB5494.eurprd08.prod.outlook.com (2603:10a6:20b:dc::15) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from kvm.sw.ru (185.215.60.72) by AM4PR0701CA0005.eurprd07.prod.outlook.com (2603:10a6:200:42::15) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3784.6 via Frontend Transport; Sat, 16 Jan 2021 21:47:48 +0000 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: a2de0fc0-0624-4b6d-0cf8-08d8ba685dee X-MS-TrafficTypeDiagnostic: AM5PR0801MB2033: X-MS-Exchange-Transport-Forked: True X-Microsoft-Antispam-PRVS: <AM5PR0801MB203368701A3AEEAF373B52FCC1A60@AM5PR0801MB2033.eurprd08.prod.outlook.com> X-MS-Oob-TLC-OOBClassifiers: OLM:1227; 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Series |
backup performance: block_status + async
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expand
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diff --git a/include/block/blockjob_int.h b/include/block/blockjob_int.h index e2824a36a8..6633d83da2 100644 --- a/include/block/blockjob_int.h +++ b/include/block/blockjob_int.h @@ -52,6 +52,8 @@ struct BlockJobDriver { * besides job->blk to the new AioContext. */ void (*attached_aio_context)(BlockJob *job, AioContext *new_context); + + void (*set_speed)(BlockJob *job, int64_t speed); }; /** diff --git a/blockjob.c b/blockjob.c index 98ac8af982..db3a21699c 100644 --- a/blockjob.c +++ b/blockjob.c @@ -256,6 +256,7 @@ static bool job_timer_pending(Job *job) void block_job_set_speed(BlockJob *job, int64_t speed, Error **errp) { + const BlockJobDriver *drv = block_job_driver(job); int64_t old_speed = job->speed; if (job_apply_verb(&job->job, JOB_VERB_SET_SPEED, errp)) { @@ -270,6 +271,11 @@ void block_job_set_speed(BlockJob *job, int64_t speed, Error **errp) ratelimit_set_speed(&job->limit, speed, BLOCK_JOB_SLICE_TIME); job->speed = speed; + + if (drv->set_speed) { + drv->set_speed(job, speed); + } + if (speed && speed <= old_speed) { return; }