From patchwork Wed Mar 13 15:08:58 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vladimir Sementsov-Ogievskiy X-Patchwork-Id: 13591510 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id E7ECDC54791 for ; Wed, 13 Mar 2024 15:12:32 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1rkQEp-0003pC-Gx; Wed, 13 Mar 2024 11:09:51 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1rkQEa-0003aD-3F; Wed, 13 Mar 2024 11:09:37 -0400 Received: from forwardcorp1b.mail.yandex.net ([178.154.239.136]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1rkQEY-0005t4-1i; Wed, 13 Mar 2024 11:09:35 -0400 Received: from mail-nwsmtp-smtp-corp-main-34.sas.yp-c.yandex.net (mail-nwsmtp-smtp-corp-main-34.sas.yp-c.yandex.net [IPv6:2a02:6b8:c08:8793:0:640:b059:0]) by forwardcorp1b.mail.yandex.net (Yandex) with ESMTPS id 4DE6660E2C; Wed, 13 Mar 2024 18:09:31 +0300 (MSK) Received: from vsementsov-lin.. (unknown [2a02:6b8:b081:7318::1:20]) by mail-nwsmtp-smtp-corp-main-34.sas.yp-c.yandex.net (smtpcorp/Yandex) with ESMTPSA id 99pZB52GZiE0-CsQfF6Nt; Wed, 13 Mar 2024 18:09:30 +0300 X-Yandex-Fwd: 1 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yandex-team.ru; s=default; t=1710342570; bh=cEJJa7Y2kfX6gm4lD1BYvT1prEfuPN4uHYFH/69RoYA=; h=Message-Id:Date:In-Reply-To:Cc:Subject:References:To:From; b=U6bFoIfb3rFVeI1IkmXS9LfHkDm6syRb2JhVYeZplZkiBZUgYDwLt303xjDOBYFhG 5GuRNJi6CHoGR3O9FUtXp8aTuD2DckmtLDXYhXo71YDzKc08t5baFSe2jxDok5UY70 k5Q+1akh2xOfrZi515864g5pimqfiszPdqiFJnv8= Authentication-Results: mail-nwsmtp-smtp-corp-main-34.sas.yp-c.yandex.net; dkim=pass header.i=@yandex-team.ru From: Vladimir Sementsov-Ogievskiy To: qemu-block@nongnu.org Cc: qemu-devel@nongnu.org, jsnow@redhat.com, vsementsov@yandex-team.ru, kwolf@redhat.com, hreitz@redhat.com, devel@lists.libvirt.org, eblake@redhat.com, armbru@redhat.com, michael.roth@amd.com, pbonzini@redhat.com, pkrempa@redhat.com, f.ebner@proxmox.com Subject: [RFC 06/15] blockjob: move change action implementation to job from block-job Date: Wed, 13 Mar 2024 18:08:58 +0300 Message-Id: <20240313150907.623462-7-vsementsov@yandex-team.ru> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240313150907.623462-1-vsementsov@yandex-team.ru> References: <20240313150907.623462-1-vsementsov@yandex-team.ru> MIME-Version: 1.0 Received-SPF: pass client-ip=178.154.239.136; envelope-from=vsementsov@yandex-team.ru; helo=forwardcorp1b.mail.yandex.net X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Like for other block-job-* APIs we want have the actual functionality in job layer and make block-job-change to be a deprecated duplication of job-change in the following commit. Signed-off-by: Vladimir Sementsov-Ogievskiy --- block/mirror.c | 7 +++---- blockdev.c | 2 +- blockjob.c | 26 -------------------------- include/block/blockjob.h | 11 ----------- include/block/blockjob_int.h | 7 ------- include/qemu/job.h | 12 ++++++++++++ job-qmp.c | 1 + job.c | 23 +++++++++++++++++++++++ 8 files changed, 40 insertions(+), 49 deletions(-) diff --git a/block/mirror.c b/block/mirror.c index 2d0cd22c06..e670d0dd4f 100644 --- a/block/mirror.c +++ b/block/mirror.c @@ -1251,10 +1251,9 @@ static bool commit_active_cancel(Job *job, bool force) return force || !job_is_ready(job); } -static void mirror_change(BlockJob *job, JobChangeOptions *opts, - Error **errp) +static void mirror_change(Job *job, JobChangeOptions *opts, Error **errp) { - MirrorBlockJob *s = container_of(job, MirrorBlockJob, common); + MirrorBlockJob *s = container_of(job, MirrorBlockJob, common.job); JobChangeOptionsMirror *change_opts = &opts->u.mirror; MirrorCopyMode current; @@ -1310,9 +1309,9 @@ static const BlockJobDriver mirror_job_driver = { .pause = mirror_pause, .complete = mirror_complete, .cancel = mirror_cancel, + .change = mirror_change, }, .drained_poll = mirror_drained_poll, - .change = mirror_change, .query = mirror_query, }; diff --git a/blockdev.c b/blockdev.c index 7881f6e5a6..7e13213040 100644 --- a/blockdev.c +++ b/blockdev.c @@ -3256,7 +3256,7 @@ void qmp_block_job_change(JobChangeOptions *opts, Error **errp) return; } - block_job_change_locked(job, opts, errp); + job_change_locked(&job->job, opts, errp); } void qmp_change_backing_file(const char *device, diff --git a/blockjob.c b/blockjob.c index 33c40e7d25..2769722b37 100644 --- a/blockjob.c +++ b/blockjob.c @@ -312,32 +312,6 @@ static bool block_job_set_speed(BlockJob *job, int64_t speed, Error **errp) return block_job_set_speed_locked(job, speed, errp); } -void block_job_change_locked(BlockJob *job, JobChangeOptions *opts, - Error **errp) -{ - const BlockJobDriver *drv = block_job_driver(job); - - GLOBAL_STATE_CODE(); - - if (opts->has_type && job_type(&job->job) != opts->type) { - error_setg(errp, "Job '%s' is '%s' job, not '%s'", job->job.id, - job_type_str(&job->job), JobType_str(opts->type)); - return; - } - - if (job_apply_verb_locked(&job->job, JOB_VERB_CHANGE, errp)) { - return; - } - - if (drv->change) { - job_unlock(); - drv->change(job, opts, errp); - job_lock(); - } else { - error_setg(errp, "Job type does not support change"); - } -} - void block_job_ratelimit_processed_bytes(BlockJob *job, uint64_t n) { IO_CODE(); diff --git a/include/block/blockjob.h b/include/block/blockjob.h index 5dd1b08909..72e849a140 100644 --- a/include/block/blockjob.h +++ b/include/block/blockjob.h @@ -173,17 +173,6 @@ bool block_job_has_bdrv(BlockJob *job, BlockDriverState *bs); */ bool block_job_set_speed_locked(BlockJob *job, int64_t speed, Error **errp); -/** - * block_job_change_locked: - * @job: The job to change. - * @opts: The new options. - * @errp: Error object. - * - * Change the job according to opts. - */ -void block_job_change_locked(BlockJob *job, JobChangeOptions *opts, - Error **errp); - /** * block_job_query_locked: * @job: The job to get information about. diff --git a/include/block/blockjob_int.h b/include/block/blockjob_int.h index d9c3b911d0..58bc7a5cea 100644 --- a/include/block/blockjob_int.h +++ b/include/block/blockjob_int.h @@ -68,13 +68,6 @@ struct BlockJobDriver { void (*set_speed)(BlockJob *job, int64_t speed); - /* - * Change the @job's options according to @opts. - * - * Note that this can already be called before the job coroutine is running. - */ - void (*change)(BlockJob *job, JobChangeOptions *opts, Error **errp); - /* * Query information specific to this kind of block job. */ diff --git a/include/qemu/job.h b/include/qemu/job.h index 9ea98b5927..d44cdb0cc8 100644 --- a/include/qemu/job.h +++ b/include/qemu/job.h @@ -27,6 +27,7 @@ #define JOB_H #include "qapi/qapi-types-job.h" +#include "qapi/qapi-types-block-core.h" #include "qemu/queue.h" #include "qemu/progress_meter.h" #include "qemu/coroutine.h" @@ -307,6 +308,12 @@ struct JobDriver { */ bool (*cancel)(Job *job, bool force); + /** + * Change the @job's options according to @opts. + * + * Note that this can already be called before the job coroutine is running. + */ + void (*change)(Job *job, JobChangeOptions *opts, Error **errp); /** * Called when the job is freed. @@ -705,6 +712,11 @@ void job_finalize_locked(Job *job, Error **errp); */ void job_dismiss_locked(Job **job, Error **errp); +/** + * Change the job according to opts. + */ +void job_change_locked(Job *job, JobChangeOptions *opts, Error **errp); + /** * Synchronously finishes the given @job. If @finish is given, it is called to * trigger completion or cancellation of the job. diff --git a/job-qmp.c b/job-qmp.c index c486df9579..abe9b59487 100644 --- a/job-qmp.c +++ b/job-qmp.c @@ -28,6 +28,7 @@ #include "qapi/qapi-commands-job.h" #include "qapi/qapi-types-block-core.h" #include "qapi/qapi-visit-block-core.h" +#include "qapi/qapi-commands-block-core.h" #include "qapi/error.h" #include "trace/trace-root.h" diff --git a/job.c b/job.c index 660ce22c56..69630852dc 100644 --- a/job.c +++ b/job.c @@ -1262,3 +1262,26 @@ int job_finish_sync_locked(Job *job, job_unref_locked(job); return ret; } + +void job_change_locked(Job *job, JobChangeOptions *opts, Error **errp) +{ + GLOBAL_STATE_CODE(); + + if (opts->has_type && job_type(job) != opts->type) { + error_setg(errp, "Job '%s' is '%s' job, not '%s'", job->id, + job_type_str(job), JobType_str(opts->type)); + return; + } + + if (job_apply_verb_locked(job, JOB_VERB_CHANGE, errp)) { + return; + } + + if (job->driver->change) { + job_unlock(); + job->driver->change(job, opts, errp); + job_lock(); + } else { + error_setg(errp, "Job type does not support change"); + } +}