From nobody Wed Oct 29 17:29:48 2025 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=redhat.com Return-Path: Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) by mx.zohomail.com with SMTPS id 1526651218696797.3086485233571; Fri, 18 May 2018 06:46:58 -0700 (PDT) Received: from localhost ([::1]:39037 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fJfih-00051l-C6 for importer@patchew.org; Fri, 18 May 2018 09:46:55 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:60155) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fJfL2-0000bx-Sx for qemu-devel@nongnu.org; Fri, 18 May 2018 09:22:31 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1fJfKw-0006Rw-6p for qemu-devel@nongnu.org; Fri, 18 May 2018 09:22:28 -0400 Received: from mx3-rdu2.redhat.com ([66.187.233.73]:47740 helo=mx1.redhat.com) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1fJfKo-0006Jd-6X; Fri, 18 May 2018 09:22:14 -0400 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.rdu2.redhat.com [10.11.54.4]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id D461CC12A1; Fri, 18 May 2018 13:22:13 +0000 (UTC) Received: from localhost.localdomain.com (ovpn-117-149.ams2.redhat.com [10.36.117.149]) by smtp.corp.redhat.com (Postfix) with ESMTP id 867DC2024CBF; Fri, 18 May 2018 13:22:12 +0000 (UTC) From: Kevin Wolf To: qemu-block@nongnu.org Date: Fri, 18 May 2018 15:21:07 +0200 Message-Id: <20180518132114.4070-34-kwolf@redhat.com> In-Reply-To: <20180518132114.4070-1-kwolf@redhat.com> References: <20180518132114.4070-1-kwolf@redhat.com> X-Scanned-By: MIMEDefang 2.78 on 10.11.54.4 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.11.55.1]); Fri, 18 May 2018 13:22:13 +0000 (UTC) X-Greylist: inspected by milter-greylist-4.5.16 (mx1.redhat.com [10.11.55.1]); Fri, 18 May 2018 13:22:13 +0000 (UTC) for IP:'10.11.54.4' DOMAIN:'int-mx04.intmail.prod.int.rdu2.redhat.com' HELO:'smtp.corp.redhat.com' FROM:'kwolf@redhat.com' RCPT:'' X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 66.187.233.73 Subject: [Qemu-devel] [PATCH v2 33/40] job: Move progress fields to Job X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: kwolf@redhat.com, qemu-devel@nongnu.org, jsnow@redhat.com, jcody@redhat.com, armbru@redhat.com, mreitz@redhat.com Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail: RSF_0 Z_629925259 SPT_0 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" BlockJob has fields .offset and .len, which are actually misnomers today because they are no longer tied to block device sizes, but just progress counters. As such they make a lot of sense in generic Jobs. This patch moves the fields to Job and renames them to .progress_current and .progress_total to describe their function better. Signed-off-by: Kevin Wolf Reviewed-by: Max Reitz --- include/block/blockjob.h | 25 ------------------------- include/qemu/job.h | 28 ++++++++++++++++++++++++++++ block/backup.c | 8 ++++---- block/commit.c | 4 ++-- block/mirror.c | 4 ++-- block/stream.c | 4 ++-- blockjob.c | 26 ++++++++------------------ job.c | 10 ++++++++++ qemu-img.c | 8 ++++++-- 9 files changed, 62 insertions(+), 55 deletions(-) diff --git a/include/block/blockjob.h b/include/block/blockjob.h index 4fca45f6a1..3021d11126 100644 --- a/include/block/blockjob.h +++ b/include/block/blockjob.h @@ -52,12 +52,6 @@ typedef struct BlockJob { /** Status that is published by the query-block-jobs QMP API */ BlockDeviceIoStatus iostatus; =20 - /** Offset that is published by the query-block-jobs QMP API */ - int64_t offset; - - /** Length that is published by the query-block-jobs QMP API */ - int64_t len; - /** Speed that was set with @block_job_set_speed. */ int64_t speed; =20 @@ -139,25 +133,6 @@ void block_job_remove_all_bdrv(BlockJob *job); void block_job_set_speed(BlockJob *job, int64_t speed, Error **errp); =20 /** - * block_job_progress_update: - * @job: The job that has made progress - * @done: How much progress the job made - * - * Updates the progress counter of the job. - */ -void block_job_progress_update(BlockJob *job, uint64_t done); - -/** - * block_job_progress_set_remaining: - * @job: The job whose expected progress end value is set - * @remaining: Expected end value of the progress counter of the job - * - * Sets the expected end value of the progress counter of a job so that a - * completion percentage can be calculated when the progress is updated. - */ -void block_job_progress_set_remaining(BlockJob *job, uint64_t remaining); - -/** * block_job_query: * @job: The job to get information about. * diff --git a/include/qemu/job.h b/include/qemu/job.h index bfc2bc5611..92d1d249fe 100644 --- a/include/qemu/job.h +++ b/include/qemu/job.h @@ -114,6 +114,16 @@ typedef struct Job { /** True if this job should automatically dismiss itself */ bool auto_dismiss; =20 + /** + * Current progress. The unit is arbitrary as long as the ratio between + * progress_current and progress_total represents the estimated percen= tage + * of work already done. + */ + int64_t progress_current; + + /** Estimated progress_current value at the completion of the job */ + int64_t progress_total; + /** ret code passed to job_completed. */ int ret; =20 @@ -304,6 +314,24 @@ void job_ref(Job *job); */ void job_unref(Job *job); =20 +/** + * @job: The job that has made progress + * @done: How much progress the job made since the last call + * + * Updates the progress counter of the job. + */ +void job_progress_update(Job *job, uint64_t done); + +/** + * @job: The job whose expected progress end value is set + * @remaining: Missing progress (on top of the current progress counter va= lue) + * until the new expected end value is reached + * + * Sets the expected end value of the progress counter of a job so that a + * completion percentage can be calculated when the progress is updated. + */ +void job_progress_set_remaining(Job *job, uint64_t remaining); + /** To be called when a cancelled job is finalised. */ void job_event_cancelled(Job *job); =20 diff --git a/block/backup.c b/block/backup.c index 6f4f3df229..4e228e959b 100644 --- a/block/backup.c +++ b/block/backup.c @@ -160,7 +160,7 @@ static int coroutine_fn backup_do_cow(BackupBlockJob *j= ob, * offset field is an opaque progress value, it is not a disk offs= et. */ job->bytes_read +=3D n; - block_job_progress_update(&job->common, n); + job_progress_update(&job->common.job, n); } =20 out: @@ -406,8 +406,8 @@ static void backup_incremental_init_copy_bitmap(BackupB= lockJob *job) bdrv_set_dirty_iter(dbi, next_cluster * job->cluster_size); } =20 - /* TODO block_job_progress_set_remaining() would make more sense */ - block_job_progress_update(&job->common, + /* TODO job_progress_set_remaining() would make more sense */ + job_progress_update(&job->common.job, job->len - hbitmap_count(job->copy_bitmap) * job->cluster_size); =20 bdrv_dirty_iter_free(dbi); @@ -425,7 +425,7 @@ static void coroutine_fn backup_run(void *opaque) qemu_co_rwlock_init(&job->flush_rwlock); =20 nb_clusters =3D DIV_ROUND_UP(job->len, job->cluster_size); - block_job_progress_set_remaining(&job->common, job->len); + job_progress_set_remaining(&job->common.job, job->len); =20 job->copy_bitmap =3D hbitmap_alloc(nb_clusters, 0); if (job->sync_mode =3D=3D MIRROR_SYNC_MODE_INCREMENTAL) { diff --git a/block/commit.c b/block/commit.c index b0a847e678..620666161b 100644 --- a/block/commit.c +++ b/block/commit.c @@ -150,7 +150,7 @@ static void coroutine_fn commit_run(void *opaque) if (len < 0) { goto out; } - block_job_progress_set_remaining(&s->common, len); + job_progress_set_remaining(&s->common.job, len); =20 ret =3D base_len =3D blk_getlength(s->base); if (base_len < 0) { @@ -196,7 +196,7 @@ static void coroutine_fn commit_run(void *opaque) } } /* Publish progress */ - block_job_progress_update(&s->common, n); + job_progress_update(&s->common.job, n); =20 if (copy) { delay_ns =3D block_job_ratelimit_get_delay(&s->common, n); diff --git a/block/mirror.c b/block/mirror.c index bdc1b5b7b9..dcb66ec3be 100644 --- a/block/mirror.c +++ b/block/mirror.c @@ -119,7 +119,7 @@ static void mirror_iteration_done(MirrorOp *op, int ret) bitmap_set(s->cow_bitmap, chunk_num, nb_chunks); } if (!s->initial_zeroing_ongoing) { - block_job_progress_update(&s->common, op->bytes); + job_progress_update(&s->common.job, op->bytes); } } qemu_iovec_destroy(&op->qiov); @@ -792,7 +792,7 @@ static void coroutine_fn mirror_run(void *opaque) /* cnt is the number of dirty bytes remaining and s->bytes_in_flig= ht is * the number of bytes currently being processed; together those a= re * the current remaining operation length */ - block_job_progress_set_remaining(&s->common, s->bytes_in_flight + = cnt); + job_progress_set_remaining(&s->common.job, s->bytes_in_flight + cn= t); =20 /* Note that even when no rate limit is applied we need to yield * periodically with no pending I/O so that bdrv_drain_all() retur= ns. diff --git a/block/stream.c b/block/stream.c index 8546c412cd..a5d6e0cf8a 100644 --- a/block/stream.c +++ b/block/stream.c @@ -121,7 +121,7 @@ static void coroutine_fn stream_run(void *opaque) ret =3D len; goto out; } - block_job_progress_set_remaining(&s->common, len); + job_progress_set_remaining(&s->common.job, len); =20 buf =3D qemu_blockalign(bs, STREAM_BUFFER_SIZE); =20 @@ -184,7 +184,7 @@ static void coroutine_fn stream_run(void *opaque) ret =3D 0; =20 /* Publish progress */ - block_job_progress_update(&s->common, n); + job_progress_update(&s->common.job, n); if (copy) { delay_ns =3D block_job_ratelimit_get_delay(&s->common, n); } else { diff --git a/blockjob.c b/blockjob.c index da11b3b763..5c8ff6f846 100644 --- a/blockjob.c +++ b/blockjob.c @@ -242,16 +242,6 @@ int64_t block_job_ratelimit_get_delay(BlockJob *job, u= int64_t n) return ratelimit_calculate_delay(&job->limit, n); } =20 -void block_job_progress_update(BlockJob *job, uint64_t done) -{ - job->offset +=3D done; -} - -void block_job_progress_set_remaining(BlockJob *job, uint64_t remaining) -{ - job->len =3D job->offset + remaining; -} - BlockJobInfo *block_job_query(BlockJob *job, Error **errp) { BlockJobInfo *info; @@ -263,10 +253,10 @@ BlockJobInfo *block_job_query(BlockJob *job, Error **= errp) info =3D g_new0(BlockJobInfo, 1); info->type =3D g_strdup(job_type_str(&job->job)); info->device =3D g_strdup(job->job.id); - info->len =3D job->len; info->busy =3D atomic_read(&job->job.busy); info->paused =3D job->job.pause_count > 0; - info->offset =3D job->offset; + info->offset =3D job->job.progress_current; + info->len =3D job->job.progress_total; info->speed =3D job->speed; info->io_status =3D job->iostatus; info->ready =3D job_is_ready(&job->job), @@ -296,8 +286,8 @@ static void block_job_event_cancelled(Notifier *n, void= *opaque) =20 qapi_event_send_block_job_cancelled(job_type(&job->job), job->job.id, - job->len, - job->offset, + job->job.progress_total, + job->job.progress_current, job->speed, &error_abort); } @@ -317,8 +307,8 @@ static void block_job_event_completed(Notifier *n, void= *opaque) =20 qapi_event_send_block_job_completed(job_type(&job->job), job->job.id, - job->len, - job->offset, + job->job.progress_total, + job->job.progress_current, job->speed, !!msg, msg, @@ -348,8 +338,8 @@ static void block_job_event_ready(Notifier *n, void *op= aque) =20 qapi_event_send_block_job_ready(job_type(&job->job), job->job.id, - job->len, - job->offset, + job->job.progress_total, + job->job.progress_current, job->speed, &error_abort); } =20 diff --git a/job.c b/job.c index 34304f2883..f7ab94352a 100644 --- a/job.c +++ b/job.c @@ -364,6 +364,16 @@ void job_unref(Job *job) } } =20 +void job_progress_update(Job *job, uint64_t done) +{ + job->progress_current +=3D done; +} + +void job_progress_set_remaining(Job *job, uint64_t remaining) +{ + job->progress_total =3D job->progress_current + remaining; +} + void job_event_cancelled(Job *job) { notifier_list_notify(&job->on_finalize_cancelled, job); diff --git a/qemu-img.c b/qemu-img.c index eecb7d3228..e67b7a5844 100644 --- a/qemu-img.c +++ b/qemu-img.c @@ -864,9 +864,13 @@ static void run_block_job(BlockJob *job, Error **errp) aio_context_acquire(aio_context); job_ref(&job->job); do { + float progress =3D 0.0f; aio_poll(aio_context, true); - qemu_progress_print(job->len ? - ((float)job->offset / job->len * 100.f) : 0.0f= , 0); + if (job->job.progress_total) { + progress =3D (float)job->job.progress_current / + job->job.progress_total * 100.f; + } + qemu_progress_print(progress, 0); } while (!job_is_ready(&job->job) && !job_is_completed(&job->job)); =20 if (!job_is_completed(&job->job)) { --=20 2.13.6