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From: Emanuele Giuseppe Esposito <eesposit@redhat.com>
To: Vladimir Sementsov-Ogievskiy <vsementsov@yandex-team.ru>,
	qemu-block@nongnu.org
Cc: Kevin Wolf <kwolf@redhat.com>, Hanna Reitz <hreitz@redhat.com>,
	Paolo Bonzini <pbonzini@redhat.com>, John Snow <jsnow@redhat.com>,
	Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>,
	Wen Congyang <wencongyang2@huawei.com>,
	Xie Changlong <xiechanglong.d@gmail.com>,
	Markus Armbruster <armbru@redhat.com>,
	Stefan Hajnoczi <stefanha@redhat.com>, Fam Zheng <fam@euphon.net>,
	qemu-devel@nongnu.org
Subject: Re: [PATCH v9 09/21] jobs: use job locks also in the unit tests
Date: Tue, 19 Jul 2022 14:00:30 +0200	[thread overview]
Message-ID: <8726804c-5dbc-bc27-3922-a00ae676941d@redhat.com> (raw)
In-Reply-To: <b86ef36a-a82c-591e-54fe-481690a5987f@yandex-team.ru>



Am 11/07/2022 um 15:08 schrieb Vladimir Sementsov-Ogievskiy:
> 
> That made me ask:
> 
> 1. Are all tests always run in main loop? If yes, why to protect status
> reading in test_complete_in_standby() ?
> 
> 2. Maybe, we don't need to protect anything here? Why to protect other
> things if we run everything in main loop?

I think it's still good example and practice to protect a function if it
needs to be protected and its name ends with _locked. It would just
confuse the reader if we don't protect it.

Emanuele



  reply	other threads:[~2022-07-19 12:04 UTC|newest]

Thread overview: 53+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-07-06 20:15 [PATCH v9 00/21] job: replace AioContext lock with job_mutex Emanuele Giuseppe Esposito
2022-07-06 20:15 ` [PATCH v9 01/21] job.c: make job_mutex and job_lock/unlock() public Emanuele Giuseppe Esposito
2022-07-06 20:15 ` [PATCH v9 02/21] job.h: categorize fields in struct Job Emanuele Giuseppe Esposito
2022-07-06 20:15 ` [PATCH v9 03/21] job.c: API functions not used outside should be static Emanuele Giuseppe Esposito
2022-07-06 20:15 ` [PATCH v9 04/21] aio-wait.h: introduce AIO_WAIT_WHILE_UNLOCKED Emanuele Giuseppe Esposito
2022-07-06 20:15 ` [PATCH v9 05/21] job.c: add job_lock/unlock while keeping job.h intact Emanuele Giuseppe Esposito
2022-07-08 19:25   ` Vladimir Sementsov-Ogievskiy
2022-07-11  7:30     ` Emanuele Giuseppe Esposito
2022-07-11 10:40       ` Vladimir Sementsov-Ogievskiy
2022-07-06 20:15 ` [PATCH v9 06/21] job: move and update comments from blockjob.c Emanuele Giuseppe Esposito
2022-07-11  8:56   ` Vladimir Sementsov-Ogievskiy
2022-07-06 20:15 ` [PATCH v9 07/21] blockjob: introduce block_job _locked() APIs Emanuele Giuseppe Esposito
2022-07-11 12:04   ` Vladimir Sementsov-Ogievskiy
2022-07-11 12:24     ` Emanuele Giuseppe Esposito
2022-07-06 20:15 ` [PATCH v9 08/21] jobs: add job lock in find_* functions Emanuele Giuseppe Esposito
2022-07-11 12:20   ` Vladimir Sementsov-Ogievskiy
2022-07-06 20:15 ` [PATCH v9 09/21] jobs: use job locks also in the unit tests Emanuele Giuseppe Esposito
2022-07-11 13:08   ` Vladimir Sementsov-Ogievskiy
2022-07-19 12:00     ` Emanuele Giuseppe Esposito [this message]
2022-07-20 13:06       ` Vladimir Sementsov-Ogievskiy
2022-07-20 14:22         ` Emanuele Giuseppe Esposito
2022-07-06 20:15 ` [PATCH v9 10/21] block/mirror.c: use of job helpers in drivers to avoid TOC/TOU Emanuele Giuseppe Esposito
2022-07-11 13:15   ` Vladimir Sementsov-Ogievskiy
2022-07-06 20:15 ` [PATCH v9 11/21] jobs: group together API calls under the same job lock Emanuele Giuseppe Esposito
2022-07-11 13:26   ` Vladimir Sementsov-Ogievskiy
2022-07-19 12:40     ` Emanuele Giuseppe Esposito
2022-07-20 13:10       ` Vladimir Sementsov-Ogievskiy
2022-07-06 20:15 ` [PATCH v9 12/21] commit and mirror: create new nodes using bdrv_get_aio_context, and not the job aiocontext Emanuele Giuseppe Esposito
2022-07-11 13:32   ` Vladimir Sementsov-Ogievskiy
2022-07-06 20:15 ` [PATCH v9 13/21] job: detect change of aiocontext within job coroutine Emanuele Giuseppe Esposito
2022-07-11 13:59   ` Vladimir Sementsov-Ogievskiy
2022-07-06 20:15 ` [PATCH v9 14/21] jobs: protect job.aio_context with BQL and job_mutex Emanuele Giuseppe Esposito
2022-07-11 14:19   ` Vladimir Sementsov-Ogievskiy
2022-07-19 12:48     ` Emanuele Giuseppe Esposito
2022-07-06 20:15 ` [PATCH v9 15/21] job.c: enable job lock/unlock and remove Aiocontext locks Emanuele Giuseppe Esposito
2022-07-11 14:33   ` Vladimir Sementsov-Ogievskiy
2022-07-19 12:51     ` Emanuele Giuseppe Esposito
2022-07-06 20:15 ` [PATCH v9 16/21] block_job_query: remove atomic read Emanuele Giuseppe Esposito
2022-07-11 14:37   ` Vladimir Sementsov-Ogievskiy
2022-07-06 20:15 ` [PATCH v9 17/21] blockjob.h: categorize fields in struct BlockJob Emanuele Giuseppe Esposito
2022-07-11 14:44   ` Vladimir Sementsov-Ogievskiy
2022-07-19 12:53     ` Emanuele Giuseppe Esposito
2022-07-06 20:15 ` [PATCH v9 18/21] blockjob: rename notifier callbacks as _locked Emanuele Giuseppe Esposito
2022-07-11 14:47   ` Vladimir Sementsov-Ogievskiy
2022-07-06 20:15 ` [PATCH v9 19/21] blockjob: protect iostatus field in BlockJob struct Emanuele Giuseppe Esposito
2022-07-11 14:51   ` Vladimir Sementsov-Ogievskiy
2022-07-19 13:07     ` Emanuele Giuseppe Esposito
2022-07-20 13:15       ` Vladimir Sementsov-Ogievskiy
2022-07-20 14:06         ` Emanuele Giuseppe Esposito
2022-07-06 20:15 ` [PATCH v9 20/21] blockjob: remove unused functions Emanuele Giuseppe Esposito
2022-07-06 20:15 ` [PATCH v9 21/21] job: " Emanuele Giuseppe Esposito
2022-07-11 15:57 ` [PATCH v9 00/21] job: replace AioContext lock with job_mutex Vladimir Sementsov-Ogievskiy
2022-07-19 13:13   ` Emanuele Giuseppe Esposito

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