From: Markus Elfring <Markus.Elfring@web.de>
To: John Garry <john.g.garry@oracle.com>,
linux-block@vger.kernel.org, linux-scsi@vger.kernel.org,
dm-devel@lists.linux.dev, linux-nvme@lists.infradead.org,
Christoph Hellwig <hch@lst.de>, Hannes Reinecke <hare@suse.com>,
James Bottomley <James.Bottomley@HansenPartnership.com>,
Jens Axboe <axboe@fb.com>, Keith Busch <kbusch@kernel.org>,
"Martin K. Petersen" <martin.petersen@oracle.com>,
Sagi Grimberg <sagi@grimberg.me>
Cc: LKML <linux-kernel@vger.kernel.org>,
Benjamin Marzinski <bmarzins@redhat.com>,
John Meneghini <jmeneghi@redhat.com>,
Mike Christie <michael.christie@oracle.com>,
Mike Snitzer <snitzer@kernel.org>
Subject: Re: [PATCH 02/13] libmultipath: Add basic gendisk support
Date: Tue, 3 Mar 2026 13:13:21 +0100 [thread overview]
Message-ID: <317a7883-9470-453d-a3cf-8d819383aca2@web.de> (raw)
In-Reply-To: <20260225153225.1031169-3-john.g.garry@oracle.com>
…
> +++ b/lib/multipath.c
…
> +static void multipath_partition_scan_work(struct work_struct *work)
> +{
…
> + mutex_lock(&mpath_disk->disk->open_mutex);
> + bdev_disk_changed(mpath_disk->disk, false);
> + mutex_unlock(&mpath_disk->disk->open_mutex);
> +}
…
Under which circumstances would you become interested to apply a statement
like “guard(mutex)(&mpath_disk->disk->open_mutex);”?
https://elixir.bootlin.com/linux/v6.19.3/source/include/linux/mutex.h#L253
Regards,
Markus
next prev parent reply other threads:[~2026-03-03 12:13 UTC|newest]
Thread overview: 61+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-02-25 15:32 [PATCH 00/13] libmultipath: a generic multipath lib for block drivers John Garry
2026-02-25 15:32 ` [PATCH 01/13] libmultipath: Add initial framework John Garry
2026-03-02 12:08 ` Nilay Shroff
2026-03-02 12:21 ` John Garry
2026-02-25 15:32 ` [PATCH 02/13] libmultipath: Add basic gendisk support John Garry
2026-02-26 2:16 ` Benjamin Marzinski
2026-02-26 9:04 ` John Garry
2026-03-02 12:31 ` Nilay Shroff
2026-03-02 15:39 ` John Garry
2026-03-03 12:39 ` Nilay Shroff
2026-03-03 12:59 ` John Garry
2026-03-03 12:13 ` Markus Elfring [this message]
2026-02-25 15:32 ` [PATCH 03/13] libmultipath: Add path selection support John Garry
2026-02-26 3:37 ` Benjamin Marzinski
2026-02-26 9:26 ` John Garry
2026-03-02 12:36 ` Nilay Shroff
2026-03-02 15:11 ` John Garry
2026-03-03 11:01 ` Nilay Shroff
2026-03-03 12:41 ` John Garry
2026-03-04 10:26 ` Nilay Shroff
2026-03-04 11:09 ` John Garry
2026-04-14 10:03 ` John Garry
2026-04-14 11:43 ` Nilay Shroff
2026-04-14 13:10 ` John Garry
2026-03-04 13:10 ` Nilay Shroff
2026-03-04 14:38 ` John Garry
2026-02-25 15:32 ` [PATCH 04/13] libmultipath: Add bio handling John Garry
2026-03-02 12:39 ` Nilay Shroff
2026-03-02 15:52 ` John Garry
2026-03-03 14:00 ` Nilay Shroff
2026-02-25 15:32 ` [PATCH 05/13] libmultipath: Add support for mpath_device management John Garry
2026-02-25 15:32 ` [PATCH 06/13] libmultipath: Add cdev support John Garry
2026-02-25 15:32 ` [PATCH 07/13] libmultipath: Add delayed removal support John Garry
2026-03-02 12:41 ` Nilay Shroff
2026-03-02 15:54 ` John Garry
2026-04-08 11:28 ` John Garry
2026-04-08 15:41 ` Hannes Reinecke
2026-04-08 16:28 ` John Garry
2026-04-09 6:37 ` Nilay Shroff
2026-04-09 13:00 ` John Garry
2026-04-10 7:06 ` Nilay Shroff
2026-04-10 8:55 ` John Garry
2026-04-10 9:09 ` Nilay Shroff
2026-04-10 9:49 ` John Garry
2026-04-10 10:51 ` Nilay Shroff
2026-04-10 11:49 ` John Garry
2026-02-25 15:32 ` [PATCH 08/13] libmultipath: Add sysfs helpers John Garry
2026-02-27 19:05 ` Benjamin Marzinski
2026-03-02 11:11 ` John Garry
2026-02-25 15:32 ` [PATCH 09/13] libmultipath: Add PR support John Garry
2026-02-25 15:49 ` Keith Busch
2026-02-25 16:52 ` John Garry
2026-02-27 18:12 ` Benjamin Marzinski
2026-03-02 10:45 ` John Garry
2026-02-25 15:32 ` [PATCH 10/13] libmultipath: Add mpath_bdev_report_zones() John Garry
2026-02-25 15:32 ` [PATCH 11/13] libmultipath: Add support for block device IOCTL John Garry
2026-02-27 19:52 ` Benjamin Marzinski
2026-03-02 11:19 ` John Garry
2026-04-09 15:20 ` John Garry
2026-02-25 15:32 ` [PATCH 12/13] libmultipath: Add mpath_bdev_getgeo() John Garry
2026-02-25 15:32 ` [PATCH 13/13] libmultipath: Add mpath_bdev_get_unique_id() John Garry
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