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From: Emmanuel Florac <eflorac@intellique.com>
To: Wido den Hollander <wido@42on.com>
Cc: linux-bcache@vger.kernel.org
Subject: Re: Partitions on bcache devices
Date: Wed, 28 Sep 2016 19:11:42 +0200	[thread overview]
Message-ID: <20160928191142.2e545aa5@harpe.intellique.com> (raw)
In-Reply-To: <951934014.5256.1475070307225@ox.pcextreme.nl>

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Le Wed, 28 Sep 2016 15:45:07 +0200 (CEST)
Wido den Hollander <wido@42on.com> écrivait:

> Hi,
> 
> Currently it is not possible to create partitions on bcache devices,
> eg, if you have bcache0 you can't create bcache0p1, bcache0p2, etc.
> 
> There are patches [0] out there which 'enable' this, but they aren't
> suited to be send upstream.
> 
> For the Ceph [1] project it would be very beneficial if bcache would
> support the creation of partitions on the devices.

What's the use case exactly? You can create LVM lvs on bcache devices
if you need to split them. And I don't really understand why it would
be beneficial to Ceph, which is about agreggating many devices.

-- 
------------------------------------------------------------------------
Emmanuel Florac     |   Direction technique
                    |   Intellique
                    |	<eflorac@intellique.com>
                    |   +33 1 78 94 84 02
------------------------------------------------------------------------

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  reply	other threads:[~2016-09-28 17:21 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-09-28 13:45 Partitions on bcache devices Wido den Hollander
2016-09-28 17:11 ` Emmanuel Florac [this message]
2016-09-28 19:14   ` Wido den Hollander
2016-09-29 14:09     ` Emmanuel Florac
2016-09-29 15:38       ` Wido den Hollander
2016-09-29 16:25         ` Emmanuel Florac
2016-09-29 15:40       ` Jens-U. Mozdzen
2016-09-29 16:31         ` Emmanuel Florac
2016-09-29 16:52           ` Wido den Hollander
2016-09-29 17:11             ` Emmanuel Florac
2016-10-14 12:15               ` Wido den Hollander
2016-10-14 16:02                 ` Emmanuel Florac
2016-10-24  1:19                 ` [PATCH v1] bcache: partition support: add 16 minors per major Eric Wheeler
2016-10-24  1:22                   ` [PATCH v1] bcache: partition support: add 16 minors per bcacheN device Eric Wheeler
2016-10-25  7:05                   ` [PATCH v1] bcache: partition support: add 16 minors per major Wido den Hollander
2016-09-30  8:30           ` Partitions on bcache devices Jens-U. Mozdzen

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