From: Johannes Thumshirn <jthumshirn@suse.de>
To: Jens Axboe <axboe@kernel.dk>
Cc: Alex Ivanov <yourbestfriend@openmailbox.org>,
linux-block@vger.kernel.org
Subject: Re: [PATCH] elevator: allow specifying elevator by config boot param for blk-mq devices
Date: Fri, 14 Jul 2017 08:40:26 +0200 [thread overview]
Message-ID: <20170714064026.GB3484@linux-x5ow.site> (raw)
In-Reply-To: <49033d7d-8941-3c17-962f-dab170401bcf@kernel.dk>
On Thu, Jul 13, 2017 at 08:02:41AM -0600, Jens Axboe wrote:
> Because it sucks as an interface - there's no way to apply different
> settings to different devices, and using the kernel command line to
> control something like this is ugly. It never should have been done.
>
> The sysfs interface, either manually, scripted, or through udev,
> makes a lot more sense.
Not that I disagree with your reasons, but not being able to select a
mq scheduler confuses quite some users out there.
Byte,
Johannes
--
Johannes Thumshirn Storage
jthumshirn@suse.de +49 911 74053 689
SUSE LINUX GmbH, Maxfeldstr. 5, 90409 N�rnberg
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next prev parent reply other threads:[~2017-07-14 6:40 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-07-12 18:57 [PATCH] elevator: allow specifying elevator by config boot param for blk-mq devices Alex Ivanov
2017-07-12 22:51 ` Jens Axboe
2017-07-13 10:11 ` Johannes Thumshirn
2017-07-13 14:02 ` Jens Axboe
2017-07-14 5:12 ` Paolo Valente
2017-07-14 6:40 ` Johannes Thumshirn [this message]
2017-07-14 14:26 ` Jens Axboe
2017-07-17 6:55 ` Johannes Thumshirn
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