linux-kernel - Re: [PATCH] block: BFQ default for single queue devices

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Message-ID: <1538665857.230807.1.camel@acm.org>
Date:   Thu, 04 Oct 2018 08:10:57 -0700
From:   Bart Van Assche <bvanassche@....org>
To:     Mark Brown <broonie@...nel.org>,
        Linus Walleij <linus.walleij@...aro.org>
Cc:     oleksandr@...alenko.name, Paolo Valente <paolo.valente@...aro.org>,
        Jens Axboe <axboe@...nel.dk>,
        linux-block <linux-block@...r.kernel.org>,
        linux-mmc <linux-mmc@...r.kernel.org>,
        linux-mtd@...ts.infradead.org, Pavel Machek <pavel@....cz>,
        Ulf Hansson <ulf.hansson@...aro.org>,
        Richard Weinberger <richard@....at>,
        Artem Bityutskiy <dedekind1@...il.com>,
        Adrian Hunter <adrian.hunter@...el.com>,
        Jan Kara <jack@...e.cz>, aherrmann@...e.com, mgorman@...e.com,
        Chunyan Zhang <zhang.chunyan@...aro.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        bfq-iosched@...glegroups.com
Subject: Re: [PATCH] block: BFQ default for single queue devices

On Thu, 2018-10-04 at 11:13 +0100, Mark Brown wrote:
> On Thu, Oct 04, 2018 at 10:14:38AM +0200, Linus Walleij wrote:
> 
> > And these are millions and millions of deployed
> > systems not using udev+systemd we are talking about,
> > they are not fringe hobby projects. It's not that I
> > personally dislike udev or anything, I kind of like
> > it, but these tailored distros simply don't use it
> > and they are huge in numbers. They need help to do
> > the right thing. Fixing a udev rule doesn't solve
> > even half the world's problems I'm afraid.
> 
> Further, even those embedded systems that do use udev (some of them do
> lean heavily on modern init stuff like that and systemd, especially when
> boot time is a priority) they'll still need to get the relevant udev
> rule installed somehow.

Hi Mark,

Are you aware that the systemd source tree includes a set of udev rules?
See also https://github.com/systemd/systemd/tree/master/rules.

Bart.