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

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Message-ID: <20181005062444.GA30240@infradead.org>
Date:   Thu, 4 Oct 2018 23:24:44 -0700
From:   Christoph Hellwig <hch@...radead.org>
To:     Bart Van Assche <bvanassche@....org>
Cc:     Christoph Hellwig <hch@...radead.org>,
        Damien Le Moal <Damien.LeMoal@....com>,
        Linus Walleij <linus.walleij@...aro.org>,
        Artem Bityutskiy <dedekind1@...il.com>,
        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" <linux-mtd@...ts.infradead.org>,
        Pavel Machek <pavel@....cz>,
        Ulf Hansson <ulf.hansson@...aro.org>,
        Richard Weinberger <richard@....at>,
        Adrian Hunter <adrian.hunter@...el.com>,
        Jan Kara <jack@...e.cz>,
        "aherrmann@...e.com" <aherrmann@...e.com>,
        "mgorman@...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" <bfq-iosched@...glegroups.com>,
        "oleksandr@...alenko.name" <oleksandr@...alenko.name>,
        Mark Brown <broonie@...nel.org>
Subject: Re: [PATCH] block: BFQ default for single queue devices

On Wed, Oct 03, 2018 at 08:15:24AM -0700, Bart Van Assche wrote:
> On Wed, 2018-10-03 at 08:01 -0700, Christoph Hellwig wrote:
> > On Wed, Oct 03, 2018 at 07:58:52AM -0700, Bart Van Assche wrote:
> > > Has the work with the T10 committee to standardize the SCSI equivalent of anonymous
> > > writes already started?
> > 
> > No, and I don't know of anyone who wants to do that in the short term.
> 
> That's unfortunate. I think having such a command available in the SCSI
> command set would be a step forward.

I'm not saying it doesn't make sense, only that I don't know of any short
term plans.