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From: Christoph Hellwig <hch@lst.de>
To: Jens Axboe <axboe@kernel.dk>
Cc: Keith Busch <kbusch@fb.com>,
	linux-fsdevel@vger.kernel.org, linux-block@vger.kernel.org,
	Kernel Team <Kernel-team@fb.com>,
	hch@lst.de, bvanassche@acm.org, damien.lemoal@opensource.wdc.com,
	Keith Busch <kbusch@kernel.org>
Subject: Re: [PATCHv2 0/3] direct io alignment relax
Date: Thu, 19 May 2022 09:42:25 +0200	[thread overview]
Message-ID: <20220519074225.GH22301@lst.de> (raw)
In-Reply-To: <dc8e7b85-fba1-b45e-231e-9c8054aea505@kernel.dk>

On Wed, May 18, 2022 at 04:45:10PM -0600, Jens Axboe wrote:
> On 5/18/22 11:11 AM, Keith Busch wrote:
> > From: Keith Busch <kbusch@kernel.org>
> > 
> > Including the fs list this time.
> > 
> > I am still working on a better interface to report the dio alignment to
> > an application. The most recent suggestion of using statx is proving to
> > be less straight forward than I thought, but I don't want to hold this
> > series up for that.
> 
> This looks good to me. Anyone object to queueing this one up?

Yes.  I really do like this feature, but I don't think it is ready to
rush it in.  In addition to the ongoing discussions in this thread
we absolutely need proper statx support for the alignments to avoid
userspace growing all kinds of sysfs growling crap to make use of it.

  reply	other threads:[~2022-05-19  7:42 UTC|newest]

Thread overview: 42+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-05-18 17:11 [PATCHv2 0/3] direct io alignment relax Keith Busch
2022-05-18 17:11 ` [PATCHv2 1/3] block/bio: remove duplicate append pages code Keith Busch
2022-05-18 20:21   ` Chaitanya Kulkarni
2022-05-19  4:28   ` Bart Van Assche
2022-05-19  7:32   ` Christoph Hellwig
2022-05-19 14:19     ` Keith Busch
2022-05-18 17:11 ` [PATCHv2 2/3] block: export dma_alignment attribute Keith Busch
2022-05-18 20:22   ` Chaitanya Kulkarni
2022-05-19  4:30   ` Bart Van Assche
2022-05-19  7:33   ` Christoph Hellwig
2022-05-18 17:11 ` [PATCHv2 3/3] block: relax direct io memory alignment Keith Busch
2022-05-19  0:14   ` Eric Biggers
2022-05-19  1:00     ` Keith Busch
2022-05-19  1:53       ` Eric Biggers
2022-05-19  1:59         ` Keith Busch
2022-05-19  2:08           ` Eric Biggers
2022-05-19  2:25             ` Keith Busch
2022-05-19  3:27               ` Eric Biggers
2022-05-19  4:40                 ` Bart Van Assche
2022-05-19  4:56                 ` Keith Busch
2022-05-19  6:45                   ` Damien Le Moal
2022-05-19 17:19                     ` Eric Biggers
2022-05-20  3:41                       ` Damien Le Moal
2022-05-19  7:41                   ` Christoph Hellwig
2022-05-19 16:35                     ` Keith Busch
2022-05-20  6:07                       ` Christoph Hellwig
2022-05-19 17:01                   ` Keith Busch
2022-05-19 17:27                     ` Eric Biggers
2022-05-19 17:43                       ` Keith Busch
2022-05-19  7:39       ` Christoph Hellwig
2022-05-19 22:31         ` Keith Busch
2022-05-19  7:38   ` Christoph Hellwig
2022-05-19 14:08     ` Keith Busch
2022-05-20  6:10       ` Christoph Hellwig
2022-05-18 22:45 ` [PATCHv2 0/3] direct io alignment relax Jens Axboe
2022-05-19  7:42   ` Christoph Hellwig [this message]
2022-05-19 12:46     ` Jens Axboe
2022-05-18 23:26 ` Eric Biggers
2022-05-19  0:51   ` Keith Busch
2022-05-19  1:02     ` Chaitanya Kulkarni
2022-05-19  2:02       ` Eric Biggers
2022-05-19  7:43         ` hch

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