Linux filesystem development
 help / color / mirror / Atom feed
From: Christoph Hellwig <hch@lst.de>
To: changfengnan <changfengnan@bytedance.com>
Cc: Joanne Koong <joannelkoong@gmail.com>,
	Christoph Hellwig <hch@lst.de>,
	"Darrick J. Wong" <djwong@kernel.org>,
	Christian Brauner <brauner@kernel.org>,
	Theodore Ts'o <tytso@mit.edu>, Carlos Maiolino <cem@kernel.org>,
	linux-ext4@vger.kernel.org, linux-xfs@vger.kernel.org,
	linux-fsdevel@vger.kernel.org
Subject: Re: [PATCH 2/3] iomap: decouple simple direct I/O reads from iomap_dio_rw
Date: Thu, 23 Jul 2026 06:55:17 +0200	[thread overview]
Message-ID: <20260723045517.GB6641@lst.de> (raw)
In-Reply-To: <d9210bcdf73fbe1ac8b6ec132865609a3ed68688.fb281486.dc82.4049.92e1.5b912f7e663c@bytedance.com>

On Thu, Jul 23, 2026 at 10:17:49AM +0800, changfengnan wrote:
> Yes, there is an issue with the handling of the inode_dio_end event in the
> synchronization scenario.
> How about this ?

Yes, minus the label naming that is exactly what I came up with
yesterday and it has survived testing over night.  Looks like xfstests
currently never triggers the sychronous error return path, I'll see
if I can increase coverage for that.

  reply	other threads:[~2026-07-23  4:55 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-07-22 12:49 decouple simple direct I/O reads from iomap_dio_rw Christoph Hellwig
2026-07-22 12:49 ` [PATCH 1/3] iomap: split iomap_iter() logic into iomap_iter_next() Christoph Hellwig
2026-07-23  2:06   ` changfengnan
2026-07-22 12:49 ` [PATCH 2/3] iomap: decouple simple direct I/O reads from iomap_dio_rw Christoph Hellwig
2026-07-22 19:03   ` Joanne Koong
2026-07-23  2:17     ` changfengnan
2026-07-23  4:55       ` Christoph Hellwig [this message]
2026-07-23  4:53     ` Christoph Hellwig
2026-07-22 12:49 ` [PATCH 3/3] iomap: use GFP_NOWAIT when application for iomap_dio_simple allocations Christoph Hellwig
2026-07-22 21:01   ` Joanne Koong
2026-07-23  2:06     ` changfengnan
  -- strict thread matches above, loose matches on Subject: below --
2026-07-23  5:01 decouple simple direct I/O reads from iomap_dio_rw v2 Christoph Hellwig
2026-07-23  5:01 ` [PATCH 2/3] iomap: decouple simple direct I/O reads from iomap_dio_rw Christoph Hellwig

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20260723045517.GB6641@lst.de \
    --to=hch@lst.de \
    --cc=brauner@kernel.org \
    --cc=cem@kernel.org \
    --cc=changfengnan@bytedance.com \
    --cc=djwong@kernel.org \
    --cc=joannelkoong@gmail.com \
    --cc=linux-ext4@vger.kernel.org \
    --cc=linux-fsdevel@vger.kernel.org \
    --cc=linux-xfs@vger.kernel.org \
    --cc=tytso@mit.edu \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox