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Date: Fri, 26 Jun 2026 06:33:19 +0200
From: Christoph Hellwig <hch@lst.de>
To: Joanne Koong <joannelkoong@gmail.com>
Cc: "Darrick J. Wong" <djwong@kernel.org>, Christoph Hellwig <hch@lst.de>,
	Christian Brauner <brauner@kernel.org>,
	Kelu Ye <yekelu1@huawei.com>, Yifan Zhao <zhaoyifan28@huawei.com>,
	Ritesh Harjani <ritesh.list@gmail.com>,
	Namjae Jeon <linkinjeon@kernel.org>,
	Sungjong Seo <sj1557.seo@samsung.com>,
	Hyunchul Lee <hyc.lee@gmail.com>,
	Konstantin Komarov <almaz.alexandrovich@paragon-software.com>,
	Miklos Szeredi <miklos@szeredi.hu>, fuse-devel@lists.linux.dev,
	ntfs3@lists.linux.dev, linux-erofs@lists.ozlabs.org,
	linux-xfs@vger.kernel.org, linux-fsdevel@vger.kernel.org
Subject: Re: [PATCH 2/2] iomap: submit read bio after each extent
Message-ID: <20260626043319.GC8078@lst.de>
References: <20260625120803.2462291-1-hch@lst.de> <20260625120803.2462291-3-hch@lst.de> <20260625174758.GE6078@frogsfrogsfrogs> <CAJnrk1YFeirQ4g7qcVsda-8qPLeAtoiyW6ZBuJb2qDsGpxi-tg@mail.gmail.com>
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On Thu, Jun 25, 2026 at 11:32:40AM -0700, Joanne Koong wrote:
> Yes, that works. I think that's a good idea. fuse only needs
> submit_read logic for readahead. The change would just be:

A nice, I'll fold that in.

> If this fix needs to go into 7.2 though, maybe it makes sense to land
> the v1 implementation [1] + the xfs integrity fix now and do the fuse
> change later?

In a way this is actually simpler as it doesn't require the prototype
change.  And it'll avoid both a temporary fuse performance regression
and a bit of churn.