linux-kernel - Re: [RESEND,v5,1/2] bio: limit bio max size

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Message-ID: <20210413053258.GA1264305@infradead.org>
Date:   Tue, 13 Apr 2021 06:32:58 +0100
From:   Christoph Hellwig <hch@...radead.org>
To:     Changheun Lee <nanich.lee@...sung.com>
Cc:     ming.lei@...hat.com, Damien.LeMoal@....com,
        Johannes.Thumshirn@....com, asml.silence@...il.com,
        axboe@...nel.dk, bvanassche@....org, gregkh@...uxfoundation.org,
        hch@...radead.org, jisoo2146.oh@...sung.com,
        junho89.kim@...sung.com, linux-block@...r.kernel.org,
        linux-kernel@...r.kernel.org, mj0123.lee@...sung.com,
        osandov@...com, patchwork-bot@...nel.org,
        seunghwan.hyun@...sung.com, sookwan7.kim@...sung.com,
        tj@...nel.org, tom.leiming@...il.com, woosung2.lee@...sung.com,
        yt0928.kim@...sung.com
Subject: Re: [RESEND,v5,1/2] bio: limit bio max size

And more importantly please test with a file system that uses the
iomap direct I/O code (btrfs, gfs2, ext4, xfs, zonefs) as we should
never just work aroudn a legacy codebase that should go away in the
block layer.