linux-kernel - Re: [PATCH 05/12] md: update the optimal I/O size on reshape

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Message-ID: <CAPhsuW56nRgq_hAs4zdg+qabVsbyYkmZk2+4+4ykzbg0Aa=W2g@mail.gmail.com>
Date:   Fri, 11 Sep 2020 23:17:28 -0700
From:   Song Liu <song@...nel.org>
To:     Christoph Hellwig <hch@....de>
Cc:     Jens Axboe <axboe@...nel.dk>, Hans de Goede <hdegoede@...hat.com>,
        Richard Weinberger <richard@....at>,
        Minchan Kim <minchan@...nel.org>,
        linux-mtd@...ts.infradead.org, dm-devel@...hat.com,
        linux-block@...r.kernel.org,
        open list <linux-kernel@...r.kernel.org>,
        drbd-dev@...ts.linbit.com, linux-raid <linux-raid@...r.kernel.org>,
        Linux-Fsdevel <linux-fsdevel@...r.kernel.org>,
        Linux-MM <linux-mm@...ck.org>, cgroups@...r.kernel.org
Subject: Re: [PATCH 05/12] md: update the optimal I/O size on reshape

On Thu, Sep 10, 2020 at 7:48 AM Christoph Hellwig <hch@....de> wrote:
>
> The raid5 and raid10 drivers currently update the read-ahead size,
> but not the optimal I/O size on reshape.  To prepare for deriving the
> read-ahead size from the optimal I/O size make sure it is updated
> as well.
>
> Signed-off-by: Christoph Hellwig <hch@....de>

Acked-by: Song Liu <song@...nel.org>