linux-kernel - Re: [PATCH v7] iomap: make inline data support more flexible

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Date:   Mon, 26 Jul 2021 08:56:58 +0200
From:   Andreas Gruenbacher <agruenba@...hat.com>
To:     Matthew Wilcox <willy@...radead.org>
Cc:     Gao Xiang <hsiangkao@...ux.alibaba.com>,
        Christoph Hellwig <hch@....de>,
        "Darrick J . Wong" <djwong@...nel.org>,
        Huang Jianan <huangjianan@...o.com>,
        linux-erofs@...ts.ozlabs.org,
        linux-fsdevel <linux-fsdevel@...r.kernel.org>,
        LKML <linux-kernel@...r.kernel.org>,
        Andreas Gruenbacher <andreas.gruenbacher@...il.com>
Subject: Re: [PATCH v7] iomap: make inline data support more flexible

On Mon, Jul 26, 2021 at 5:07 AM Matthew Wilcox <willy@...radead.org> wrote:
> On Mon, Jul 26, 2021 at 12:16:39AM +0200, Andreas Gruenbacher wrote:
> > @@ -247,7 +251,6 @@ iomap_readpage_actor(struct inode *inode, loff_t pos, loff_t length, void *data,
> >       sector_t sector;
> >
> >       if (iomap->type == IOMAP_INLINE) {
> > -             WARN_ON_ONCE(pos);
> >               iomap_read_inline_data(inode, page, iomap);
> >               return PAGE_SIZE;
>
> This surely needs to return -EIO if there was an error.

Hmm, right.

Thanks,
Andreas