linux-kernel - Re: [PATCH 2/3] vfs: Add a super block operation to check for writeback errors

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Message-ID: <20201222162509.GB3248@redhat.com>
Date:   Tue, 22 Dec 2020 11:25:09 -0500
From:   Vivek Goyal <vgoyal@...hat.com>
To:     Matthew Wilcox <willy@...radead.org>
Cc:     linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-unionfs@...r.kernel.org, jlayton@...nel.org,
        amir73il@...il.com, sargun@...gun.me, miklos@...redi.hu,
        jack@...e.cz, neilb@...e.com, viro@...iv.linux.org.uk, hch@....de
Subject: Re: [PATCH 2/3] vfs: Add a super block operation to check for
 writeback errors

On Tue, Dec 22, 2020 at 04:19:00PM +0000, Matthew Wilcox wrote:
> On Mon, Dec 21, 2020 at 02:50:54PM -0500, Vivek Goyal wrote:
> > -	ret2 = errseq_check_and_advance(&sb->s_wb_err, &f.file->f_sb_err);
> > +	if (sb->s_op->errseq_check_advance)
> > +		ret2 = sb->s_op->errseq_check_advance(sb, f.file);
> 
> What a terrible name for an fs operation.  You don't seem to be able
> to distinguish between semantics and implementation.  How about
> check_error()?

check_error() sounds better. I was not very happy with the name either.
Thought of starting with something.

Vivek