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

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Message-ID: <20201222161900.GI874@casper.infradead.org>
Date:   Tue, 22 Dec 2020 16:19:00 +0000
From:   Matthew Wilcox <willy@...radead.org>
To:     Vivek Goyal <vgoyal@...hat.com>
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 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()?