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

[Matthew Wilcox]

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()?