Re: [PATCH v3] block: fix trace completion for chained bio

[Christoph Hellwig]

On Wed, Jun 16, 2021 at 11:08:10AM +0800, edwardh wrote:
> @@ -1400,18 +1404,13 @@ void bio_endio(struct bio *bio)
>  	if (bio->bi_end_io == bio_chain_endio) {
>  		bio = __bio_chain_endio(bio);
>  		goto again;
> +	} else {
> +		blk_throtl_bio_endio(bio);
> +		/* release cgroup info */
> +		bio_uninit(bio);
> +		if (bio->bi_end_io)
> +			bio->bi_end_io(bio);

No need for an else after a goto.