linux-kernel - Re: [PATCH 29.5/32] blk-throttle: add throtl

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20130504005325.GG22860@mtj.dyndns.org>
Date:	Fri, 3 May 2013 17:53:58 -0700
From:	Tejun Heo <tj@...nel.org>
To:	axboe@...nel.dk
Cc:	linux-kernel@...r.kernel.org, lizefan@...wei.com,
	containers@...ts.linux-foundation.org, cgroups@...r.kernel.org,
	vgoyal@...hat.com
Subject: Re: [PATCH 29.5/32] blk-throttle: add throtl_qnode for dispatch
 fairness

On Fri, May 03, 2013 at 05:50:44PM -0700, Tejun Heo wrote:
....
> +static struct bio *throtl_pop_queued(struct list_head *queued,
> +				     struct throtl_grp **tg_to_put)
> +{
> +	struct throtl_qnode *qn = list_first_entry(queued, struct throtl_qnode, node);
> +	struct bio *bio;
> +
> +	if (list_empty(queued))
> +		return NULL;
> +
> +	bio = bio_list_pop(&qn->bios);
> +	WARN_ON_ONCE(!bio);
> +
> +	if (bio_list_empty(&qn->bios)) {
> +		list_del_init(&qn->node);
> +		if (tg_to_put)
> +			*tg_to_put = qn->tg;
> +		else
> +			blkg_put(tg_to_blkg(tg_to_put));

Oops, this should have been

			blkg_put(tg_to_blkg(qn->tg));

Thanks.

-- 
tejun
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/