linux-kernel - Re: [PATCH 2/2[ Traffic control cgroups subsystem

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Message-Id: <1216954937.22487.1.camel@localhost.localdomain>
Date:	Thu, 24 Jul 2008 23:02:17 -0400
From:	Daniel Walker <dwalker@...sta.com>
To:	Ranjit Manomohan <ranjitm@...gle.com>
Cc:	linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
	lizf@...fujitsu.com, menage@...gle.com, kaber@...sh.net,
	akpm@...ux-foundation.org
Subject: Re: [PATCH 2/2[ Traffic control cgroups subsystem

On Thu, 2008-07-24 at 16:37 -0700, Ranjit Manomohan wrote:


> +/* Delete one filter entry */
> +static int cgroup_delete(struct tcf_proto *tp, unsigned long arg)
> +{
> +	struct cgroup_head *head = (struct cgroup_head *) tp->root;
> +	struct cgroup_filter *t, *f = (struct cgroup_filter *) arg;
> +
> +	list_for_each_entry(t, &head->flist, link)
> +		if (t == f) {
> +			tcf_tree_lock(tp);
> +			list_del(&t->link);

Doesn't the above need to be a "_safe" list operation since your
deleting the element?

Daniel

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