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Message-ID: <6599ad830710031125v68aac64aic4ad7e5114fa8ac@mail.gmail.com>
Date: Wed, 3 Oct 2007 11:25:21 -0700
From: "Paul Menage" <menage@google.com>
To: "Paul Jackson" <pj@sgi.com>
Subject: Re: [PATCH] task containersv11 add tasks file interface fix for cpusets
Cc: akpm@linux-foundation.org, nickpiggin@yahoo.com.au, a.p.zijlstra@chello.nl,
       serue@us.ibm.com, clg@fr.ibm.com, linux-kernel@vger.kernel.org,
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       xemul@openvz.org, containers@lists.osdl.org, balbir@linux.vnet.ibm.com
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On 10/3/07, Paul Menage <menage@google.com> wrote:
>
> What's wrong with, in update_cpumask(), doing a loop across all
> members of the cgroup and updating their cpus_allowed fields?

i.e. something like:

struct cgroup_iter it;
struct task_struct *p;
while ((p = cgroup_iter_next(cs->css.cgroup, &it))) {
	set_cpus_allowed(p, cs->cpus_allowed);
}
cgroup_iter_end(cs->css.cgroup, &it);

Paul