From: Morten Rasmussen <morten.rasmussen@arm.com>
To: "lwcheng@cs.hku.hk" <lwcheng@cs.hku.hk>
Cc: "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [Question] Linux CFS sched_entity
Date: Tue, 25 Mar 2014 11:49:36 +0000 [thread overview]
Message-ID: <20140325114936.GA29592@e103034-lin> (raw)
In-Reply-To: <20140317125541.17043cxzmlnxa0ys@intranet.cs.hku.hk>
On Mon, Mar 17, 2014 at 04:55:41AM +0000, lwcheng@cs.hku.hk wrote:
> In what situations does cfs_rq->curr point to a task_group?
> What's the sense? I thought it should always contain a "real" task.
In nested task groups cfs_rq->curr may point to a sched_entity which is
a nested task group (cfs_rq).
parent_group -> child_group -> task
Morten
next prev parent reply other threads:[~2014-03-25 11:48 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-03-17 4:55 lwcheng
2014-03-25 11:49 ` Morten Rasmussen [this message]
2014-03-25 13:02 ` lwcheng
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