linux-kernel - Re: [PATCH 3/3 cgroup/for-3.19] cgroup: implement cgroup_get_e

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Message-ID: <546AE8A9.1090600@huawei.com>
Date:	Tue, 18 Nov 2014 14:35:21 +0800
From:	Zefan Li <lizefan@...wei.com>
To:	Tejun Heo <tj@...nel.org>
CC:	<cgroups@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 3/3 cgroup/for-3.19] cgroup: implement cgroup_get_e_css()

On 2014/11/18 4:58, Tejun Heo wrote:
> Implement cgroup_get_e_css() which finds and gets the effective css
> for the specified cgroup and subsystem combination.  This function
> always returns a valid pinned css.  This will be used by cgroup
> writeback support.
> 
> While at it, add comment to cgroup_e_css() to explain why that
> function is different from cgroup_get_e_css() and has to test
> cgrp->child_subsys_mask instead of cgroup_css(cgrp, ss).
> 
> Signed-off-by: Tejun Heo <tj@...nel.org>

For all 3 patches:

Acked-by: Zefan Li <lizefan@...wei.com>

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