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From: Li Zefan <lizefan@huawei.com>
To: Tejun Heo <tj@kernel.org>
Cc: Glauber Costa <glommer@parallels.com>,
	<linux-kernel@vger.kernel.org>,
	<containers@lists.linux-foundation.org>,
	<cgroups@vger.kernel.org>, Michal Hocko <mhocko@suse.cz>,
	Peter Zijlstra <peterz@infradead.org>,
	Paul Turner <pjt@google.com>,
	Johannes Weiner <hannes@cmpxchg.org>, Thomas Graf <tgraf@suug.ch>,
	"Serge E. Hallyn" <serue@us.ibm.com>,
	Vivek Goyal <vgoyal@redhat.com>,
	Paul Mackerras <paulus@samba.org>, Ingo Molnar <mingo@redhat.com>,
	Arnaldo Carvalho de Melo <acme@ghostprotocols.net>,
	Neil Horman <nhorman@tuxdriver.com>,
	"Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>
Subject: Re: [PATCH REPOST RFC cgroup/for-3.7] cgroup: mark subsystems with broken hierarchy support and whine if cgroups are nested for them
Date: Thu, 13 Sep 2012 14:48:02 +0800	[thread overview]
Message-ID: <505181A2.1040004@huawei.com> (raw)
In-Reply-To: <20120912163433.GL7677@google.com>

On 2012/9/13 0:34, Tejun Heo wrote:
> Hello,
> 
> On Wed, Sep 12, 2012 at 01:37:28PM +0400, Glauber Costa wrote:
>> "If a cpuset is cpu or mem exclusive, no other cpuset, other than
>> a direct ancestor or descendant, may share any of the same CPUs or
>> Memory Nodes."
>>
>> So I think it tricked me as well. I was under the impression that
>> "exclusive" would also disallow the kids.
> 
> You two are confusing me even more.  AFAICS, the hierarchical
> properties don't seem to change whether exclusive is set or not.  It
> still ensures children can't have something parent doesn't allow and
> exclusive applies to whether to share something with siblings, so I
> don't think anything is broken hierarchy-wise.  Am I missing
> something?  If so, please be explicit and elaborate where and how it's
> broken.
> 

Ignore it. I misunderstood the exclusive flag. Sorry for the noise.


  reply	other threads:[~2012-09-13  6:49 UTC|newest]

Thread overview: 41+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-09-10 22:31 [PATCH RFC cgroup/for-3.7] cgroup: mark subsystems with broken hierarchy support and whine if cgroups are nested for them Tejun Heo
2012-09-10 22:33 ` [PATCH REPOST " Tejun Heo
2012-09-11 10:04   ` Michal Hocko
2012-09-11 17:07     ` Tejun Heo
2012-09-12 15:47       ` Michal Hocko
2012-09-12 16:41         ` Tejun Heo
     [not found]     ` <5050568B.9090601@parallels.com>
2012-09-12 15:49       ` Michal Hocko
2012-09-12 17:11         ` Tejun Heo
2012-09-13 12:14           ` Michal Hocko
2012-09-13 17:18             ` Tejun Heo
2012-09-13 17:39               ` Michal Hocko
     [not found]                 ` <5052E87A.1050405@parallels.com>
2012-09-14 19:15                   ` Tejun Heo
     [not found]           ` <5051CB24.4010801@parallels.com>
2012-09-13 17:21             ` Tejun Heo
2012-09-11 12:38   ` Li Zefan
2012-09-11 17:08     ` Tejun Heo
2012-09-11 17:43       ` Tejun Heo
     [not found]         ` <505057D8.4010908@parallels.com>
2012-09-12 16:34           ` Tejun Heo
2012-09-13  6:48             ` Li Zefan [this message]
2012-09-11 18:23   ` [PATCH UPDATED " Tejun Heo
2012-09-11 20:50     ` Aristeu Rozanski
2012-09-11 20:51       ` Tejun Heo
2012-09-13 12:16   ` [PATCH REPOST " Daniel P. Berrange
2012-09-13 17:52     ` Tejun Heo
2012-09-11 14:51 ` [PATCH " Vivek Goyal
2012-09-11 14:54   ` Vivek Goyal
2012-09-11 17:16   ` Tejun Heo
2012-09-11 17:35     ` Vivek Goyal
2012-09-11 17:55       ` Tejun Heo
2012-09-11 18:16         ` Vivek Goyal
2012-09-11 18:22           ` Tejun Heo
2012-09-11 18:38             ` Vivek Goyal
     [not found]         ` <50505C39.1050600@parallels.com>
2012-09-12 17:09           ` Tejun Heo
2012-09-13 14:53             ` Block IO controller hierarchy suppport (Was: Re: [PATCH RFC cgroup/for-3.7] cgroup: mark subsystems with broken hierarchy support and whine if cgroups are nested for them) Vivek Goyal
2012-09-13 22:06               ` Tejun Heo
2012-09-14  2:53                 ` Vivek Goyal
     [not found]                   ` <5052E8DA.1000106@parallels.com>
2012-09-14 13:22                     ` Vivek Goyal
     [not found]             ` <5051CBAA.5040308@parallels.com>
2012-09-13 17:54               ` [PATCH RFC cgroup/for-3.7] cgroup: mark subsystems with broken hierarchy support and whine if cgroups are nested for them Tejun Heo
     [not found]                 ` <5052E931.8000007@parallels.com>
2012-09-14 18:56                   ` Tejun Heo
     [not found] ` <505055E5.90903@parallels.com>
2012-09-12 17:03   ` Tejun Heo
     [not found]     ` <5051C954.2080600@parallels.com>
2012-09-13 17:48       ` Tejun Heo
     [not found]         ` <5052E9BC.2020908@parallels.com>
2012-09-17  7:59           ` Daniel Wagner

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