From: Li Zefan <lizefan@huawei.com>
To: Tejun Heo <tj@kernel.org>
Cc: hannes@cmpxchg.org, mhocko@suse.cz, bsingharora@gmail.com,
kamezawa.hiroyu@jp.fujitsu.com, cgroups@vger.kernel.org,
linux-mm@kvack.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2 3/5] cgroup, memcg: move cgroup_event implementation to memcg
Date: Tue, 6 Aug 2013 10:21:06 +0800 [thread overview]
Message-ID: <52005D92.1090103@huawei.com> (raw)
In-Reply-To: <5200593C.7090005@huawei.com>
On 2013/8/6 10:02, Li Zefan wrote:
>> static struct cftype mem_cgroup_files[] = {
>> {
>> .name = "usage_in_bytes",
>> @@ -5973,6 +6192,12 @@ static struct cftype mem_cgroup_files[] = {
>> .read_u64 = mem_cgroup_hierarchy_read,
>> },
>> {
>> + .name = "cgroup.event_control",
>> + .write_string = cgroup_write_event_control,
>> + .flags = CFTYPE_NO_PREFIX,
>> + .mode = S_IWUGO,
>> + },
>
> One of the misdesign of cgroup eventfd is, cgroup.event_control is
> totally redunant...
>
ok. write_string() is needed to accept arguments and pass them to
the event register function. still not good.
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next prev parent reply other threads:[~2013-08-06 2:21 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-08-04 16:07 [PATCHSET cgroup/for-3.12] cgroup: make cgroup_event specific " Tejun Heo
2013-08-04 16:07 ` [PATCH 1/5] cgroup: implement CFTYPE_NO_PREFIX Tejun Heo
2013-08-04 16:07 ` [PATCH 2/5] cgroup: export __cgroup_from_dentry() and __cgroup_dput() Tejun Heo
2013-08-05 2:58 ` Li Zefan
2013-08-05 15:40 ` Tejun Heo
2013-08-05 17:08 ` [PATCH v2 2/5] cgroup: make __cgroup_from_dentry() and __cgroup_dput() global Tejun Heo
2013-08-04 16:07 ` [PATCH 3/5] cgroup, memcg: move cgroup_event implementation to memcg Tejun Heo
2013-08-05 3:14 ` Li Zefan
2013-08-05 17:09 ` [PATCH v2 " Tejun Heo
2013-08-06 2:02 ` Li Zefan
2013-08-06 2:21 ` Li Zefan [this message]
2013-08-06 3:26 ` [PATCH " Balbir Singh
2013-08-06 14:09 ` Tejun Heo
2013-08-06 16:03 ` Balbir Singh
2013-08-04 16:07 ` [PATCH 4/5] cgroup, memcg: move cgroup->event_list[_lock] and event callbacks into memcg Tejun Heo
2013-08-04 16:07 ` [PATCH 5/5] memcg: rename cgroup_event to mem_cgroup_event Tejun Heo
2013-08-05 3:26 ` Li Zefan
2013-08-05 17:10 ` [PATCH v2 " Tejun Heo
2013-08-05 16:01 ` [PATCHSET cgroup/for-3.12] cgroup: make cgroup_event specific to memcg Michal Hocko
2013-08-05 16:29 ` Tejun Heo
2013-08-05 19:16 ` Michal Hocko
2013-08-05 19:44 ` Tejun Heo
2013-08-06 15:58 ` Michal Hocko
2013-08-06 16:15 ` Tejun Heo
2013-08-07 12:18 ` Michal Hocko
2013-08-07 12:43 ` Tejun Heo
2013-08-07 13:26 ` Michal Hocko
2013-08-07 13:36 ` Tejun Heo
2013-08-08 2:53 ` Li Zefan
2013-08-09 1:00 ` Tejun Heo
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