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Date:   Thu, 20 Oct 2016 22:25:08 -0700
From:   Andrey Vagin <avagin@...nvz.org>
To:     Cong Wang <xiyou.wangcong@...il.com>
Cc:     LKML <linux-kernel@...r.kernel.org>,
        Linux Containers <containers@...ts.linux-foundation.org>,
        Linux Kernel Network Developers <netdev@...r.kernel.org>,
        "David S. Miller" <davem@...emloft.net>,
        "Eric W . Biederman" <ebiederm@...ssion.com>
Subject: Re: [PATCH] net: skip genenerating uevents for network namespaces
 that are exiting

On Thu, Oct 20, 2016 at 8:10 PM, Cong Wang <xiyou.wangcong@...il.com> wrote:
> On Thu, Oct 20, 2016 at 7:46 PM, Andrei Vagin <avagin@...nvz.org> wrote:
>> No one can see these events, because a network namespace can not be
>> destroyed, if it has sockets.
>>
>
> Are you sure? kobject_uevent_env() seems sending uevents to all
> network namespaces.

kobj_bcast_filter() checks that a kobject namespace is equal to a
socket namespace.


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