netdev - Re: [PATCH net-next] net: allow to kill a task which waits net_mutex in copy_new

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Message-Id: <20161023.173412.980399329363842342.davem@davemloft.net>
Date:   Sun, 23 Oct 2016 17:34:12 -0400 (EDT)
From:   David Miller <davem@...emloft.net>
To:     avagin@...nvz.org
Cc:     ebiederm@...ssion.com, containers@...ts.linux-foundation.org,
        linux-kernel@...r.kernel.org, netdev@...r.kernel.org
Subject: Re: [PATCH net-next] net: allow to kill a task which waits
 net_mutex in copy_new_ns

From: Andrei Vagin <avagin@...nvz.org>
Date: Thu, 20 Oct 2016 19:45:43 -0700

> From: Andrey Vagin <avagin@...nvz.org>
> 
> net_mutex can be locked for a long time. It may be because many
> namespaces are being destroyed or many processes decide to create
> a network namespace.
> 
> Both these operations are heavy, so it is better to have an ability to
> kill a process which is waiting net_mutex.
> 
> Cc: "David S. Miller" <davem@...emloft.net>
> Cc: Eric W. Biederman <ebiederm@...ssion.com>
> Signed-off-by: Andrei Vagin <avagin@...nvz.org>

Applied, thanks.