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Message-ID: <1487353377.1311.85.camel@edumazet-glaptop3.roam.corp.google.com>
Date: Fri, 17 Feb 2017 09:42:57 -0800
From: Eric Dumazet <eric.dumazet@...il.com>
To: fgao@...ai8.com
Cc: davem@...emloft.net, jhs@...atatu.com, netdev@...r.kernel.org,
gfree.wind@...il.com
Subject: Re: [PATCH net-next 1/1] pkt_sched: Remove useless qdisc_stab_lock
On Fri, 2017-02-17 at 14:34 +0800, fgao@...ai8.com wrote:
> From: Gao Feng <fgao@...ai8.com>
>
> The qdisc_stab_lock is used in qdisc_get_stab and qdisc_put_stab.
> These two functions are invoked in qdisc_create, qdisc_change, and
> qdisc_destroy which run fully under RTNL.
>
> So it already makes sure only one could access the qdisc_stab_list at
> the same time. Then it is unnecessary to use qdisc_stab_lock now.
>
> Signed-off-by: Gao Feng <fgao@...ai8.com>
> ---
Acked-by: Eric Dumazet <edumazet@...gle.com>
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