From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Ahern Subject: Re: [PATCH net-next v2 3/6] rtnetlink: add helper to dump qdisc name Date: Sat, 23 Sep 2017 11:03:11 -0600 Message-ID: References: <20170922061008.14723-1-fw@strlen.de> <20170922061008.14723-4-fw@strlen.de> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit To: Florian Westphal , netdev@vger.kernel.org Return-path: Received: from mail-pg0-f67.google.com ([74.125.83.67]:34587 "EHLO mail-pg0-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750778AbdIWRDN (ORCPT ); Sat, 23 Sep 2017 13:03:13 -0400 Received: by mail-pg0-f67.google.com with SMTP id u18so2460167pgo.1 for ; Sat, 23 Sep 2017 10:03:13 -0700 (PDT) In-Reply-To: <20170922061008.14723-4-fw@strlen.de> Content-Language: en-US Sender: netdev-owner@vger.kernel.org List-ID: On 9/22/17 12:10 AM, Florian Westphal wrote: > We can use rcu here to make this safe even if we would not hold rtnl: > qdisc_destroy uses call_rcu to free the Qdisc struct. > > Signed-off-by: Florian Westphal > --- > net/core/rtnetlink.c | 16 ++++++++++++++-- > 1 file changed, 14 insertions(+), 2 deletions(-) Reviewed-by: David Ahern