From mboxrd@z Thu Jan 1 00:00:00 1970 From: Simon Horman Subject: Re: [PATCH net] nfp: do not update MTU from BH in flower app Date: Fri, 11 Aug 2017 10:10:24 +0200 Message-ID: <20170811081021.GA12975@verge.net.au> References: <1502438823-12830-1-git-send-email-simon.horman@netronome.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: David Miller , Jakub Kicinski , netdev@vger.kernel.org, oss-drivers@netronome.com To: Simon Horman Return-path: Received: from kirsty.vergenet.net ([202.4.237.240]:44566 "EHLO kirsty.vergenet.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751512AbdHKIKo (ORCPT ); Fri, 11 Aug 2017 04:10:44 -0400 Content-Disposition: inline In-Reply-To: <1502438823-12830-1-git-send-email-simon.horman@netronome.com> Sender: netdev-owner@vger.kernel.org List-ID: On Fri, Aug 11, 2017 at 10:07:03AM +0200, Simon Horman wrote: > The Flower app may receive a request to update the MTU of a representor > netdev upon receipt of a control message from the firmware. This requires > the RTNL lock which needs to be taken outside of the packet processing > path. > > As a handling of this correctly seems a little to invasive for a fix simply > skip setting the MTU for now. Sorry, please ignore this. It is not against net as it claims. I will post a version against that tree.