From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew Lunn Subject: Re: [PATCH net-next v2 2/2] net: dsa: mv88e6xxx: Clear the PDOWN bit on setup Date: Tue, 29 Mar 2016 18:28:25 +0200 Message-ID: <20160329162825.GC4690@lunn.ch> References: <1459249908-4556-1-git-send-email-patrick@puiterwijk.org> <1459249908-4556-2-git-send-email-patrick@puiterwijk.org> <87fuv9fe39.fsf@ketchup.mtl.sfl> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: Patrick Uiterwijk , linux@roeck-us.net, davem@davemloft.net, netdev@vger.kernel.org, dennis@ausil.us, pbrobinson@gmail.com To: Vivien Didelot Return-path: Received: from vps0.lunn.ch ([178.209.37.122]:42025 "EHLO vps0.lunn.ch" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752517AbcC2Q2g (ORCPT ); Tue, 29 Mar 2016 12:28:36 -0400 Content-Disposition: inline In-Reply-To: <87fuv9fe39.fsf@ketchup.mtl.sfl> Sender: netdev-owner@vger.kernel.org List-ID: On Tue, Mar 29, 2016 at 12:23:06PM -0400, Vivien Didelot wrote: > Hi Patrick, > > Two comments below. > > Patrick Uiterwijk writes: > > > +static int mv88e6xxx_power_on_serdes(struct dsa_switch *ds) > > Since this function assumes the SMI lock is already held, its name > should be prefixed with _ by convention (_mv88e6xxx_power_on_serdes). We decided to drop at, since nearly everything would end up with a _ prefix. The assert_smi_lock() should find any missing locks, and lockdep/deadlocks will make it clear when the lock is taken twice. Andrew