From mboxrd@z Thu Jan 1 00:00:00 1970 From: Russell King - ARM Linux Subject: Re: [PATCH v3 6/9] drivers: remove useless comment from base/arch_topology.c Date: Mon, 10 Apr 2017 17:33:25 +0100 Message-ID: <20170410163325.GU17774@n2100.armlinux.org.uk> References: <20170327131825.32134-1-juri.lelli@arm.com> <20170327131825.32134-7-juri.lelli@arm.com> <20170410135103.GR17774@n2100.armlinux.org.uk> <20170410140214.GE30804@e106622-lin> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <20170410140214.GE30804@e106622-lin> Sender: linux-pm-owner@vger.kernel.org To: Juri Lelli Cc: linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, peterz@infradead.org, vincent.guittot@linaro.org, robh+dt@kernel.org, mark.rutland@arm.com, sudeep.holla@arm.com, lorenzo.pieralisi@arm.com, catalin.marinas@arm.com, will.deacon@arm.com, morten.rasmussen@arm.com, dietmar.eggemann@arm.com, broonie@kernel.org, gregkh@linuxfoundation.org List-Id: devicetree@vger.kernel.org On Mon, Apr 10, 2017 at 03:02:14PM +0100, Juri Lelli wrote: > Hi, > > On 10/04/17 14:51, Russell King - ARM Linux wrote: > > On Mon, Mar 27, 2017 at 02:18:22PM +0100, Juri Lelli wrote: > > > Printing out an error message when we failed to get the cpu device is > > > not helping anyone. Remove it. > > > > (1) the subject line talks about removing a "comment" but you're > > actually removing an error printk > > (2) I don't think it's "not helping anyone", although the description > > above doesn't say _why_ - it's reporting the lack of a missing CPU > > device that we expect to be present. If it's not present, then > > we're not going to end up with the cpu capacity attribute, and the > > error message answers the "why is that sysfs file missing" question. > > That's the same I was thinking when I put the error message there in the > first place. But, then Greg didn't seem to like it. I don't think it was a case of "not liking it" - Greg asked what use it was. Greg also pointed out the race with userspace. I think dropping this patch is the quickest way to move forward. -- RMK's Patch system: http://www.armlinux.org.uk/developer/patches/ FTTC broadband for 0.8mile line: currently at 9.6Mbps down 400kbps up according to speedtest.net.