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x-vs=clean score=-100 state=0 X-ME-VSCategory: clean X-CM-Envelope: MS4wfAOKNpJt3uAbZsoyG1lJnElGSNJXvzz948ABHyhoYao5zLz3DvWbtqdr24sT1yIsFB43Vi1Xa6hzW/bFTIhRjx4Ae9Lb6F1+aYpv3jJBR6SHboLwGpKr e1MgkIxtheGUwFZ5F2mgcUsp504WvDL7JsiW7gxMsR+7xNj14vtpD6rsDs0Xqe08Nzz4L5iNbSsOv06WHDpTzJ8ugChlz+GNA08ySHvwclrcZYAw1crEgyMY X-CM-Analysis: v=2.3 cv=Tq3Iegfh c=1 sm=1 tr=0 a=UK1r566ZdBxH71SXbqIOeA==:117 a=UK1r566ZdBxH71SXbqIOeA==:17 a=wRwT6uffUbIA:10 a=t_PdEiP4ckcA:10 a=F7qjIGpQ-GgA:10 a=kj9zAlcOel0A:10 a=xqWC_Br6kY4A:10 a=Kd1tUaAdevIA:10 a=Lf-vpJhqX20A:10 a=Y2xGAP4sZGl7fgLUY_wA:9 a=CjuIK1q_8ugA:10 X-ME-CMScore: 0 X-ME-CMCategory: none Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753183AbeDPRQP (ORCPT ); Mon, 16 Apr 2018 13:16:15 -0400 Received: from mail-sn1nam01on0099.outbound.protection.outlook.com ([104.47.32.99]:3124 "EHLO NAM01-SN1-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1753178AbeDPRQM (ORCPT ); Mon, 16 Apr 2018 13:16:12 -0400 From: Sasha Levin To: Pavel Machek CC: Linus Torvalds , Steven Rostedt , Petr Mladek , "stable@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "akpm@linux-foundation.org" , "linux-mm@kvack.org" , Cong Wang , Dave Hansen , Johannes Weiner , Mel Gorman , Michal Hocko , Vlastimil Babka , Peter Zijlstra , Jan Kara , Mathieu Desnoyers , Tetsuo Handa , Byungchul Park , Tejun Heo Subject: Re: [PATCH AUTOSEL for 4.14 015/161] printk: Add console owner and waiter logic to load balance console writes Thread-Topic: [PATCH AUTOSEL for 4.14 015/161] printk: Add console owner and waiter logic to load balance console writes Thread-Index: AQHTz5h7IvK2v80d0k6VVqDoPwJEM6P4GK8AgAnYKwCAAX5DAIAAHfKAgAADdYCAAAWWgIAABF0AgAACQQCAAA4zgIAAAxqA Date: Mon, 16 Apr 2018 17:16:10 +0000 Message-ID: <20180416171607.GJ2341@sasha-vm> References: <20180409001936.162706-15-alexander.levin@microsoft.com> <20180409082246.34hgp3ymkfqke3a4@pathway.suse.cz> <20180415144248.GP2341@sasha-vm> <20180416093058.6edca0bb@gandalf.local.home> <20180416153031.GA5039@amd> <20180416155031.GX2341@sasha-vm> <20180416160608.GA7071@amd> <20180416161412.GZ2341@sasha-vm> <20180416170501.GB11034@amd> In-Reply-To: <20180416170501.GB11034@amd> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [52.168.54.252] x-ms-publictraffictype: Email x-microsoft-exchange-diagnostics: 1;DM5PR2101MB0968;7:6PUhBsaWN61NNSKVrhIck8duXryqgzacLK3vLYA1oRLiX9dBSGmrQOl+OU7xaNjyjNfcOrqlpuwQwmS+zu12KaF1mlKJVCGuzZguriLrIr+gZh9hSsLikLBjPvwAp46jl+qr979M929nlDwlie+oAEobyNqVm22PrVH1QEPYEI0hlSYH91WpwgDore37e6ganA/iffUOGqseyTYZPhCMInr9SSDvZ/UFuzevIovXLc4YPtFZCPTX6M+QkVpq5ffH;20:Eepubdubo6h2iLKTtBvxkEud0Me2mPM5kTGIGmrMgOOAM9QE6yfBDc0hscqNmRGUiczOJ4vgc8ckuVXySIDC6kbpC38ChCIi4m4Be1YPaKHSZqve7UFt1KhIuKChYTuhPwMT1uEKUnKqjKPD3GwsexSNC0jNrSUodKBTMPKJ5Dc= x-ms-exchange-antispam-srfa-diagnostics: SOS; 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x-microsoft-antispam-message-info: YQbpWw/VdMxwC7o++Dnz7Sb7LgZVv0l5ModVKZkBP44HYN/VnidZtb7+B2BYeGoTapPGhaSDVGbx3v5KdnXVATMHe+JmYfdG3Dat4L+7kRGboySHCO0t2kVqPE2C7Tw5Ath4R0I+wRXpN2YqQ7eGnNPViWG6IWfoRRCzIRScZrQ7hM6jmfXssLu7QZNCwdyd spamdiagnosticoutput: 1:99 spamdiagnosticmetadata: NSPM Content-Type: text/plain; charset="us-ascii" Content-ID: <0C3B5C414C03DB4A8A65FCFF3F66FA70@namprd21.prod.outlook.com> Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-MS-Office365-Filtering-Correlation-Id: 49647795-a7a6-48c4-5e97-08d5a3bdbfd9 X-OriginatorOrg: microsoft.com X-MS-Exchange-CrossTenant-Network-Message-Id: 49647795-a7a6-48c4-5e97-08d5a3bdbfd9 X-MS-Exchange-CrossTenant-originalarrivaltime: 16 Apr 2018 17:16:10.4292 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 72f988bf-86f1-41af-91ab-2d7cd011db47 X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM5PR2101MB0968 Sender: stable-owner@vger.kernel.org X-Mailing-List: stable@vger.kernel.org X-getmail-retrieved-from-mailbox: INBOX X-Mailing-List: linux-kernel@vger.kernel.org List-ID: On Mon, Apr 16, 2018 at 07:05:01PM +0200, Pavel Machek wrote: >Hi! > >> How do you know if a bug bothers someone? >> >> If a user is annoyed by a LED issue, is he expected to triage the bug, >> report it on LKML and patiently wait for the appropriate patch to be >> backported? > >If the user is annoyed by a LED issue, you are actually expected to >tell him that it is not going to be fixed, because it is not on the list: > > - It must fix a problem that causes a build error (but not for things > marked CONFIG_BROKEN), an oops, a hang, data corruption, a real > security issue, or some "oh, that's not good" issue. In short, > something critical. So if a user is operating a nuclear power plant, and has 2 leds: green one that says "All OK!" and a red one saying "NUCLEAR MELTDOWN!", and once in a blue moon a race condition is causing the red one to go on and cause panic in the little province he lives in, we should tell that user to fuck off? LEDs may not be critical for you, but they can be critical for someone else. Think of all the different users we have and the wildly different ways they use the kernel.=