From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.5 required=3.0 tests=DKIMWL_WL_MED,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_PASS,USER_IN_DEF_DKIM_WL autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id AD7F4C65BAF for ; Wed, 12 Dec 2018 21:49:44 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 59A2920672 for ; Wed, 12 Dec 2018 21:49:44 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="gbckPd13" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 59A2920672 Authentication-Results: mail.kernel.org; dmarc=fail (p=reject dis=none) header.from=google.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728331AbeLLVtn (ORCPT ); Wed, 12 Dec 2018 16:49:43 -0500 Received: from mail-it1-f196.google.com ([209.85.166.196]:53552 "EHLO mail-it1-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726263AbeLLVtl (ORCPT ); Wed, 12 Dec 2018 16:49:41 -0500 Received: by mail-it1-f196.google.com with SMTP id g85so675431ita.3 for ; Wed, 12 Dec 2018 13:49:40 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=x4a8XfKOx7yeADzQfwMM5VNx9k3SrxMyiqbHLenWXEQ=; b=gbckPd13O9uKXvp8BqsCyI5LVIL63SFtm5TvJ/c8h5ZOiE1i3NieQus4uPEqJ/k89V ITRIrLUw/Cejp4I4O6MIEGbGXvV4zQQazbtmCwpA5JogkwAOusSv1+SfMOaQrdPPXKlq qGQ9VOo9VDEzcY77mgz1RU9JJrvx4sagaEC10mLyvtKXcB4CiFuaUe69v7pbsDVOpHvF AJ95P3Fan2Bq2p/GtPjEeYvfAzQgD0VKejnQXjJLN+ZbdjGJ1d7tryPHRYP3kabABaHg o8Maig+6znT/vLP5uyq0/vYACtTwd1LlWNcAQ15aXHFNZB87ChemS8fiIF8URYlVX1vw 54eQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=x4a8XfKOx7yeADzQfwMM5VNx9k3SrxMyiqbHLenWXEQ=; b=Z2iN34L5kuAEow9/chAooRLSZOuM0gISYt1hX1272UhSLpoldwMmCjey0QGOXPJM+H 32Vg1ybHcTKh9hMhLAauPQxLXmcFEvK3m7g/IpEkv++GMVEX/jL1CK2XbB9mdmvmzG8V AbYX3sulTlmoI2ZVYGPyQ2Y6wOkJ0g4XO7CVhFoigHUqDg69iHIf/xXYTFk39mBH2EN2 L6b8FIVWcNQmFZAFFyzi3DlY6gmxsgba9DKL3g05Vu7VRN/jASRMk11cw6LgnH1Jl3iS WzFWRdY3fvAWMEDXWotwf1zZ821buNMUjwirM2JKHJJ8lr7BT0Q52zvjUrkAiVGpYHGZ J5MA== X-Gm-Message-State: AA+aEWY8Jt7GX0ZY18vGA8eIMEOJZSGlvOUHHK7M/ctArpapQBAwXMAY MnEkKpQ/6/ynvFeBDVz4004xOAxEYIZd2dy5fvYBJQ== X-Google-Smtp-Source: AFSGD/X9DYUgH9ztA5lMZVwm1Ep+JJWuNoqIXHaAfw7UJKEDqCS7Z/yZe1js0+V7eTNYkC+PR54bS0QjYj8rHL1vMsM= X-Received: by 2002:a02:359:: with SMTP id y86mr19708588jad.1.1544651379527; Wed, 12 Dec 2018 13:49:39 -0800 (PST) MIME-Version: 1.0 References: <20181212052126.GF431@jagdpanzerIV> <20181212062841.GI431@jagdpanzerIV> <20181212064841.GB2746@sasha-vm> <20181212081034.GA32687@jagdpanzerIV> <20181212133603.yyu2zvw7g454zdqd@pathway.suse.cz> <20181212135939.GA10170@tigerII.localdomain> <20181212174333.GC2746@sasha-vm> <20181212214337.GD2746@sasha-vm> In-Reply-To: <20181212214337.GD2746@sasha-vm> From: Daniel Wang Date: Wed, 12 Dec 2018 13:49:25 -0800 Message-ID: Subject: Re: 4.14 backport request for dbdda842fe96f: "printk: Add console owner and waiter logic to load balance console writes" To: Sasha Levin Cc: Sergey Senozhatsky , Petr Mladek , Sergey Senozhatsky , Steven Rostedt , stable@vger.kernel.org, Alexander.Levin@microsoft.com, Andrew Morton , byungchul.park@lge.com, dave.hansen@intel.com, hannes@cmpxchg.org, jack@suse.cz, linux-kernel@vger.kernel.org, linux-mm@kvack.org, Mathieu Desnoyers , Mel Gorman , mhocko@kernel.org, pavel@ucw.cz, penguin-kernel@i-love.sakura.ne.jp, Peter Zijlstra , tj@kernel.org, Linus Torvalds , vbabka@suse.cz, Cong Wang , Peter Feiner Content-Type: multipart/signed; protocol="application/pkcs7-signature"; micalg=sha-256; boundary="000000000000ccb304057cda2cbb" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --000000000000ccb304057cda2cbb Content-Type: text/plain; charset="UTF-8" Thanks for the clarification. So I guess I don't need to start another thread for it? What are the next steps? On Wed, Dec 12, 2018 at 1:43 PM Sasha Levin wrote: > > On Wed, Dec 12, 2018 at 12:11:29PM -0800, Daniel Wang wrote: > >On Wed, Dec 12, 2018 at 9:43 AM Sasha Levin wrote: > >> > >> On Wed, Dec 12, 2018 at 10:59:39PM +0900, Sergey Senozhatsky wrote: > >> >On (12/12/18 14:36), Petr Mladek wrote: > >> >> > OK, really didn't know that! I wasn't Cc-ed on that AUTOSEL email, > >> >> > and I wasn't Cc-ed on this whole discussion and found it purely > >> >> > accidentally while browsing linux-mm list. > >> >> > >> >> I am sorry that I did not CC you. There were so many people in CC. > >> >> I expected that all people mentioned in the related commit message > >> >> were included by default. > >> > > >> >No worries! I'm not blaming anyone. > >> > > >> >> > So if you are willing to backport this set to -stable, then I wouldn't > >> >> > mind, probably would be more correct if we don't advertise this as a > >> >> > "panic() deadlock fix" > >> >> > >> >> This should not be a problem. I guess that stable does not modify > >> >> the original commit messages unless there is a change. > >> > > >> >Agreed. > >> > >> I'll be happy to add anything you want to the commit message. Do you > >> have a blurb you want to use? > > > >If we still get to amend the commit message, I'd like to add "Cc: > >stable@vger.kernel.org" in the sign-off area. According to > >https://www.kernel.org/doc/html/v4.12/process/stable-kernel-rules.html#option-1 > >patches with that tag will be automatically applied to -stable trees. > >It's unclear though if it'll get applied to ALL -stable trees. For my > >request, I care at least about 4.19 and 4.14. So maybe we can add two > >lines, "Cc: # 4.14.x" and "Cc: > > # 4.19.x". > > We can't change the original commit message (but that's fine, the > purpose of that tag is to let us know that this commit should go in > stable - and no we do :) ). > > I was under the impression that Sergey or Petr wanted to add more > information about the purpose of this patch and the issue it solves. > > -- > Thanks, > Sasha -- Best, Daniel --000000000000ccb304057cda2cbb Content-Type: application/pkcs7-signature; name="smime.p7s" Content-Transfer-Encoding: base64 Content-Disposition: attachment; filename="smime.p7s" Content-Description: S/MIME Cryptographic Signature MIIS7QYJKoZIhvcNAQcCoIIS3jCCEtoCAQExDzANBglghkgBZQMEAgEFADALBgkqhkiG9w0BBwGg ghBTMIIEXDCCA0SgAwIBAgIOSBtqDm4P/739RPqw/wcwDQYJKoZIhvcNAQELBQAwZDELMAkGA1UE BhMCQkUxGTAXBgNVBAoTEEdsb2JhbFNpZ24gbnYtc2ExOjA4BgNVBAMTMUdsb2JhbFNpZ24gUGVy c29uYWxTaWduIFBhcnRuZXJzIENBIC0gU0hBMjU2IC0gRzIwHhcNMTYwNjE1MDAwMDAwWhcNMjEw NjE1MDAwMDAwWjBMMQswCQYDVQQGEwJCRTEZMBcGA1UEChMQR2xvYmFsU2lnbiBudi1zYTEiMCAG A1UEAxMZR2xvYmFsU2lnbiBIViBTL01JTUUgQ0EgMTCCASIwDQYJKoZIhvcNAQEBBQADggEPADCC AQoCggEBALR23lKtjlZW/17kthzYcMHHKFgywfc4vLIjfq42NmMWbXkNUabIgS8KX4PnIFsTlD6F GO2fqnsTygvYPFBSMX4OCFtJXoikP2CQlEvO7WooyE94tqmqD+w0YtyP2IB5j4KvOIeNv1Gbnnes BIUWLFxs1ERvYDhmk+OrvW7Vd8ZfpRJj71Rb+QQsUpkyTySaqALXnyztTDp1L5d1bABJN/bJbEU3 Hf5FLrANmognIu+Npty6GrA6p3yKELzTsilOFmYNWg7L838NS2JbFOndl+ce89gM36CW7vyhszi6 6LqqzJL8MsmkP53GGhf11YMP9EkmawYouMDP/PwQYhIiUO0CAwEAAaOCASIwggEeMA4GA1UdDwEB /wQEAwIBBjAdBgNVHSUEFjAUBggrBgEFBQcDAgYIKwYBBQUHAwQwEgYDVR0TAQH/BAgwBgEB/wIB ADAdBgNVHQ4EFgQUyzgSsMeZwHiSjLMhleb0JmLA4D8wHwYDVR0jBBgwFoAUJiSSix/TRK+xsBtt r+500ox4AAMwSwYDVR0fBEQwQjBAoD6gPIY6aHR0cDovL2NybC5nbG9iYWxzaWduLmNvbS9ncy9n c3BlcnNvbmFsc2lnbnB0bnJzc2hhMmcyLmNybDBMBgNVHSAERTBDMEEGCSsGAQQBoDIBKDA0MDIG CCsGAQUFBwIBFiZodHRwczovL3d3dy5nbG9iYWxzaWduLmNvbS9yZXBvc2l0b3J5LzANBgkqhkiG 9w0BAQsFAAOCAQEACskdySGYIOi63wgeTmljjA5BHHN9uLuAMHotXgbYeGVrz7+DkFNgWRQ/dNse Qa4e+FeHWq2fu73SamhAQyLigNKZF7ZzHPUkSpSTjQqVzbyDaFHtRBAwuACuymaOWOWPePZXOH9x t4HPwRQuur57RKiEm1F6/YJVQ5UTkzAyPoeND/y1GzXS4kjhVuoOQX3GfXDZdwoN8jMYBZTO0H5h isymlIl6aot0E5KIKqosW6mhupdkS1ZZPp4WXR4frybSkLejjmkTYCTUmh9DuvKEQ1Ge7siwsWgA NS1Ln+uvIuObpbNaeAyMZY0U5R/OyIDaq+m9KXPYvrCZ0TCLbcKuRzCCBB4wggMGoAMCAQICCwQA AAAAATGJxkCyMA0GCSqGSIb3DQEBCwUAMEwxIDAeBgNVBAsTF0dsb2JhbFNpZ24gUm9vdCBDQSAt IFIzMRMwEQYDVQQKEwpHbG9iYWxTaWduMRMwEQYDVQQDEwpHbG9iYWxTaWduMB4XDTExMDgwMjEw MDAwMFoXDTI5MDMyOTEwMDAwMFowZDELMAkGA1UEBhMCQkUxGTAXBgNVBAoTEEdsb2JhbFNpZ24g bnYtc2ExOjA4BgNVBAMTMUdsb2JhbFNpZ24gUGVyc29uYWxTaWduIFBhcnRuZXJzIENBIC0gU0hB MjU2IC0gRzIwggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQCg/hRKosYAGP+P7mIdq5NB Kr3J0tg+8lPATlgp+F6W9CeIvnXRGUvdniO+BQnKxnX6RsC3AnE0hUUKRaM9/RDDWldYw35K+sge C8fWXvIbcYLXxWkXz+Hbxh0GXG61Evqux6i2sKeKvMr4s9BaN09cqJ/wF6KuP9jSyWcyY+IgL6u2 52my5UzYhnbf7D7IcC372bfhwM92n6r5hJx3r++rQEMHXlp/G9J3fftgsD1bzS7J/uHMFpr4MXua eoiMLV5gdmo0sQg23j4pihyFlAkkHHn4usPJ3EePw7ewQT6BUTFyvmEB+KDoi7T4RCAZDstgfpzD rR/TNwrK8/FXoqnFAgMBAAGjgegwgeUwDgYDVR0PAQH/BAQDAgEGMBIGA1UdEwEB/wQIMAYBAf8C AQEwHQYDVR0OBBYEFCYkkosf00SvsbAbba/udNKMeAADMEcGA1UdIARAMD4wPAYEVR0gADA0MDIG CCsGAQUFBwIBFiZodHRwczovL3d3dy5nbG9iYWxzaWduLmNvbS9yZXBvc2l0b3J5LzA2BgNVHR8E LzAtMCugKaAnhiVodHRwOi8vY3JsLmdsb2JhbHNpZ24ubmV0L3Jvb3QtcjMuY3JsMB8GA1UdIwQY MBaAFI/wS3+oLkUkrk1Q+mOai97i3Ru8MA0GCSqGSIb3DQEBCwUAA4IBAQACAFVjHihZCV/IqJYt 7Nig/xek+9g0dmv1oQNGYI1WWeqHcMAV1h7cheKNr4EOANNvJWtAkoQz+076Sqnq0Puxwymj0/+e oQJ8GRODG9pxlSn3kysh7f+kotX7pYX5moUa0xq3TCjjYsF3G17E27qvn8SJwDsgEImnhXVT5vb7 qBYKadFizPzKPmwsJQDPKX58XmPxMcZ1tG77xCQEXrtABhYC3NBhu8+c5UoinLpBQC1iBnNpNwXT Lmd4nQdf9HCijG1e8myt78VP+QSwsaDT7LVcLT2oDPVggjhVcwljw3ePDwfGP9kNrR+lc8XrfClk WbrdhC2o4Ui28dtIVHd3MIIDXzCCAkegAwIBAgILBAAAAAABIVhTCKIwDQYJKoZIhvcNAQELBQAw TDEgMB4GA1UECxMXR2xvYmFsU2lnbiBSb290IENBIC0gUjMxEzARBgNVBAoTCkdsb2JhbFNpZ24x EzARBgNVBAMTCkdsb2JhbFNpZ24wHhcNMDkwMzE4MTAwMDAwWhcNMjkwMzE4MTAwMDAwWjBMMSAw HgYDVQQLExdHbG9iYWxTaWduIFJvb3QgQ0EgLSBSMzETMBEGA1UEChMKR2xvYmFsU2lnbjETMBEG A1UEAxMKR2xvYmFsU2lnbjCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBAMwldpB5Bngi FvXAg7aEyiie/QV2EcWtiHL8RgJDx7KKnQRfJMsuS+FggkbhUqsMgUdwbN1k0ev1LKMPgj0MK66X 17YUhhB5uzsTgHeMCOFJ0mpiLx9e+pZo34knlTifBtc+ycsmWQ1z3rDI6SYOgxXG71uL0gRgykmm KPZpO/bLyCiR5Z2KYVc3rHQU3HTgOu5yLy6c+9C7v/U9AOEGM+iCK65TpjoWc4zdQQ4gOsC0p6Hp sk+QLjJg6VfLuQSSaGjlOCZgdbKfd/+RFO+uIEn8rUAVSNECMWEZXriX7613t2Saer9fwRPvm2L7 DWzgVGkWqQPabumDk3F2xmmFghcCAwEAAaNCMEAwDgYDVR0PAQH/BAQDAgEGMA8GA1UdEwEB/wQF MAMBAf8wHQYDVR0OBBYEFI/wS3+oLkUkrk1Q+mOai97i3Ru8MA0GCSqGSIb3DQEBCwUAA4IBAQBL QNvAUKr+yAzv95ZURUm7lgAJQayzE4aGKAczymvmdLm6AC2upArT9fHxD4q/c2dKg8dEe3jgr25s bwMpjjM5RcOO5LlXbKr8EpbsU8Yt5CRsuZRj+9xTaGdWPoO4zzUhw8lo/s7awlOqzJCK6fBdRoyV 3XpYKBovHd7NADdBj+1EbddTKJd+82cEHhXXipa0095MJ6RMG3NzdvQXmcIfeg7jLQitChws/zyr VQ4PkX4268NXSb7hLi18YIvDQVETI53O9zJrlAGomecsMx86OyXShkDOOyyGeMlhLxS67ttVb9+E 7gUJTb0o2HLO02JQZR7rkpeDMdmztcpHWD9fMIIEajCCA1KgAwIBAgIMIxVzVdM/KCmBJokVMA0G CSqGSIb3DQEBCwUAMEwxCzAJBgNVBAYTAkJFMRkwFwYDVQQKExBHbG9iYWxTaWduIG52LXNhMSIw IAYDVQQDExlHbG9iYWxTaWduIEhWIFMvTUlNRSBDQSAxMB4XDTE4MTEyNDE2NTUyOFoXDTE5MDUy MzE2NTUyOFowJTEjMCEGCSqGSIb3DQEJAQwUd29uZGVyZmx5QGdvb2dsZS5jb20wggEiMA0GCSqG SIb3DQEBAQUAA4IBDwAwggEKAoIBAQCGbVoboohgFnbVei67mHGfXFsCWclW/YXTENUMfuIpE6z0 efh1lkOCHlyWWRP1LjjOe9vt42EXCAS+3uOSOsm7F8zThJ+wkpxmKEdiO74YUcKax3vBzVO0M/Xo ELldGkpXt8C/pCpvyHKyWjPIPlWbFO01SwtyDCVb9x6A7osbkVfvnFW4BHpctuiFKwzsESc0Da5U mh4bRlXg/ZMSik5VDLtmp0knPjNUjfc2P3MWCub6RdFJb2DOpiNuHHqo7EspBkoUynU2IfjQmJIL 7Y8EWRuXcA926WVE8IbWggw+CPJXPL0sKUv3OIJSQ2T4MLeQtnc+klE98ut2rRRUwXEJAgMBAAGj ggFxMIIBbTAfBgNVHREEGDAWgRR3b25kZXJmbHlAZ29vZ2xlLmNvbTBQBggrBgEFBQcBAQREMEIw QAYIKwYBBQUHMAKGNGh0dHA6Ly9zZWN1cmUuZ2xvYmFsc2lnbi5jb20vY2FjZXJ0L2dzaHZzbWlt ZWNhMS5jcnQwHQYDVR0OBBYEFHC1FT3LO6BpGtdIXSM5FWFPgFO+MB8GA1UdIwQYMBaAFMs4ErDH mcB4koyzIZXm9CZiwOA/MEwGA1UdIARFMEMwQQYJKwYBBAGgMgEoMDQwMgYIKwYBBQUHAgEWJmh0 dHBzOi8vd3d3Lmdsb2JhbHNpZ24uY29tL3JlcG9zaXRvcnkvMDsGA1UdHwQ0MDIwMKAuoCyGKmh0 dHA6Ly9jcmwuZ2xvYmFsc2lnbi5jb20vZ3NodnNtaW1lY2ExLmNybDAOBgNVHQ8BAf8EBAMCBaAw HQYDVR0lBBYwFAYIKwYBBQUHAwIGCCsGAQUFBwMEMA0GCSqGSIb3DQEBCwUAA4IBAQAp7ulGi+yb H6Go2/IGeuxY5v6bGG9OgxOivBTos3k5ZBoWJt7BxDTYOLkA5gNLvh2tqsJVUJI5hQXwB4FFK0bI /YuPUDxQxj9F2DBF6Mrgnclj5XLK3y9N5khy5/Ullth3jbDQ1dmyHQISh4olPbqtnHnWiUb6Mhf6 I3UgrUAhzwFXOlZSk57FgvAZ9472grnkSI8aW1mZp1gf5BNYEVb6y/e1hxlNeZbtIa0vvWDm+tK1 ENfcc+LgRCL4gqiu3v3MEyXXeq/eH/iibrGhissORpiy+nMuWzsTGYOkRRn9RtyEmJAh48WUKCt3 SR4lOce76r8Fd1Dg0XA0lCCwrFRzMYICXjCCAloCAQEwXDBMMQswCQYDVQQGEwJCRTEZMBcGA1UE ChMQR2xvYmFsU2lnbiBudi1zYTEiMCAGA1UEAxMZR2xvYmFsU2lnbiBIViBTL01JTUUgQ0EgMQIM IxVzVdM/KCmBJokVMA0GCWCGSAFlAwQCAQUAoIHUMC8GCSqGSIb3DQEJBDEiBCDKrBairTzOUBvA VQrpWfQK7qaGDTfRxPT0i7pgTN5QTTAYBgkqhkiG9w0BCQMxCwYJKoZIhvcNAQcBMBwGCSqGSIb3 DQEJBTEPFw0xODEyMTIyMTQ5MzlaMGkGCSqGSIb3DQEJDzFcMFowCwYJYIZIAWUDBAEqMAsGCWCG SAFlAwQBFjALBglghkgBZQMEAQIwCgYIKoZIhvcNAwcwCwYJKoZIhvcNAQEKMAsGCSqGSIb3DQEB BzALBglghkgBZQMEAgEwDQYJKoZIhvcNAQEBBQAEggEAG89M+AQdPHBdnvVcfjhmfqRee8MvHhhJ Rj8i433hK98LMZMG6aA61JXNebRMmo46Y8zNSjFDSRAjjm8WAn7DMNXVKaJUta4F5LJ/iTOUmNx/ Eat36Tt3LVBpE/LTx8VDWRYDLneGCJvxmvfJxODhe/xnSFrb16+F2WcVFb7AqiYsStXhNx4ydljb mXdxRuafD1Lg5PaulIFeDk3f7H7ZwgyBbAe0Wyn3BssugE+i9RrA6HinQ4/wf6esmcExM63iYAy8 UsPXpdMv8iKI+VQTdS3eXbbfyFpmiaOPP3gEQ+SmipMJlG5VLrERZxUgIjWWjvcHYscrHHV1k96L w6/OJQ== --000000000000ccb304057cda2cbb--