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Mon, 16 Apr 2018 13:00:13 -0400 Received: from atrey.karlin.mff.cuni.cz ([195.113.26.193]:47272 "EHLO atrey.karlin.mff.cuni.cz" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752765AbeDPRAM (ORCPT ); Mon, 16 Apr 2018 13:00:12 -0400 Date: Mon, 16 Apr 2018 19:00:10 +0200 From: Pavel Machek To: Sasha Levin Cc: Steven Rostedt , Linus Torvalds , 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 Message-ID: <20180416170010.GA11034@amd> References: <20180416093058.6edca0bb@gandalf.local.home> <20180416153031.GA5039@amd> <20180416155031.GX2341@sasha-vm> <20180416160608.GA7071@amd> <20180416161412.GZ2341@sasha-vm> <20180416122244.146aec48@gandalf.local.home> <20180416163107.GC2341@sasha-vm> <20180416124711.048f1858@gandalf.local.home> <20180416165258.GH2341@sasha-vm> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="zYM0uCDKw75PZbzx" Content-Disposition: inline In-Reply-To: <20180416165258.GH2341@sasha-vm> User-Agent: Mutt/1.5.23 (2014-03-12) 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: --zYM0uCDKw75PZbzx Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Hi! > >> Let me ask my wife (who is happy using Linux as a regular desktop user) > >> how comfortable she would be with triaging kernel bugs... > > > >That's really up to the distribution, not the main kernel stable. Does > >she download and compile the kernels herself? Does she use LEDs? > > > >The point is, stable is to keep what was working continued working. > >If we don't care about introducing a regression, and just want to keep > >regressions the same as mainline, why not just go to mainline? That way > >you can also get the new features? Mainline already has the mantra to > >not break user space. When I work on new features, I sometimes stumble > >on bugs with the current features. And some of those fixes require a > >rewrite. It was "good enough" before, but every so often could cause a > >bug that the new feature would trigger more often. Do we back port that > >rewrite? Do we backport fixes to old code that are more likely to be > >triggered by new features? > > > >Ideally, we should be working on getting to no regressions to stable. >=20 > This is exactly what we're doing. >=20 > If a fix for a bug in -stable introduces a different regression, > should we take it or not? If a fix for bug introduces regression, would you call it "obviously correct"? Pavel --=20 (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blo= g.html --zYM0uCDKw75PZbzx Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iEYEARECAAYFAlrU1poACgkQMOfwapXb+vKFVwCglrjm4215fTMbAYLHOx8MAtxa bFwAnipr21zwvIMpsR6hS6lsLYQRnj+m =wM9y -----END PGP SIGNATURE----- --zYM0uCDKw75PZbzx--