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Date:   Mon, 16 Apr 2018 19:00:10 +0200
From:   Pavel Machek <pavel@ucw.cz>
To:     Sasha Levin <Alexander.Levin@microsoft.com>
Cc:     Steven Rostedt <rostedt@goodmis.org>,
        Linus Torvalds <torvalds@linux-foundation.org>,
        Petr Mladek <pmladek@suse.com>,
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        Cong Wang <xiyou.wangcong@gmail.com>,
        Dave Hansen <dave.hansen@intel.com>,
        Johannes Weiner <hannes@cmpxchg.org>,
        Mel Gorman <mgorman@suse.de>, Michal Hocko <mhocko@kernel.org>,
        Vlastimil Babka <vbabka@suse.cz>,
        Peter Zijlstra <peterz@infradead.org>, Jan Kara <jack@suse.cz>,
        Mathieu Desnoyers <mathieu.desnoyers@efficios.com>,
        Tetsuo Handa <penguin-kernel@i-love.sakura.ne.jp>,
        Byungchul Park <byungchul.park@lge.com>,
        Tejun Heo <tj@kernel.org>
Subject: Re: [PATCH AUTOSEL for 4.14 015/161] printk: Add console owner and
 waiter logic to load balance console writes
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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

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