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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>,
	"stable@vger.kernel.org" <stable@vger.kernel.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"akpm@linux-foundation.org" <akpm@linux-foundation.org>,
	"linux-mm@kvack.org" <linux-mm@kvack.org>,
	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
Date: Mon, 16 Apr 2018 18:39:53 +0200	[thread overview]
Message-ID: <20180416163952.GA8740@amd> (raw)
In-Reply-To: <20180416162757.GB2341@sasha-vm>

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On Mon 2018-04-16 16:28:00, Sasha Levin wrote:
> On Mon, Apr 16, 2018 at 12:20:19PM -0400, Steven Rostedt wrote:
> >On Mon, 16 Apr 2018 18:06:08 +0200
> >Pavel Machek <pavel@ucw.cz> wrote:
> >
> >> That means you want to ignore not-so-serious bugs, because benefit of
> >> fixing them is lower than risk of the regressions. I believe bugs that
> >> do not bother anyone should _not_ be fixed in stable.
> >>
> >> That was case of the LED patch. Yes, the commit fixed bug, but it
> >> introduced regressions that were fixed by subsequent patches.
> >
> >I agree. I would disagree that the patch this thread is on should go to
> >stable. What's the point of stable if it introduces regressions by
> >backporting bug fixes for non major bugs.
> 
> One such reason is that users will then hit the regression when they
> upgrade to the next -stable version anyways.

Well, yes, testing is required when moving from 4.14 to 4.15. But
testing should not be required when moving from 4.14.5 to 4.14.6.

> >Every fix I make I consider labeling it for stable. The ones I don't, I
> >feel the bug fix is not worth the risk of added regressions.
> >
> >I worry that people will get lazy and stop marking commits for stable
> >(or even thinking about it) because they know that there's a bot that
> >will pull it for them. That thought crossed my mind. Why do I want to
> >label anything stable if a bot will probably catch it. Then I could
> >just wait till the bot posts it before I even think about stable.
> 
> People are already "lazy". You are actually an exception for marking your
> commits.
> 
> Yes, folks will chime in with "sure, I mark my patches too!", but if you
> look at the entire committer pool in the kernel you'll see that most
> don't bother with this to begin with.

So you take everything and put it into stable? I don't think that's a
solution.

If you are worried about people not putting enough "Stable: " tags in
their commits, perhaps you can write them emails "hey, I think this
should go to stable, do you agree"? You should get people marking
their commits themselves pretty quickly...
									
									Pavel

-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html

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  reply	other threads:[~2018-04-16 16:39 UTC|newest]

Thread overview: 113+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20180409001936.162706-1-alexander.levin@microsoft.com>
2018-04-09  0:19 ` [PATCH AUTOSEL for 4.14 015/161] printk: Add console owner and waiter logic to load balance console writes Sasha Levin
2018-04-09  8:22   ` Petr Mladek
2018-04-15 14:42     ` Sasha Levin
2018-04-16 13:30       ` Steven Rostedt
2018-04-16 15:18         ` Linus Torvalds
2018-04-16 15:30           ` Pavel Machek
2018-04-16 15:50             ` Sasha Levin
2018-04-16 16:06               ` Pavel Machek
2018-04-16 16:14                 ` Sasha Levin
2018-04-16 16:22                   ` Steven Rostedt
2018-04-16 16:31                     ` Sasha Levin
2018-04-16 16:47                       ` Steven Rostedt
2018-04-16 16:53                         ` Sasha Levin
2018-04-16 17:00                           ` Pavel Machek
2018-04-17 10:46                             ` Greg KH
2018-04-17 12:24                               ` Petr Mladek
2018-04-17 12:49                                 ` Michal Hocko
2018-04-17 13:39                                   ` Sasha Levin
2018-04-17 14:22                                     ` Michal Hocko
2018-04-17 14:36                                       ` Sasha Levin
2018-04-17 18:10                                         ` Michal Hocko
2018-04-17 13:45                                 ` Sasha Levin
2018-04-18  8:33                                   ` Petr Mladek
2018-04-16 16:28                   ` Pavel Machek
2018-04-16 16:39                     ` Sasha Levin
2018-04-16 16:42                       ` Pavel Machek
2018-04-16 16:45                         ` Sasha Levin
2018-04-16 16:54                           ` Pavel Machek
2018-04-17 10:50                             ` Greg KH
2018-04-16 17:05                   ` Pavel Machek
2018-04-16 17:16                     ` Sasha Levin
2018-04-16 17:44                       ` Steven Rostedt
2018-04-16 18:17                         ` Sasha Levin
2018-04-16 18:35                           ` Steven Rostedt
2018-04-16 20:17                       ` Jiri Kosina
2018-04-16 20:36                         ` Sasha Levin
2018-04-16 20:43                           ` Jiri Kosina
2018-04-16 21:18                             ` Sasha Levin
2018-04-16 21:28                               ` Jiri Kosina
2018-04-17 10:39                                 ` Greg KH
2018-04-17 11:07                                   ` Michal Hocko
2018-04-17 14:04                                     ` Sasha Levin
2018-04-17 14:15                                       ` Steven Rostedt
2018-04-17 14:36                                         ` Greg KH
2018-04-17 14:36                                       ` Michal Hocko
2018-04-17 14:55                                         ` Sasha Levin
2018-04-17 15:52                                           ` Jiri Kosina
2018-04-17 16:06                                             ` Sasha Levin
2018-05-03 10:04                                               ` Pavel Machek
2018-05-03 13:02                                                 ` Sasha Levin
2018-04-17 16:25                                             ` Mike Galbraith
2018-04-17 11:21                                   ` Jiri Kosina
2018-05-03  9:47                               ` Pavel Machek
2018-05-03 13:06                                 ` Sasha Levin
2018-04-16 16:20                 ` Steven Rostedt
2018-04-16 16:28                   ` Sasha Levin
2018-04-16 16:39                     ` Pavel Machek [this message]
2018-04-16 16:43                       ` Sasha Levin
2018-04-16 16:53                         ` Steven Rostedt
2018-04-16 16:58                           ` Pavel Machek
2018-04-16 17:09                           ` Sasha Levin
2018-04-16 17:33                             ` Steven Rostedt
2018-04-16 17:42                               ` Sasha Levin
2018-04-16 18:26                                 ` Steven Rostedt
2018-04-16 18:30                                   ` Linus Torvalds
2018-04-16 18:41                                     ` Steven Rostedt
2018-04-16 18:52                                       ` Linus Torvalds
2018-04-16 19:00                                         ` Linus Torvalds
2018-04-16 19:30                                           ` Steven Rostedt
2018-04-16 19:19                                         ` Linus Torvalds
2018-04-16 19:24                                         ` Steven Rostedt
2018-04-16 19:28                                           ` Linus Torvalds
2018-04-16 19:31                                             ` Linus Torvalds
2018-04-16 19:58                                               ` Steven Rostedt
2018-04-16 19:38                                             ` Steven Rostedt
2018-04-16 19:55                                               ` Linus Torvalds
2018-04-16 20:02                                                 ` Steven Rostedt
2018-04-16 20:17                                                   ` Linus Torvalds
2018-04-16 20:33                                                     ` Jiri Kosina
2018-04-16 21:27                                                     ` Steven Rostedt
2018-04-16 18:35                                   ` Sasha Levin
2018-04-16 18:57                                     ` Steven Rostedt
2018-04-16 15:36           ` Steven Rostedt
2018-04-16 16:02             ` Sasha Levin
2018-04-16 16:10               ` Pavel Machek
2018-04-16 16:12               ` Steven Rostedt
2018-04-16 16:19                 ` Sasha Levin
2018-04-16 16:30                   ` Steven Rostedt
2018-04-16 16:37                     ` Sasha Levin
2018-04-16 17:06                       ` Pavel Machek
2018-04-16 17:23                         ` Sasha Levin
2018-04-17 11:41                           ` Jan Kara
2018-04-17 13:31                             ` Sasha Levin
2018-04-17 15:55                               ` Jan Kara
2018-04-17 16:19                                 ` Sasha Levin
2018-04-17 17:57                                   ` Jan Kara
2018-04-17 18:28                                     ` Sasha Levin
2018-05-03  9:36                                   ` Pavel Machek
2018-05-03 13:28                                     ` Sasha Levin
2018-05-03  9:32                           ` Pavel Machek
2018-05-03 13:30                             ` Sasha Levin
2018-04-19 11:41                   ` Thomas Backlund
2018-04-19 13:59                     ` Greg KH
2018-04-19 14:05                       ` Jan Kara
2018-04-19 14:22                         ` Greg KH
2018-04-19 15:16                           ` Thomas Backlund
2018-04-19 15:57                             ` Greg KH
2018-04-19 16:25                               ` Thomas Backlund
2018-04-19 16:41                           ` Greg KH
2018-04-19 15:04                       ` Thomas Backlund
2018-04-19 15:09                         ` Sasha Levin
2018-04-19 16:20                           ` Thomas Backlund
2018-04-16 15:39           ` Sasha Levin

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