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From: Michal Hocko <mhocko@kernel.org>
To: Paul Gortmaker <paul.gortmaker@windriver.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	Mel Gorman <mgorman@suse.de>,
	Tetsuo Handa <penguin-kernel@i-love.sakura.ne.jp>,
	David Rientjes <rientjes@google.com>,
	Linus Torvalds <torvalds@linux-foundation.org>,
	Oleg Nesterov <oleg@redhat.com>, Hugh Dickins <hughd@google.com>,
	Andrea Argangeli <andrea@kernel.org>,
	Rik van Riel <riel@redhat.com>,
	linux-mm@kvack.org, LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 1/2] mm, oom: introduce oom reaper
Date: Wed, 6 Jan 2016 16:00:26 +0100	[thread overview]
Message-ID: <20160106150025.GD13900@dhcp22.suse.cz> (raw)
In-Reply-To: <20160106142611.GD2957@windriver.com>

On Wed 06-01-16 09:26:12, Paul Gortmaker wrote:
> [Re: [PATCH 1/2] mm, oom: introduce oom reaper] On 06/01/2016 (Wed 10:10) Michal Hocko wrote:
> 
> > On Mon 21-12-15 15:38:21, Paul Gortmaker wrote:
> > [...]
> > > ...use one of the non-modular initcalls here?   I'm trying to clean up most of
> > > the non-modular uses of modular macros etc. since:
> > > 
> > >  (1) it is easy to accidentally code up an unused module_exit function
> > >  (2) it can be misleading when reading the source, thinking it can be
> > >       modular when the Makefile and/or Kconfig prohibit it
> > >  (3) it requires the include of the module.h header file which in turn
> > >      includes nearly everything else, thus increasing CPP overhead.
> > > 
> > > I figured no point in sending a follow on patch since this came in via
> > > the akpm tree into next and that gets rebased/updated regularly.
> > 
> > Sorry for the late reply. I was mostly offline throughout the last 2
> > weeks last year. Is the following what you would like to see? If yes I
> > will fold it into the original patch.
> 
> Yes, that looks fine.  Do note that susbsys_initcall is earlier than the
> module_init that you were using previously though.

Yes, I have noticed that but quite honestly module_init choice was just
"look around and use what others are doing". So there was no particular
reason to stick with that order.

Thanks for double checking after me!
-- 
Michal Hocko
SUSE Labs

WARNING: multiple messages have this Message-ID (diff)
From: Michal Hocko <mhocko@kernel.org>
To: Paul Gortmaker <paul.gortmaker@windriver.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	Mel Gorman <mgorman@suse.de>,
	Tetsuo Handa <penguin-kernel@i-love.sakura.ne.jp>,
	David Rientjes <rientjes@google.com>,
	Linus Torvalds <torvalds@linux-foundation.org>,
	Oleg Nesterov <oleg@redhat.com>, Hugh Dickins <hughd@google.com>,
	Andrea Argangeli <andrea@kernel.org>,
	Rik van Riel <riel@redhat.com>,
	linux-mm@kvack.org, LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 1/2] mm, oom: introduce oom reaper
Date: Wed, 6 Jan 2016 16:00:26 +0100	[thread overview]
Message-ID: <20160106150025.GD13900@dhcp22.suse.cz> (raw)
In-Reply-To: <20160106142611.GD2957@windriver.com>

On Wed 06-01-16 09:26:12, Paul Gortmaker wrote:
> [Re: [PATCH 1/2] mm, oom: introduce oom reaper] On 06/01/2016 (Wed 10:10) Michal Hocko wrote:
> 
> > On Mon 21-12-15 15:38:21, Paul Gortmaker wrote:
> > [...]
> > > ...use one of the non-modular initcalls here?   I'm trying to clean up most of
> > > the non-modular uses of modular macros etc. since:
> > > 
> > >  (1) it is easy to accidentally code up an unused module_exit function
> > >  (2) it can be misleading when reading the source, thinking it can be
> > >       modular when the Makefile and/or Kconfig prohibit it
> > >  (3) it requires the include of the module.h header file which in turn
> > >      includes nearly everything else, thus increasing CPP overhead.
> > > 
> > > I figured no point in sending a follow on patch since this came in via
> > > the akpm tree into next and that gets rebased/updated regularly.
> > 
> > Sorry for the late reply. I was mostly offline throughout the last 2
> > weeks last year. Is the following what you would like to see? If yes I
> > will fold it into the original patch.
> 
> Yes, that looks fine.  Do note that susbsys_initcall is earlier than the
> module_init that you were using previously though.

Yes, I have noticed that but quite honestly module_init choice was just
"look around and use what others are doing". So there was no particular
reason to stick with that order.

Thanks for double checking after me!
-- 
Michal Hocko
SUSE Labs

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  reply	other threads:[~2016-01-06 15:00 UTC|newest]

Thread overview: 78+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-12-15 18:36 [PATCH 1/2] mm, oom: introduce oom reaper Michal Hocko
2015-12-15 18:36 ` Michal Hocko
2015-12-17  0:50 ` Andrew Morton
2015-12-17  0:50   ` Andrew Morton
2015-12-17 13:02   ` Michal Hocko
2015-12-17 13:02     ` Michal Hocko
2015-12-17 19:55     ` Linus Torvalds
2015-12-17 19:55       ` Linus Torvalds
2015-12-17 20:00       ` Andrew Morton
2015-12-17 20:00         ` Andrew Morton
2015-12-18 11:54         ` Michal Hocko
2015-12-18 11:54           ` Michal Hocko
2015-12-18 21:14           ` Andrew Morton
2015-12-18 21:14             ` Andrew Morton
2015-12-21  8:38             ` Michal Hocko
2015-12-21  8:38               ` Michal Hocko
2015-12-17 21:13     ` Andrew Morton
2015-12-17 21:13       ` Andrew Morton
2015-12-18 12:11       ` Michal Hocko
2015-12-18 12:11         ` Michal Hocko
2015-12-18 12:10     ` Tetsuo Handa
2015-12-18 12:10       ` Tetsuo Handa
2015-12-20  7:14       ` Tetsuo Handa
2015-12-20  7:14         ` Tetsuo Handa
2015-12-18  0:15 ` Andrew Morton
2015-12-18  0:15   ` Andrew Morton
2015-12-18 11:48   ` Michal Hocko
2015-12-18 11:48     ` Michal Hocko
2015-12-21 20:38 ` Paul Gortmaker
2015-12-21 20:38   ` Paul Gortmaker
2016-01-06  9:10   ` Michal Hocko
2016-01-06  9:10     ` Michal Hocko
2016-01-06 14:26     ` Paul Gortmaker
2016-01-06 14:26       ` Paul Gortmaker
2016-01-06 15:00       ` Michal Hocko [this message]
2016-01-06 15:00         ` Michal Hocko
2015-12-23 23:00 ` Ross Zwisler
2015-12-23 23:00   ` Ross Zwisler
2015-12-24  9:47   ` Michal Hocko
2015-12-24  9:47     ` Michal Hocko
2015-12-24 11:06     ` Tetsuo Handa
2015-12-24 11:06       ` Tetsuo Handa
2015-12-24 20:39       ` Ross Zwisler
2015-12-24 20:39         ` Ross Zwisler
2015-12-25 11:41       ` Michal Hocko
2015-12-25 11:41         ` Michal Hocko
2015-12-24 20:44     ` Ross Zwisler
2015-12-24 20:44       ` Ross Zwisler
2015-12-25 11:35       ` Michal Hocko
2015-12-25 11:35         ` Michal Hocko
2015-12-25 11:44         ` Michal Hocko
2015-12-25 11:44           ` Michal Hocko
2016-01-06 15:42 [PATCH 0/2 -mm] oom reaper v4 Michal Hocko
2016-01-06 15:42 ` [PATCH 1/2] mm, oom: introduce oom reaper Michal Hocko
2016-01-06 15:42   ` Michal Hocko
2016-01-07 11:23   ` Tetsuo Handa
2016-01-07 11:23     ` Tetsuo Handa
2016-01-07 12:30     ` Michal Hocko
2016-01-07 12:30       ` Michal Hocko
2016-01-11 22:54   ` Andrew Morton
2016-01-11 22:54     ` Andrew Morton
2016-01-12  8:16     ` Michal Hocko
2016-01-12  8:16       ` Michal Hocko
2016-01-28  1:28   ` David Rientjes
2016-01-28  1:28     ` David Rientjes
2016-01-28 21:42     ` Michal Hocko
2016-01-28 21:42       ` Michal Hocko
2016-02-02  3:02       ` David Rientjes
2016-02-02  3:02         ` David Rientjes
2016-02-02  8:57         ` Michal Hocko
2016-02-02  8:57           ` Michal Hocko
2016-02-02 11:48           ` Tetsuo Handa
2016-02-02 11:48             ` Tetsuo Handa
2016-02-02 22:55             ` David Rientjes
2016-02-02 22:55               ` David Rientjes
2016-02-02 22:51           ` David Rientjes
2016-02-02 22:51             ` David Rientjes
2016-02-03 10:31             ` Tetsuo Handa
2016-02-03 10:31               ` Tetsuo Handa

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