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From: Florian Mickler <florian@mickler.org>
To: Alan Cox <alan@lxorguk.ukuu.org.uk>
Cc: Valdis.Kletnieks@vt.edu, Jesper Juhl <jj@chaosbits.net>,
	David Rientjes <rientjes@google.com>,
	KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	Linus Torvalds <torvalds@linux-foundation.org>,
	LKML <linux-kernel@vger.kernel.org>,
	Ying Han <yinghan@google.com>, Bodo Eggert <7eggert@web.de>,
	Mandeep Singh Baines <msb@google.com>,
	"Figo.zhang" <figo1802@gmail.com>
Subject: Re: [PATCH] Revert oom rewrite series
Date: Tue, 16 Nov 2010 14:03:41 +0100	[thread overview]
Message-ID: <20101116140341.42561c84@schatten.dmk.lab> (raw)
In-Reply-To: <20101116110310.1502de2a@lxorguk.ukuu.org.uk>

On Tue, 16 Nov 2010 11:03:10 +0000
Alan Cox <alan@lxorguk.ukuu.org.uk> wrote:

> > 5.6p1 is the latest-n-greatest released version on www.openssh.org, so somebody
> > probably needs to rattle their chain...
> 
> But current openssh needs to support old kernels.
> 
> This is why this kind of obsoleting doesn't work well. It's not "update
> your app" so much as "drop support for older stuff or start doing
> complicated crap dependant on version"
> 
> and it's why for tiny amounts of code it is the *wrong* thing to force
> obsolete stuff especially when it still doesn't seem to have been
> properly marked for deprecation in the first place.
> 

How does one mark it apropriately?
The commit 51b1bd2 (oom: deprecate oom_adj tunable, see below) 
added it to feature-removal-schedule.txt, a patch for
Documentation/ABI has also been provided in the meantime, if i'm not
mistaken. 

And there is already a patch for openssh:
https://bugzilla.mindrot.org/show_bug.cgi?id=1838

Regards,
Flo

commit 51b1bd2ace1595b72956224deda349efa880b693
Author: David Rientjes <rientjes@google.com>
Date:   Mon Aug 9 17:19:47 2010 -0700

    oom: deprecate oom_adj tunable
    
    /proc/pid/oom_adj is now deprecated so that that it may eventually be
    removed.  The target date for removal is August 2012.
    
    A warning will be printed to the kernel log if a task attempts to use this
    interface.  Future warning will be suppressed until the kernel is rebooted
    to prevent spamming the kernel log.
    
    Signed-off-by: David Rientjes <rientjes@google.com>
    Cc: Nick Piggin <npiggin@suse.de>
    Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
    Cc: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
    Cc: Oleg Nesterov <oleg@redhat.com>
    Cc: Balbir Singh <balbir@in.ibm.com>
    Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
    Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

  reply	other threads:[~2010-11-16 13:04 UTC|newest]

Thread overview: 37+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-11-14  5:07 [PATCH] Revert oom rewrite series KOSAKI Motohiro
2010-11-14 19:32 ` Linus Torvalds
2010-11-15  0:54   ` KOSAKI Motohiro
2010-11-15  2:19     ` Andrew Morton
     [not found]       ` <AANLkTik_SDaiu2eQsJ9+4ywLR5K5V1Od-hwop6gwas3F@mail.gmail.com>
2010-11-15  4:41         ` Figo.zhang
2010-11-15  6:57       ` KOSAKI Motohiro
2010-11-15 10:34         ` David Rientjes
2010-11-15 23:31           ` Jesper Juhl
2010-11-16  0:06             ` David Rientjes
2010-11-16 10:04               ` Martin Knoblauch
2010-11-16 10:33                 ` Alessandro Suardi
2010-11-16  0:13             ` Valdis.Kletnieks
2010-11-16  6:43               ` David Rientjes
2010-11-16 11:03               ` Alan Cox
2010-11-16 13:03                 ` Florian Mickler [this message]
2010-11-16 14:55                   ` Alan Cox
2010-11-16 20:57                     ` David Rientjes
2010-11-16 21:01                       ` Fabio Comolli
2010-11-17  4:04                     ` Valdis.Kletnieks
2010-11-16 15:15               ` Alejandro Riveira Fernández
2010-11-23  7:16           ` KOSAKI Motohiro
2010-11-28  1:45             ` David Rientjes
2010-11-30 13:04               ` KOSAKI Motohiro
2010-11-30 20:02                 ` David Rientjes
2010-11-23  7:16         ` KOSAKI Motohiro
2010-11-23 23:51   ` KOSAKI Motohiro
2010-11-14 21:58 ` David Rientjes
2010-11-15 23:33   ` Bodo Eggert
2010-11-15 23:50     ` David Rientjes
2010-11-17  0:06       ` Bodo Eggert
2010-11-17  0:25         ` David Rientjes
2010-11-17  0:48         ` Mandeep Singh Baines
  -- strict thread matches above, loose matches on Subject: below --
2010-11-10 15:14 [PATCH v3]mm/oom-kill: direct hardware access processes should get bonus Figo.zhang
2010-11-10 15:24 ` Figo.zhang
2010-11-14  5:21   ` KOSAKI Motohiro
2010-11-14 21:33     ` David Rientjes
2010-11-15  3:26       ` [PATCH] Revert oom rewrite series Figo.zhang
2010-11-15 10:14         ` David Rientjes
2010-11-15 10:57           ` Alan Cox
2010-11-15 20:54             ` David Rientjes
2010-11-23  7:16             ` KOSAKI Motohiro

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