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From: Peter Zijlstra <peterz@infradead.org>
To: Lennart Poettering <mzxreary@0pointer.de>
Cc: Dhaval Giani <dhaval.giani@gmail.com>,
	James Kosin <jkosin@intcomgrp.com>,
	linux-kernel@vger.kernel.org, menage@google.com,
	balbir@linux.vnet.ibm.com, jsafrane@redhat.com,
	tglx@linutronix.de
Subject: Re: [PATCH/RFC] Have sane default values for cpusets
Date: Fri, 14 May 2010 08:51:44 +0200	[thread overview]
Message-ID: <1273819904.5605.3562.camel@twins> (raw)
In-Reply-To: <20100514000252.GB30093@tango.0pointer.de>

On Fri, 2010-05-14 at 02:02 +0200, Lennart Poettering wrote:
> > Will it still work with a CONFIG_CGROUP=n kernel? I see distributions
> > deteriorate, you cannot even boot a raw bzImage kernel without initrd on
> > most distros (sure, its not too hard to fix, but still).
> 
> No it won't work without cgroups. 

I guess we'll finally have an answer for people on #kernelnewbies on
what distro is best suited for kernel development :-)


> > Requiring CONFIG_CGROUP=y to even get init running seems like a final
> > straw to ensure nobody will ever get anything to boot these days.
> 
> Well, I wasn't aware that cgroups is now in the kernel for the purpose
> that people should *not* use it.

Init using the bare minimum possible only seems like a sensible thing.
Once the basic stuff is running you can detect whats available and use
it if needed/wanted.

I very often build a CONFIG_CGROUP=n kernel, I simply strip down
my .config to the bare minimum because that builds fastest.



  parent reply	other threads:[~2010-05-14  6:52 UTC|newest]

Thread overview: 47+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <eJjRf-6YM-1@gated-at.bofh.it>
     [not found] ` <eJktY-7JG-7@gated-at.bofh.it>
     [not found]   ` <eJktY-7JG-5@gated-at.bofh.it>
2010-05-12 14:11     ` [PATCH/RFC] Have sane default values for cpusets James Kosin
2010-05-12 14:13       ` Dhaval Giani
2010-05-12 14:20         ` Peter Zijlstra
2010-05-12 14:22           ` Dhaval Giani
2010-05-12 14:40           ` Jan Safranek
     [not found]             ` <4BEAE7A1.2010001@intcomgrp.com>
2010-05-12 17:42               ` Dhaval Giani
2010-05-12 17:58                 ` James Kosin
2010-05-12 18:04                   ` Chris Friesen
2010-05-12 18:27                     ` Balbir Singh
2010-05-12 19:07           ` Lennart Poettering
2010-05-13 13:01             ` Peter Zijlstra
2010-05-13 14:03               ` Lennart Poettering
2010-05-13 20:06                 ` Paul Menage
2010-05-13 20:36                   ` Lennart Poettering
2010-05-13 20:41                     ` Lennart Poettering
2010-05-13 21:07                       ` Balbir Singh
2010-05-13 23:55                         ` Lennart Poettering
2010-05-14  5:44                           ` Balbir Singh
2010-05-14  6:34                           ` Dhaval Giani
2010-05-13 21:29                     ` Paul Menage
2010-05-13 21:19                 ` Peter Zijlstra
2010-05-14  0:02                   ` Lennart Poettering
2010-05-14  5:43                     ` Balbir Singh
2010-05-14  6:53                       ` Peter Zijlstra
2010-05-14  8:12                         ` Balbir Singh
2010-05-14 10:38                           ` Peter Zijlstra
2010-05-14 11:57                             ` Dhaval Giani
2010-05-14 16:07                         ` Lennart Poettering
2010-05-14  6:51                     ` Peter Zijlstra [this message]
2010-05-14  7:23                       ` Peter Zijlstra
2010-05-14  8:11                         ` Balbir Singh
2010-05-12 13:05 Dhaval Giani
2010-05-12 13:40 ` Peter Zijlstra
2010-05-12 13:46   ` Dhaval Giani
2010-05-12 19:01 ` Paul Menage
2010-05-12 19:10   ` Dhaval Giani
2010-05-12 19:20     ` Paul Menage
2010-05-12 19:29       ` Dhaval Giani
2010-05-12 19:36         ` Paul Menage
2010-05-12 19:39           ` Balbir Singh
2010-05-12 19:59           ` Dhaval Giani
2010-05-13 10:26             ` Dhaval Giani
2010-05-13 10:52               ` Balbir Singh
2010-05-13 20:12             ` Paul Menage
2010-05-13 20:16               ` Dhaval Giani
2010-05-13 20:19                 ` Dhaval Giani
2010-05-12 19:30 ` Balbir Singh

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