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From: Ingo Molnar <mingo@kernel.org>
To: "H. Peter Anvin" <hpa@zytor.com>
Cc: Russ Anderson <rja@sgi.com>, Josh Boyer <jwboyer@redhat.com>,
	Thomas Gleixner <tglx@linutronix.de>,
	Ingo Molnar <mingo@redhat.com>,
	prarit@redhat.com, x86@kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] x86: Allow NR_CPUS=1024
Date: Tue, 5 Nov 2013 07:25:37 +0100	[thread overview]
Message-ID: <20131105062537.GA31880@gmail.com> (raw)
In-Reply-To: <527824C3.6000504@zytor.com>


* H. Peter Anvin <hpa@zytor.com> wrote:

> On 11/04/2013 12:11 PM, Ingo Molnar wrote:
> > 
> > * H. Peter Anvin <hpa@zytor.com> wrote:
> > 
> >> 8192 maybe?
> > 
> > Yeah, that makes more sense I guess.
> > 
> 
> However, I still have serious issues with crap like this because 
> randconfig is basically broken.  If nothing else we need to get that 
> feedback to the kconfig maintainers.

The problem with that is that there are no kconfig maintainers:

  KCONFIG
  ...
  S:      Odd Fixes

The kconfig code is still a hard to maintain, scarcely documented mess. It 
took us almost a decade to rescue the NTP code from a similar obfuscation 
trap and make it maintainable. It had the same author as the original 
Kconfig code - and the Kconfig code is 10 times larger than the NTP code.

Thanks,

	Ingo

  reply	other threads:[~2013-11-05  6:25 UTC|newest]

Thread overview: 33+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-11-01 14:11 [PATCH] x86: Allow NR_CPUS=1024 Josh Boyer
2013-11-03 10:18 ` Ingo Molnar
2013-11-03 10:21   ` Ingo Molnar
2013-11-03 15:57     ` Josh Boyer
2013-11-03 17:43       ` H. Peter Anvin
2013-11-04  6:51         ` Ingo Molnar
2013-11-04 16:31           ` H. Peter Anvin
2013-11-04  6:53       ` Ingo Molnar
2013-11-04 14:01         ` Josh Boyer
2013-11-04 14:10           ` Ingo Molnar
2013-11-04 14:16             ` Josh Boyer
2013-11-04 14:54               ` Prarit Bhargava
2013-11-04 15:56               ` Russ Anderson
2013-11-04 17:48                 ` Ingo Molnar
2013-11-04 19:08                   ` H. Peter Anvin
2013-11-04 20:11                     ` Ingo Molnar
2013-11-04 22:50                       ` H. Peter Anvin
2013-11-05  6:25                         ` Ingo Molnar [this message]
2013-11-05  6:31                           ` Li Zefan
2013-11-03 14:29   ` Prarit Bhargava
2013-11-03 14:42     ` Russ Anderson
2013-11-05 14:37 ` [PATCH 1/2 v2] x86: Allow higher NR_CPUS values Josh Boyer
2013-11-05 14:38   ` [PATCH 2/2] x86: Increase MAXSMP CPU count to 8192 Josh Boyer
2013-11-06  5:56     ` [PATCH v2 " Ingo Molnar
2013-11-06 14:10       ` Josh Boyer
2013-11-06 11:20     ` [tip:x86/cpu] x86/cpu: Increase max " tip-bot for Josh Boyer
2013-11-06  7:15   ` [PATCH 1/2 v2] x86: Allow higher NR_CPUS values Ingo Molnar
2013-11-06 14:12     ` Josh Boyer
2013-11-06 15:04       ` Josh Boyer
2013-11-06 15:21     ` [PATCH v3] x86/cpu: " Josh Boyer
2013-11-07  9:15       ` Ingo Molnar
2013-11-07 13:51         ` Josh Boyer
2013-11-06 11:20   ` [tip:x86/cpu] " tip-bot for Josh Boyer

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