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Message-ID: <20080428135459.GA3704@atrey.karlin.mff.cuni.cz> Date: Mon, 28 Apr 2008 15:54:59 +0200 From: Pavel Machek <pavel@....cz> To: Ingo Molnar <mingo@...e.hu> Cc: Mike Travis <travis@....com>, Andrew Morton <akpm@...ux-foundation.org>, Thomas Gleixner <tglx@...utronix.de>, "H. Peter Anvin" <hpa@...or.com>, linux-kernel@...r.kernel.org Subject: Re: [PATCH 01/11] x86: Modify Kconfig to allow up to 4096 cpus > > * Pavel Machek <pavel@....cz> wrote: > > > On Fri 2008-04-25 17:15:49, Mike Travis wrote: > > > * Increase the limit of NR_CPUS to 4096 and introduce a boolean > > > called "MAXSMP" which when set (e.g. "allyesconfig"), will set > > > NR_CPUS = 4096 and NODES_SHIFT = 9 (512). > > > > Why is redundant option 'maxsmp' a good idea? > > because this way randconfig can trigger it and can configure all the > otherwise randconfig-invisible [or just plain unlikely] numerics and > options up to their max. > > I found 2-3 "large box" bugs via that way already. Should we improve randconfig to select numeric values when range is given, too? Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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