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From: Ingo Molnar <mingo@elte.hu>
To: Andi Kleen <andi@firstfloor.org>
Cc: Petr Holasek <pholasek@redhat.com>,
	David Rientjes <rientjes@google.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	Thomas Gleixner <tglx@linutronix.de>,
	Ingo Molnar <mingo@redhat.com>, "H. Peter Anvin" <hpa@zytor.com>,
	linux-kernel@vger.kernel.org, Anton Arapov <anton@redhat.com>
Subject: Re: [PATCH v2] NUMA x86: add constraints check for nid parameters
Date: Fri, 9 Dec 2011 08:11:09 +0100	[thread overview]
Message-ID: <20111209071109.GE24537@elte.hu> (raw)
In-Reply-To: <m2mxb2nb58.fsf@firstfloor.org>


* Andi Kleen <andi@firstfloor.org> wrote:

> Petr Holasek <pholasek@redhat.com> writes:
> 
> > This patch adds constraints checks for numa_set_distance()
> > function. It emits warning when pxms are used uninitialized
> > when parsing the SRAT.
> 
> Can you expand on the motivation for this please?
> Is this to catch buggy code or to catch buggy SRATs?

Both.

> If the later are they actually out there?

Not that i know of - they would likely not boot Linux very well 
today.

Thanks,

	Ingo

      parent reply	other threads:[~2011-12-09  7:13 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-12-01 11:45 [PATCH RESEND] NUMA x86: add constraints check for nid parameters Petr Holasek
2011-12-01 21:34 ` Andrew Morton
2011-12-01 23:14   ` Petr Holasek
2011-12-01 23:28     ` Andrew Morton
2011-12-02 10:55       ` Petr Holasek
2011-12-06 20:45         ` David Rientjes
2011-12-07 19:40           ` Petr Holasek
2011-12-07 19:43           ` [PATCH v2] " Petr Holasek
2011-12-07 21:46             ` David Rientjes
2011-12-08 12:16               ` [PATCH v3] " Petr Holasek
2011-12-08 21:09                 ` David Rientjes
2011-12-09  7:10                   ` Ingo Molnar
2011-12-09 10:44                     ` David Rientjes
2011-12-09 20:08                 ` [tip:x86/mm] x86/numa: Add " tip-bot for Petr Holasek
2011-12-08 18:58             ` [PATCH v2] NUMA x86: add " Andi Kleen
2011-12-08 21:12               ` David Rientjes
2011-12-09  7:11               ` Ingo Molnar [this message]

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