From: Ingo Molnar <mingo@elte.hu>
To: Cliff Wickman <cpw@sgi.com>, "H. Peter Anvin" <hpa@zytor.com>,
Thomas Gleixner <tglx@linutronix.de>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [PATCH] x86, UV: initialize BAU MMRs only on hubs with cpus
Date: Sat, 17 Jul 2010 12:13:17 +0200 [thread overview]
Message-ID: <20100717101317.GH12435@elte.hu> (raw)
In-Reply-To: <E1OZmZN-0006cW-RC@eag09.americas.sgi.com>
* Cliff Wickman <cpw@sgi.com> wrote:
> Remove the initialization of MMRs UVH_LB_BAU_SB_ACTIVATION_CONTROL and
> UVH_BAU_DATA_BROADCAST on UV hubs that have no active cpus.
> Such initialization on hubs with no active cpus would result in a kernel
> page fault.
Applied to tip:x86/uv, thanks.
Ingo
next prev parent reply other threads:[~2010-07-17 10:13 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-07-16 15:11 Cliff Wickman
2010-07-17 10:13 ` Ingo Molnar [this message]
2010-07-17 11:13 ` [tip:x86/uv] x86, UV: Initialize " tip-bot for Cliff Wickman
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