From: "H. Peter Anvin" <hpa@linux.intel.com>
To: Yinghai Lu <yhlu.kernel@gmail.com>
Cc: Matthew Wilcox <matthew@wil.cx>,
Jesse Barnes <jbarnes@virtuousgeek.org>, Martin Mares <mj@ucw.cz>,
LKML <linux-kernel@vger.kernel.org>,
linux-pci@vger.kernel.org,
the arch/x86 maintainers <x86@kernel.org>,
David Woodhouse <dwmw2@infradead.org>,
linux-arch@vger.kernel.org
Subject: Re: RFC: x86: cap iomem_resource to addressable physical memory
Date: Thu, 11 Jun 2009 13:46:52 -0700 [thread overview]
Message-ID: <4A316D3C.7080403@linux.intel.com> (raw)
In-Reply-To: <86802c440906111343g513a2ceau1e2bfdf14c295b2d@mail.gmail.com>
Yinghai Lu wrote:
>
> do we need do that on every cpu?
>
> looks like we could do that in identify_boot_cpu.
>
What if the CPUs are heterogenous? It's obviously a suboptimal
situation, but it doesn't seem like something we can rely on.
-hpa
next prev parent reply other threads:[~2009-06-11 20:46 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-06-10 1:32 RFC: x86: cap iomem_resource to addressable physical memory H. Peter Anvin
2009-06-10 1:32 ` H. Peter Anvin
2009-06-11 19:17 ` Jesse Barnes
2009-06-11 19:17 ` Jesse Barnes
2009-06-11 20:43 ` Yinghai Lu
2009-06-11 20:46 ` H. Peter Anvin [this message]
2009-06-11 20:46 ` H. Peter Anvin
2009-06-21 6:42 ` Pavel Machek
2009-06-21 6:42 ` Pavel Machek
2009-06-21 7:40 ` H. Peter Anvin
2009-06-21 20:55 ` Pavel Machek
2009-06-21 20:55 ` Pavel Machek
2009-06-22 7:54 ` H. Peter Anvin
2009-06-22 7:54 ` H. Peter Anvin
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