From: Kasper Sandberg <lkml@metanurb.dk>
To: "H. Peter Anvin" <hpa@zytor.com>
Cc: Ingo Molnar <mingo@elte.hu>,
Matti Aarnio <matti.aarnio@zmailer.org>,
Zhao Forrest <forrest.zhao@gmail.com>,
Andi Kleen <andi@firstfloor.org>,
discuss@x86-64.org, linux-kernel@vger.kernel.org,
yhlu.kernel@gmail.com, ak@suse.de
Subject: Re: Does Linux have plan to support memory hole remapping?
Date: Thu, 10 Apr 2008 14:41:36 +0200 [thread overview]
Message-ID: <1207831296.1514.5.camel@localhost> (raw)
In-Reply-To: <47FD76C0.4010603@zytor.com>
On Wed, 2008-04-09 at 19:09 -0700, H. Peter Anvin wrote:
> Kasper Sandberg wrote:
> > A somewhat related question is.. How come linux does not(as i understand
> > it) support talking to the chipsets to do these things? wouldnt this
> > also give other benefits, such as being able to more precisely control
> > interrupts and stuff?
>
> Sure. Plus, it's virtually guaranteed to crash or corrupt your system
> if you try to do anything which requires ACPI or SMM.
Ah, i just thought that a specific other OS actually did this (which,
now that you mention this, makes a whole lot of sense :-))
>
> -hpa
> --
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next prev parent reply other threads:[~2008-04-10 12:43 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-04-09 7:54 Does Linux have plan to support memory hole remapping? Zhao Forrest
2008-04-09 8:01 ` Andi Kleen
2008-04-09 8:37 ` Matti Aarnio
2008-04-09 8:49 ` Andi Kleen
2008-04-09 8:54 ` Ingo Molnar
2008-04-09 9:03 ` Andi Kleen
2008-04-10 0:34 ` Kasper Sandberg
2008-04-10 2:09 ` H. Peter Anvin
2008-04-10 12:41 ` Kasper Sandberg [this message]
2008-04-10 6:51 ` Andi Kleen
2008-04-09 9:04 ` Zhao Forrest
2008-04-09 9:13 ` Andi Kleen
2008-04-10 6:51 ` Zhao Forrest
2008-04-10 7:22 ` Andi Kleen
2008-04-09 9:50 ` Arne Georg Gleditsch
2008-04-09 10:03 ` Andi Kleen
2008-04-09 10:16 ` Arne Georg Gleditsch
2008-04-09 18:02 ` Yinghai Lu
2008-04-09 13:34 ` Lennart Sorensen
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