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Re: Does Linux have plan to support memory hole remapping?
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From:
Kasper Sandberg <lkml@...>
To: H. Peter Anvin <hpa@...>
Cc: Ingo Molnar <mingo@...>, Matti Aarnio <matti.aarnio@...>, Zhao Forrest <forrest.zhao@...>, Andi Kleen <andi@...>, <discuss@...>, <linux-kernel@...>, <yhlu.kernel@...>, <ak@...>
Subject:
Re: Does Linux have plan to support memory hole remapping?
Date: Thursday, April 10, 2008 - 8:41 am
On Wed, 2008-04-09 at 19:09 -0700, H. Peter Anvin wrote:
quoted text
> 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 :-))
quoted text
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Messages in current thread:
Does Linux have plan to support memory hole remapping?
, Zhao Forrest
, (Wed Apr 9, 3:54 am)
Re: Does Linux have plan to support memory hole remapping?
, Andi Kleen
, (Wed Apr 9, 4:01 am)
Re: Does Linux have plan to support memory hole remapping?
, Arne Georg Gleditsch
, (Wed Apr 9, 5:50 am)
Re: Does Linux have plan to support memory hole remapping?
, Lennart Sorensen
, (Wed Apr 9, 9:34 am)
Re: Does Linux have plan to support memory hole remapping?
, Andi Kleen
, (Wed Apr 9, 6:03 am)
Re: Does Linux have plan to support memory hole remapping?
, Yinghai Lu
, (Wed Apr 9, 2:02 pm)
Re: Does Linux have plan to support memory hole remapping?
, Arne Georg Gleditsch
, (Wed Apr 9, 6:16 am)
Re: Does Linux have plan to support memory hole remapping?
, Zhao Forrest
, (Wed Apr 9, 5:04 am)
Re: Does Linux have plan to support memory hole remapping?
, Andi Kleen
, (Wed Apr 9, 5:13 am)
Re: Does Linux have plan to support memory hole remapping?
, Zhao Forrest
, (Thu Apr 10, 2:51 am)
Re: Does Linux have plan to support memory hole remapping?
, Andi Kleen
, (Thu Apr 10, 3:22 am)
Re: Does Linux have plan to support memory hole remapping?
, Matti Aarnio
, (Wed Apr 9, 4:37 am)
Re: Does Linux have plan to support memory hole remapping?
, Ingo Molnar
, (Wed Apr 9, 4:54 am)
Re: Does Linux have plan to support memory hole remapping?
, Kasper Sandberg
, (Wed Apr 9, 8:34 pm)
Re: Does Linux have plan to support memory hole remapping?
, Andi Kleen
, (Thu Apr 10, 2:51 am)
Re: Does Linux have plan to support memory hole remapping?
, H. Peter Anvin
, (Wed Apr 9, 10:09 pm)
Re: Does Linux have plan to support memory hole remapping?
, Kasper Sandberg
, (Thu Apr 10, 8:41 am)
Re: Does Linux have plan to support memory hole remapping?
, Andi Kleen
, (Wed Apr 9, 5:03 am)
Re: Does Linux have plan to support memory hole remapping?
, Andi Kleen
, (Wed Apr 9, 4:49 am)
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