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Date: Thu, 10 Apr 2008 02:34:47 +0200 From: Kasper Sandberg <lkml@...anurb.dk> To: Ingo Molnar <mingo@...e.hu> Cc: Matti Aarnio <matti.aarnio@...iler.org>, Zhao Forrest <forrest.zhao@...il.com>, Andi Kleen <andi@...stfloor.org>, discuss@...-64.org, linux-kernel@...r.kernel.org, yhlu.kernel@...il.com, ak@...e.de Subject: Re: Does Linux have plan to support memory hole remapping? On Wed, 2008-04-09 at 10:54 +0200, Ingo Molnar wrote: [..] > > having said that - but we'll still consider sane looking patches that > allow the remapping of otherwise inactive RAM. [ We might not even have > to touch the system chipset beyond what Linux already knows about it: in 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? > theory someone might want to try a hack to GART remap such RAM areas and > use a sparse mem map entry to map it to Linux - if the identity of that > RAM is crystal-clear and there's enough GART space available. But even > then it's probably still at best a dangerous and fragile hack. ] > > Ingo > -- > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@...r.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/ -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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