Date: Sat, 19 Sep 2009 20:32:24 +0200
From: Ingo Molnar <mingo@elte.hu>
To: Yinghai Lu <yinghai@kernel.org>
Cc: Hugh Dickins <hugh.dickins@tiscali.co.uk>,
       Linus Torvalds <torvalds@linux-foundation.org>,
       "H. Peter Anvin" <hpa@zytor.com>, Thomas Gleixner <tglx@linutronix.de>,
       Andrew Morton <akpm@linux-foundation.org>, linux-kernel@vger.kernel.org
Subject: Re: linux-next: reservetop fix disables mem=
Message-ID: <20090919183224.GA3038@elte.hu>
References: <Pine.LNX.4.64.0908241736520.32764@sister.anvils> <4A92D029.8090807@kernel.org> <20090824182713.GB9785@elte.hu> <Pine.LNX.4.64.0909160117260.6814@sister.anvils> <20090919175504.GJ5366@elte.hu> <4AB51CA2.9010608@kernel.org> <4AB51DFD.2000904@kernel.org>
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* Yinghai Lu <yinghai@kernel.org> wrote:

> Yinghai Lu wrote:
> > Ingo Molnar wrote:
> >> I thoroughly zapped it. Do you know about any commit ID where it snuck 
> >> in?
> > 
> > after close looking, it will break
> > 1. some cpu feature  in early stage too, like cpu_has_x2apic
> > 2. will break built-in-command line
> > 3. will break other memmap= and mem=
> > 4. early_dbgp and early_console that will use early_ioremap to access mmio (?)

thanks Yinghai - i have queued up your revert. Thanks Hugh for noticing 
it!

> after revet it, it seem mem=32g etc still broken, maybe some other 
> commit about x86 platform support from Thomas broke it.

Thomas?

	Ingo
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