linux-kernel - Re: [BUG] x86: bootmem broken on SGI UV

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Date:	Sun, 10 Oct 2010 12:43:19 +0200
From:	Ingo Molnar <mingo@...e.hu>
To:	Robin Holt <holt@....com>
Cc:	Russ Anderson <rja@....com>, Yinghai Lu <yinghai@...nel.org>,
	linux-kernel <linux-kernel@...r.kernel.org>, tglx@...utronix.de,
	"H. Peter Anvin" <h.peter.anvin@...el.com>,
	Jack Steiner <steiner@....com>
Subject: Re: [BUG] x86: bootmem broken on SGI UV


* Ingo Molnar <mingo@...e.hu> wrote:

> 
> * Robin Holt <holt@....com> wrote:
> 
> > On Sat, Oct 09, 2010 at 07:59:45AM -0500, Russ Anderson wrote:
> > > Yes, Yinghai's patch fixes the problem.
> > > Thank you very much.
> > 
> > Will this be included in 2.6.36?  It is needed for boot in order for UV
> > systems to boot.
> 
> -tip uses memblock APIs. If this happens with vanilla -git as well 
> then we need a bootmem backport for the fix.

And to answer your question: yes, we can queue it up for -final as well 
if it's a recent regression - 'doesnt boot at all' bugs are nasty. But 
i'm not sure this is a bootmem problem so please double check vanilla 
v2.6.36-rc7 as well.

Thanks,

	Ingo
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