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Date: Sun, 10 Oct 2010 06:56:05 -0500 From: Robin Holt <holt@....com> To: Ingo Molnar <mingo@...e.hu> Cc: Robin Holt <holt@....com>, 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 On Sun, Oct 10, 2010 at 06:44:59AM -0500, Robin Holt wrote: > On Sun, Oct 10, 2010 at 12:43:19PM +0200, Ingo Molnar wrote: > > > > * 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. > > The 36-rc7 kernel does not boot at all either. I don't have any decent > debug tools to dig in further. It does fail on the same machine that > Russ was testing with, but passes on any that have a single blade as > the kernel Russ first identified as being a problem had. Based upon my > vague recollection of the boot messages, it appears to fail in a similar > point in boot. I would assume it is a similar problem. 2.6.35 fails as well. I will bisect for as long as time permits. Robin -- 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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