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xen-devel
[Xen-devel] Re: Bootup fix for _brk_end being != _end
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To: |
Daniel Kiper <dkiper@xxxxxxxxxxxx> |
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Subject: |
[Xen-devel] Re: Bootup fix for _brk_end being != _end |
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From: |
Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx> |
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Date: |
Tue, 15 Mar 2011 15:31:47 +0000 |
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Cc: |
"jeremy@xxxxxxxx" <jeremy@xxxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxx>, "haicheng.li@xxxxxxxxxxxxxxx" <haicheng.li@xxxxxxxxxxxxxxx>, Stefano Stabellini <Stefano.Stabellini@xxxxxxxxxxxxx>, "linux-kernel@xxxxxxxxxxxxxxx" <linux-kernel@xxxxxxxxxxxxxxx>, Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>, Dan Magenheimer <dan.magenheimer@xxxxxxxxxx>, "v.tolstov@xxxxxxxxx" <v.tolstov@xxxxxxxxx>, "dave@xxxxxxxxxxxxxxxxxx" <dave@xxxxxxxxxxxxxxxxxx>, Ian Campbell <Ian.Campbell@xxxxxxxxxxxxx>, "linux-mm@xxxxxxxxx" <linux-mm@xxxxxxxxx>, "rientjes@xxxxxxxxxx" <rientjes@xxxxxxxxxx>, "andi.kleen@xxxxxxxxx" <andi.kleen@xxxxxxxxx>, "akpm@xxxxxxxxxxxxxxxxxxxx" <akpm@xxxxxxxxxxxxxxxxxxxx>, "fengguang.wu@xxxxxxxxx" <fengguang.wu@xxxxxxxxx>, "wdauchy@xxxxxxxxx" <wdauchy@xxxxxxxxx> |
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Delivery-date: |
Tue, 15 Mar 2011 08:33:04 -0700 |
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www-data@xxxxxxxxxxxxxxxxxxx |
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<20110315153001.GD12730@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx> |
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References: |
<20110308214429.GA27331@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx> <alpine.DEB.2.00.1103091359290.2968@kaball-desktop> <20110315142957.GB12730@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx> <20110315144821.GA11586@xxxxxxxxxxxx> <20110315153001.GD12730@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx> |
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User-agent: |
Alpine 2.00 (DEB 1167 2008-08-23) |
On Tue, 15 Mar 2011, Daniel Kiper wrote:
> On Tue, Mar 15, 2011 at 10:48:21AM -0400, Konrad Rzeszutek Wilk wrote:
> > > > > Additionally, I suggest to apply patch prepared by Steffano Stabellini
> > > > > (https://lkml.org/lkml/2011/1/31/232) which fixes memory management
> > > > > issue in Xen guest. I was not able boot guest machine without
> > > > > above mentioned patch.
> > > >
> > > > after some discussions we came up with a different approach to fix the
> > > > issue; I sent a couple of patches a little while ago:
> > > >
> > > > https://lkml.org/lkml/2011/2/28/410
> > >
> > > I tested git://xenbits.xen.org/people/sstabellini/linux-pvhvm.git
> > > 2.6.38-tip-fixes
> > > and it works on x86_64, however, it does not work on i386. Tested as
> > > unprivileged guest on Xen Ver. 4.1.0-rc2-pre. On i386 domain crashes
> > > silently at early boot stage :-(((.
> >
> > Details? Can you provide the 'xenctx' output of where it crashed?
>
> As I wrote above domain is dying and I am not able to connect to it using
> xenctx after crash :-(((. I do not know how to do that in another way.
>
try adding:
extra = "loglevel=9 debug earlyprintk=xenboot"
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