Re: [BUG + PATCH/Bugfix] x86/lguest: fix pgdir pmd index calculation

2008-02-24 Thread Ahmed S. Darwish
On Sun, Feb 24, 2008 at 06:26:53PM +0200, Ahmed S. Darwish wrote: > On Sun, Feb 24, 2008 at 05:18:14PM +0100, Ingo Molnar wrote: > > > I've picked up your patch into x86.git#testing (until Rusty picks it > > up), you can track it the following way: > > > > http://people.redhat.com/mingo/x86.

Re: [BUG + PATCH/Bugfix] x86/lguest: fix pgdir pmd index calculation

2008-02-24 Thread Ahmed S. Darwish
On Sun, Feb 24, 2008 at 05:18:14PM +0100, Ingo Molnar wrote: > > * Ahmed S. Darwish <[EMAIL PROTECTED]> wrote: > > > I am not sure why the division over four existed in the first place. > > It seems bogus, maybe the Xen patch just made the problem appear ? > > i think so - nice detective work a

Re: [BUG + PATCH/Bugfix] x86/lguest: fix pgdir pmd index calculation

2008-02-24 Thread Ingo Molnar
* Ahmed S. Darwish <[EMAIL PROTECTED]> wrote: > I am not sure why the division over four existed in the first place. > It seems bogus, maybe the Xen patch just made the problem appear ? i think so - nice detective work and nice fix! I've picked up your patch into x86.git#testing (until Rusty p

[BUG + PATCH/Bugfix] x86/lguest: fix pgdir pmd index calculation

2008-02-24 Thread Ahmed S. Darwish
Hi all, Beginning from commits close to v2.6.25-rc2, running lguest always oopses the host kernel. Oops is at [1]. Bisection led to the following commit: commit 37cc8d7f963ba2deec29c9b68716944516a3244f x86/early_ioremap: don't assume we're using swapper_pg_dir At the early stages o