Fwd: Kexec support for PS3 (ppc64)

[Rajasekaran P]

On Fri, Mar 14, 2008 at 4:52 PM, Mohan Kumar M <mohan at in.ibm.com> wrote:

> On Fri, Mar 14, 2008 at 04:18:52AM -0700, Rajasekaran P wrote:
> > Yes,I built this kernel with CRASH_DUMP and VMCORE file system  enabled.
> > Moreover, I disabled SMP as well.
> > My system kernel is (First kernel) is SMP enabled, does it matter?
>
> It should not matter.
>
> >
> > I dont get any message from dump capture kernel.
> >
> > I trigger crash dump using :
> >
> > echo c > /proc/sysrq-trigger
>
> While triggering the dump, don't you get any message, like sending IPI
> to cpu?
>

No, I dont  get anything  on terminal.

>
> > Initially capture kernel was loaded into 32MB only, but still it was not
> > booting. So I tweaked the KDUMP_KERNELBASE macro to load capture kernel
> to
> > 64MB ( My idea is, first 64MB for system kernel and second 64MB for
> capture
> > kernel). Should it be 32MB only?
>
> You can't do that. It should be at 32MB only.

Ok, I will try this and update.
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