[PATCH] x86: Find offset for crashkernel reservation automatically

Bernhard Walle bwalle at suse.de
Fri Jun 27 14:29:32 EDT 2008

* ebiederm at xmission.com (Eric W. Biederman) [2008-06-27 11:00]:
> Bernhard Walle <bwalle at suse.de> writes:
> > Ah, that's true. Only on x86, right? (That would be an alternative for
> > ia64, too ...)
> >
> > But in general policy should go in userspace (if possible), so I agree
> > with you that kexec-tools can handle that.
> At a quick skim the patch looks good.  I thought I had initially implemented
> the code to work this way but apparently in all of the churn that aspect of it
> got lost.
> Let's start with trying to allocate the memory as low as possible for
> a crash kernel (I think you are already doing that).

Yes, in 95 % of the cases the crashkernel still gets reserved at 16M.

Bernhard Walle, SUSE LINUX Products GmbH, Architecture Development

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