Re: [PATCH v2 2/6] tools/libs/ctrl: fix xc_core_arch_map_p2m() to support linear p2m table

[Juergen Gross <jgross@xxxxxxxx>]

On 21.04.21 12:13, Wei Liu wrote:
> On Mon, Apr 12, 2021 at 05:22:32PM +0200, Juergen Gross wrote:
> > The core of a pv linux guest produced via "xl dump-core" is not usable
> > as since kernel 4.14 only the linear p2m table is kept if Xen indicates
> > it is supporting that. Unfortunately xc_core_arch_map_p2m() is still
> > supporting the 3-level p2m tree only.
> >
> > Fix that by copying the functionality of map_p2m() from libxenguest to
> > libxenctrl.
> So there are now two copies of the same logic? Is it possible to reduce
> it to only one?
Yes. See the intro mail of the series.

I wanted to fix the issue first, before doing the major cleanup work.


Juergen

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