Re: [Minios-devel] [Notes for xen summit 2018 design session] Unikraft: Design and Use Cases

[Wei Liu <wei.liu2@xxxxxxxxxx>]

On Wed, Jul 11, 2018 at 11:46:28AM +0200, Simon Kuenzer wrote:
> Hi all,
> 
> thanks also to Dario from my side.
> See my comments inline.
> 
> On 09.07.2018 15:11, Florian Schmidt wrote:
> > This is the summary of the Unikraft design session at the Xen summit.
> > Many thanks to Dario for taking the notes! There are some open questions
> > about future steps regarding the use of unikraft to replace MiniOS for
> > XenStore and PVstub domains.
> > 
> > 
> > 
> > Goal of the session:
> > clarify Unikraft's design and collect ideas/proposals for practical
> > use-cases.
> > 
> > -Use-cases upstream xen-project cares (a lot) about [from Dario & Wei]
> >   * replacing miniOS & (in general) stubdom code/build system
> >   * example 1: Xenstore domain
> >   * example 2: QEMU (traditional & upstream) stubdomain
> > 
> > - Requirements (for 'Unikrafted' Xenstore & QEMU)
> >    * must be identified
> >    * Xenstore & QEMU traditional ==> newlib
> >    * Unikraft has already an (although not 100% complete) newlib ==> must
> >      check if it's enough
> >    * QEMU upstream requires glibc ==> more difficult
> 
> The NEC team discussed about adding musl support to Unikraft recently. We
> think it might be easier to achieve than glibc. Does anyone know if this
> would enable QEMU upstream support as well?
> 

QEMU does seem to build with musl. I extrapolate this from the fact the
Alpine Linux (which uses musl) has a QEMU package.

https://pkgs.alpinelinux.org/package/edge/main/x86_64/qemu

Wei.

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