Re: [Xen-devel] 4.2 TODO List

[Roger Pau Monnà <roger.pau@xxxxxxxxxxxxx>]

2012/2/28 Ian Campbell <Ian.Campbell@xxxxxxxxxx>:
> Day late due to doc day yesterday. FYI I'll be at the hackathon next
> week so I expect I'll be skipping that update.
>
> As usual please ping me with any updates/corrections.
>
> hypervisor, blockers:
> Â Â Â* domctls / sysctls set up to modify scheduler parameters, like
> Â Â Â Âthe credit1 timeslice and schedule rate. (George Dunlap, patches
> Â Â Â Âposted)
>
> tools, blockers:
>
> Â Â Â* libxl stable API -- we would like 4.2 to define a stable API
> Â Â Â Âwhich downstream's can start to rely on not changing. Aspects of
> Â Â Â Âthis are:
> Â Â Â Â Â Â Â* add libxl_defbool and generally try and arrange that
> Â Â Â Â Â Â Â Âmemset(foo,0,...) requests the defaults (Ian Campbell,
> Â Â Â Â Â Â Â Âpatches reposted)
> Â Â Â Â Â Â Â* Safe fork vs. fd handling hooks. This is an API
> Â Â Â Â Â Â Â Âaddition, so maybe not required fro stable API, bit need
> Â Â Â Â Â Â Â Âto have for 4.2? (Ian J, patches posted)
> Â Â Â Â Â Â Â* xl feature parity with xend wrt driver domain support
> Â Â Â Â Â Â Â Â(George Dunlap)
> Â Â Â Â Â Â Â* More formally deprecate xm/xend. Manpage patches already
> Â Â Â Â Â Â Â Âin tree. Needs release noting and communication around
> Â Â Â Â Â Â Â Â-rc1 to remind people to test xl.
> Â Â Â* Correct paging/sharing tools buffer mlocking (Tim, Andres,
> Â Â Â Âpatches posted)
>   Â* Autoconf (Roger Pau Monnà & Ian J, DONE)
> Â Â Â* xl support for "rtc_timeoffset" and "localtime" (Nobody AFAICT)
       * yajl 2.0 support is still not finished I think, Olaf patches
have not yet been committed to the repository, this should be a
blocker.
>
> hypervisor, nice to have:
> Â Â Â*
> Â Â Â* solid implementation of sharing/paging/mem-events (using work
> Â Â Â Âqueues) (Tim Deegan, Olaf Herring et al)
> Â Â Â* A long standing issue is a fully synchronized p2m (locking
> Â Â Â Âlookups) (Andres Lagar-Cavilla, DONE)
>
> tools, nice to have:
>
> Â Â Â* Hotplug script stuff -- internal to libxl (I think, therefore I
> Â Â Â Âdidn't put this under stable API above) but still good to have
> Â Â Â Âfor 4.2? (Roger Pau MonnÃ, patches posted)
> Â Â Â* Block script support -- follows on from hotplug script (Roger
> Â Â Â ÂPau MonnÃ)
> Â Â Â* Configure/control paging via xl/libxl (Olaf Herring)
> Â Â Â* Upstream qemu feature patches:
> Â Â Â Â Â Â Â* Upstream qemu PCI passthrough support (Anthony Perard,
> Â Â Â Â Â Â Â Âpatches sent)
> Â Â Â Â Â Â Â* Upstream qemu save restore (Anthony Perard, Stefano
> Â Â Â Â Â Â Â ÂStabellini, patches sent, waiting for upstream ack)
> Â Â Â* Nested-virtualisation (currently should be marked experimental,
> Â Â Â Âlikely to release that way? Consider nested-svm separate to
> Â Â Â Ânested-vmx. Nested-svm is in better shape)
> Â Â Â* Initial xl support for Remus (memory checkpoint, blackholing)
> Â Â Â Â(Shriram, patches posted, blocked behind qemu save restore
> Â Â Â Âpatches)
> Â Â Â* xl support for autospawning vncviewer (vncviewer=1 or otherwise)
> Â Â Â Â(Nobody AFAICT)
>
>
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