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[Xen-devel] Re: [Qemu-devel] [PATCH 1/2] xenner: add event channel implementation.

Anthony Liguori wrote:
> Gerd Hoffmann wrote:
>> The patch also adds a XenEvtOps struct with function pointers for the
>> xc_evtchn_* family, which is used to switch between libxenctrl and the
>> qemu implementation at runtime.  By default libxenctrl is used.
> I suppose the QEMU implementation is to eventually eliminate the need
> for libxc?

Yes, for xen emulation (aka xenner).
When running on Xen libxc is still needed of course.

> Do you also plan on doing a XenStore implementation within QEMU?


>> @@ -521,6 +521,7 @@ endif
>>  # xen backend driver support
>>  XEN_OBJS := xen_machine_pv.o xen_backend.o xen_devconfig.o
>> xen_domainbuild.o
>>  XEN_OBJS += xen_console.o xen_framebuffer.o xen_disk.o xen_nic.o
>> +XEN_OBJS += xenner_libxc_evtchn.o
> Historically, we didn't have directories in QEMU because we used CVS and
> directories are a nightmare.  With the shear number of files being added
> for Xen, it probably makes sense to stick them all in a directory.

Hmm, the xen guys vetoed file renames, so I don't feel like sticking
stuff used by xen somewhere else.  For the emulation bits aka
xenner*.[ch] it should be no problem though.  New xenner/ toplevel

> Minor nit, make sure to have copyrights in all of your files.
> [ ... more review comments ... ]

Thanks, I'll fix it up.


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