On Fri, Feb 07, 2025 at 02:34:34PM +0000, Martin Harvey wrote:
> Probably a FAQ.
> 
> I have implemented a prototype:
> 
>   *
> QEMU event for an in-guest issue (tools installation / crash etc), via fwcfg 
> / vmcore (similar). (QEMU_PROCESS_EVENT_DBGTOOLS_CHANGED).
>   *
> Qemu Process / QemuMonitor handling for same event.
>   *
> Mapped this through to VIR_DOMAIN_EVENT_ID_DBG_TOOLS,
>   *
> Corresponding changes to top level event handling.
> 
> We would find this *very useful* in cases where vm migration,
> debugging and the like require co-operation with guest user-mode.
> 
> Are you folks happy to countenance some simple, but top-level,
> event handling changes triggered by guest software, or is this
> considered a no no? Should I be burying the details somewhere
> in EVENT_TUNABLE instead?

This is all very abstract, making it hard to give a useful answer.

> Patchsets also available ...

IMHO it would be better to make a concrete proposal to QEMU so we
can understand the whole problem space better.

With regards,
Daniel
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