[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: [Xen-devel] [PATCH v1 04/12] xen/hvmlite: Bootstrap HVMlite guest



El 23/01/16 a les 17.12, Konrad Rzeszutek Wilk ha escrit:
> On January 23, 2016 11:01:06 AM EST, "H. Peter Anvin" <hpa@xxxxxxxxx> wrote:
>> On January 23, 2016 7:34:33 AM PST, Konrad Rzeszutek Wilk
>> <konrad.wilk@xxxxxxxxxx> wrote:
>>>
>>>> However, this stub belongs in Linux, not in the Xen toolstack.  That
>>>> way, when the Linux boot protocol is modified, both sides can be
>>>> updated
>>>> accordingly.
>>>
>>> I would add that this idea is borrowed from the EFI stub code that
>>> Linux has which also constructs the boot parameter structure when
>>> invoked (either from firmware or from EFI shell).
>>
>> There is a huge difference though: EFI is a widely used multivendor
>> industry standard.  You are taking about something Xen-specific, and
>> which in good Xen tradition isn't even documented, apparently (did we
>> ever get documentation for the hypervisor ABI?)
>>
>> Asking "why burden Xen with something Linux-specific" is a pretty
>> extreme case of the tail wagging the dog.
>>
>> That being said, before any code can be put anywhere, it needs to be
>> written.  We can argue where to put it later.  We went through this
>> process with the EFI stub, too: a standalone implementation (efilinux)
>> first.
> 
> http://lists.xenproject.org/archives/html/xen-devel/2015-12/msg01793.html
> 
> I believe is the latest version. Roger (CCed) has probably an updated one.

Yes, the technical side has not changed at all. I've just send an
updated version with some wording changes:

http://lists.xenproject.org/archives/html/xen-devel/2016-01/msg03029.html

Roger.


_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxx
http://lists.xen.org/xen-devel


 


Rackspace

Lists.xenproject.org is hosted with RackSpace, monitoring our
servers 24x7x365 and backed by RackSpace's Fanatical Support®.