Re: [Xen-devel] [PATCH 2/2] xl: add target cpupool parameter to xl migrate

[Wei Liu <wei.liu2@xxxxxxxxxx>]

On Tue, Oct 02, 2018 at 03:43:37PM +0100, Ian Jackson wrote:
> Andrew Cooper writes ("Re: [Xen-devel] [PATCH 2/2] xl: add target cpupool 
> parameter to xl migrate"):
> > Is this the wisest way to extend the interface?  We already have -C to
> > specify new configuration, and only have 26*2 short options to use.
> 
> Very good question.
> 
> > What if the user could supply a xl.cfg snippet on the command line to be
> > merged over the existing configuration?  That would allow any parameter
> > to be changed, rather than just the cpupool.
> 
> +1

This is a good idea. It would be a worthwhile thing to do on its own.

We already have config-update, which at the moment is to replace domain
configuration wholesale. We can extend that command to merge fields
instead.

Wei.

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