Re: [PATCH v3 00/13] RFC: [for 5.0]: HMP monitor handlers cleanups

[John Snow]

On 1/27/20 5:36 AM, Maxim Levitsky wrote:
> This patch series is bunch of cleanups
> to the hmp monitor code.
> 
> This series only touched blockdev related hmp handlers.
> 
> No functional changes expected other that
> light error message changes by the last patch.
> 
> This was inspired by this bugzilla:
> https://bugzilla.redhat.com/show_bug.cgi?id=1719169
> 
> Basically some users still parse hmp error messages,
> and they would like to have them prefixed with 'Error:'
> 

HMP isn't meant to be parsed. It's explicitly *not* API or ABI. I do
like consistency in my UIs (it's useful for human eyes, too), but I'd
like to know more about the request.

Is this request coming from libvirt? Can we wean them off of this
interface? What do they need as a replacement?

(Is blockdev not enough?)

--js