Re: [Qemu-devel] [RFC PATCH 02/10] block/qapi: Add qcow2 create options to schema

[Kevin Wolf]

Am 29.01.2018 um 17:57 hat Max Reitz geschrieben:
> On 2018-01-11 20:52, Kevin Wolf wrote:
> > Signed-off-by: Kevin Wolf <address@hidden>
> > ---
> >  qapi/block-core.json | 33 ++++++++++++++++++++++++++++++++-
> >  1 file changed, 32 insertions(+), 1 deletion(-)
> > 
> > diff --git a/qapi/block-core.json b/qapi/block-core.json
> > index 1749376c61..9341f6708d 100644
> > --- a/qapi/block-core.json
> > +++ b/qapi/block-core.json
> > @@ -3320,6 +3320,37 @@
> >  { 'command': 'blockdev-del', 'data': { 'node-name': 'str' } }
> >  
> >  ##
> > +# @BlockdevQcow2CompatLevel:
> > +# @0_10:    The original QCOW2 format as introduced in qemu 0.10 (version 
> > 2)
> > +# @1_1:     The extended QCOW2 format as introduced in qemu 1.1 (version 3)
> > +#
> > +# Since: 2.10
> > +##
> > +{ 'enum': 'BlockdevQcow2CompatLevel',
> > +  'data': [ '0_10', '1_1' ] }
> 
> Just my two cents: I'd prefer 2 and 3 because I've never quite liked
> that people are supposed to remember some pretty random qemu version
> numbers anyway.

Yeah. An enum with '2' and '3' wouldn't work for Eric's desire to have
enum values starting in letters, though. I was originally planning to
replace it with an int, but then it's not introspectable.

An enum with 'v2' and 'v3' then?

Kevin

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