Re: [Qemu-devel] [PATCH 4/4] qapi: Rename ChardevBackend member "memory" to "ringbuf"

[Eric Blake]

On 06/27/2013 08:22 AM, Markus Armbruster wrote:
> Commit 1da48c6 called the new member "memory" after commit 3949e59
> standardized "ringbuf".  Rename for consistency.
> 
> However, member name "memory" is visible in QMP since 1.5.  It's
> undocumented just like the driver name.  Keep it working anyway.
> 
> Cc: address@hidden
> Signed-off-by: Markus Armbruster <address@hidden>
> ---
>  qapi-schema.json |  6 ++++--
>  qemu-char.c      | 11 ++++++-----
>  2 files changed, 10 insertions(+), 7 deletions(-)
> 
> diff --git a/qapi-schema.json b/qapi-schema.json
> index 6445da6..b3df8a5 100644
> --- a/qapi-schema.json
> +++ b/qapi-schema.json
> @@ -3277,9 +3277,9 @@
>  ##
>  # @ChardevRingbuf:
>  #
> -# Configuration info for memory chardevs
> +# Configuration info for ring buffer chardevs.
>  #
> -# @size: #optional Ringbuffer size, must be power of two, default is 65536
> +# @size: #optional ring buffer size, must be power of two, default is 65536
>  #
>  # Since: 1.5
>  ##
> @@ -3310,6 +3310,8 @@
>                                         'spicevmc' : 'ChardevSpiceChannel',
>                                         'spiceport' : 'ChardevSpicePort',
>                                         'vc'     : 'ChardevVC',
> +                                       'ringbuf': 'ChardevRingbuf',
> +                                       # next one is just for compatibility
>                                         'memory' : 'ChardevRingbuf' } }

Does JSON allow comments in the middle of content?  Is this going to
screw up Amos' work on introspection?  You may need to instead have a
comment before the open '{' stating that 'memory' is an alias within the
union for back-compat reasons.

-- 
Eric Blake   eblake redhat com    +1-919-301-3266
Libvirt virtualization library http://libvirt.org

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