From: Paolo Bonzini <pbonzini@redhat.com>
To: Luiz Capitulino <lcapitulino@redhat.com>
Cc: Kevin Wolf <kwolf@redhat.com>,
Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>,
Jeff Cody <jcody@redhat.com>, qemu-devel <qemu-devel@nongnu.org>,
Federico Simoncelli <fsimonce@redhat.com>,
Eric Blake <eblake@redhat.com>
Subject: Re: [Qemu-devel] [PATCH 3/6] rename blockdev-group-snapshot-sync
Date: Wed, 29 Feb 2012 16:23:20 +0100 [thread overview]
Message-ID: <4F4E42E8.8060003@redhat.com> (raw)
In-Reply-To: <20120229120842.6866b559@doriath.home>
Il 29/02/2012 16:08, Luiz Capitulino ha scritto:
>> >
>> > but it can just be omitted, I wasn't sure of how QAPI handled optionals.
> Do you now?
Perhaps not. :)
> All optionals will be accompanied of a 'bool has_OPTIONAL_NAME', this bool
> will be true if the optional has been passed by the caller/client or false
> otherwise (in which case you shouldn't trust it).
My understanding was that in this case I can trust the value to be
all-zeros (zero, false, 0.0, NULL), at least in the context of QAPI.
The QmpInputVisitor uses g_malloc0.
Paolo
next prev parent reply other threads:[~2012-02-29 15:23 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-02-29 13:37 [Qemu-devel] [PATCH 0/6] Mirrored writes using blockdev-transaction Paolo Bonzini
2012-02-29 13:37 ` [Qemu-devel] [PATCH 1/6] fix format name for backing file Paolo Bonzini
2012-02-29 13:37 ` [Qemu-devel] [PATCH 2/6] qapi: complete implementation of unions Paolo Bonzini
2012-02-29 13:37 ` [Qemu-devel] [PATCH 3/6] rename blockdev-group-snapshot-sync Paolo Bonzini
2012-02-29 14:25 ` Paolo Bonzini
2012-02-29 15:08 ` Luiz Capitulino
2012-02-29 15:23 ` Paolo Bonzini [this message]
2012-03-01 13:30 ` Luiz Capitulino
2012-03-01 13:33 ` Paolo Bonzini
2012-02-29 18:41 ` Eric Blake
2012-03-01 10:18 ` Paolo Bonzini
2012-02-29 13:37 ` [Qemu-devel] [PATCH 4/6] add reuse field Paolo Bonzini
2012-02-29 18:50 ` Eric Blake
2012-03-01 10:22 ` Kevin Wolf
2012-02-29 13:37 ` [Qemu-devel] [PATCH 5/6] Add blkmirror block driver Paolo Bonzini
2012-02-29 14:37 ` Stefan Hajnoczi
2012-02-29 14:56 ` Paolo Bonzini
2012-02-29 19:36 ` Eric Blake
2012-02-29 13:37 ` [Qemu-devel] [PATCH 6/6] add mirroring to blockdev-transaction Paolo Bonzini
2012-02-29 19:47 ` Eric Blake
2012-03-01 6:46 ` Paolo Bonzini
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