From: Michael Mueller <mimu@linux.vnet.ibm.com> To: Eduardo Habkost <ehabkost@redhat.com> Cc: linux-s390@vger.kernel.org, kvm@vger.kernel.org, Gleb Natapov <gleb@kernel.org>, linux-kernel@vger.kernel.org, Alexander Graf <agraf@suse.de>, qemu-devel@nongnu.org, Christian Borntraeger <borntraeger@de.ibm.com>, Daniel Hansel <daniel.hansel@linux.vnet.ibm.com>, "Jason J. Herne" <jjherne@linux.vnet.ibm.com>, Cornelia Huck <cornelia.huck@de.ibm.com>, Paolo Bonzini <pbonzini@redhat.com>, Andreas Faerber <afaerber@suse.de>, Richard Henderson <rth@twiddle.net> Subject: Re: [Qemu-devel] [PATCH v4 12/15] Add optional parameters to QMP command query-cpu-definitions Date: Tue, 31 Mar 2015 22:22:22 +0200 [thread overview] Message-ID: <20150331222222.5c1f1780@bee> (raw) In-Reply-To: <20150331194656.GK7031@thinpad.lan.raisama.net> On Tue, 31 Mar 2015 16:46:56 -0300 Eduardo Habkost <ehabkost@redhat.com> wrote: > On Mon, Mar 30, 2015 at 04:28:25PM +0200, Michael Mueller wrote: > [...] > > ## > > # @query-cpu-definitions: > > # > > # Return a list of supported virtual CPU definitions > > # > > +# @machine: #optional machine type (since 2.4) > > +# > > +# @accel: #optional accelerator id (since 2.4) > > +# > > # Returns: a list of CpuDefInfo > > # > > # Since: 1.2.0 > > ## > > -{ 'command': 'query-cpu-definitions', 'returns': ['CpuDefinitionInfo'] } > > +{ 'command': 'query-cpu-definitions', > > + 'data': { '*machine': 'str', '*accel': 'AccelId' }, > > + 'returns': ['CpuDefinitionInfo'] } > > What happens if the new parameters are provided to an old QEMU version > that doesn't accept them? It looks like we need an introspection > mechanism or a new command name. Yep, as Eric mentions: [mimu@p57lp59 (master) qemu]$ sudo virsh qemu-monitor-command zhyp027 '{ "execute": "query-cpu-definitions", "arguments": { "accel": "kvm", "machine": "s390-ccw-virtio" } }' {"id":"libvirt-13","error":{"class":"GenericError","desc":"Invalid parameter 'accel'"}} >
WARNING: multiple messages have this Message-ID (diff)
From: Michael Mueller <mimu@linux.vnet.ibm.com> To: Eduardo Habkost <ehabkost@redhat.com> Cc: linux-s390@vger.kernel.org, Cornelia Huck <cornelia.huck@de.ibm.com>, kvm@vger.kernel.org, Gleb Natapov <gleb@kernel.org>, qemu-devel@nongnu.org, linux-kernel@vger.kernel.org, Christian Borntraeger <borntraeger@de.ibm.com>, Alexander Graf <agraf@suse.de>, "Jason J. Herne" <jjherne@linux.vnet.ibm.com>, Daniel Hansel <daniel.hansel@linux.vnet.ibm.com>, Paolo Bonzini <pbonzini@redhat.com>, Andreas Faerber <afaerber@suse.de>, Richard Henderson <rth@twiddle.net> Subject: Re: [Qemu-devel] [PATCH v4 12/15] Add optional parameters to QMP command query-cpu-definitions Date: Tue, 31 Mar 2015 22:22:22 +0200 [thread overview] Message-ID: <20150331222222.5c1f1780@bee> (raw) In-Reply-To: <20150331194656.GK7031@thinpad.lan.raisama.net> On Tue, 31 Mar 2015 16:46:56 -0300 Eduardo Habkost <ehabkost@redhat.com> wrote: > On Mon, Mar 30, 2015 at 04:28:25PM +0200, Michael Mueller wrote: > [...] > > ## > > # @query-cpu-definitions: > > # > > # Return a list of supported virtual CPU definitions > > # > > +# @machine: #optional machine type (since 2.4) > > +# > > +# @accel: #optional accelerator id (since 2.4) > > +# > > # Returns: a list of CpuDefInfo > > # > > # Since: 1.2.0 > > ## > > -{ 'command': 'query-cpu-definitions', 'returns': ['CpuDefinitionInfo'] } > > +{ 'command': 'query-cpu-definitions', > > + 'data': { '*machine': 'str', '*accel': 'AccelId' }, > > + 'returns': ['CpuDefinitionInfo'] } > > What happens if the new parameters are provided to an old QEMU version > that doesn't accept them? It looks like we need an introspection > mechanism or a new command name. Yep, as Eric mentions: [mimu@p57lp59 (master) qemu]$ sudo virsh qemu-monitor-command zhyp027 '{ "execute": "query-cpu-definitions", "arguments": { "accel": "kvm", "machine": "s390-ccw-virtio" } }' {"id":"libvirt-13","error":{"class":"GenericError","desc":"Invalid parameter 'accel'"}} >
next prev parent reply other threads:[~2015-03-31 20:22 UTC|newest] Thread overview: 109+ messages / expand[flat|nested] mbox.gz Atom feed top 2015-03-30 14:28 [PATCH v4 00/15] s390x cpu model implementation Michael Mueller 2015-03-30 14:28 ` [Qemu-devel] " Michael Mueller 2015-03-30 14:28 ` [PATCH v4 01/15] Introduce stub routine cpu_desc_avail Michael Mueller 2015-03-30 14:28 ` [Qemu-devel] " Michael Mueller 2015-03-30 14:28 ` [PATCH v4 02/15] target-s390x: Introduce cpu facilities Michael Mueller 2015-03-30 14:28 ` [Qemu-devel] " Michael Mueller 2015-03-30 14:28 ` Michael Mueller 2015-03-30 14:28 ` [PATCH v4 03/15] target-s390x: Generate facility defines per cpu model Michael Mueller 2015-03-30 14:28 ` [Qemu-devel] " Michael Mueller 2015-03-30 14:28 ` [PATCH v4 04/15] target-s390x: Introduce cpu models Michael Mueller 2015-03-30 14:28 ` [Qemu-devel] " Michael Mueller 2015-03-30 14:28 ` Michael Mueller 2015-03-30 14:28 ` [PATCH v4 05/15] target-s390x: Define cpu model specific facility lists Michael Mueller 2015-03-30 14:28 ` [Qemu-devel] " Michael Mueller 2015-03-30 14:28 ` Michael Mueller 2015-03-30 14:28 ` [PATCH v4 06/15] target-s390x: Add cpu model alias definition routines Michael Mueller 2015-03-30 14:28 ` [Qemu-devel] " Michael Mueller 2015-03-30 14:28 ` [PATCH v4 07/15] target-s390x: Update linux-headers/asm-s390/kvm.h Michael Mueller 2015-03-30 14:28 ` [Qemu-devel] " Michael Mueller 2015-03-30 14:28 ` Michael Mueller 2015-03-30 19:36 ` Christian Borntraeger 2015-03-30 19:36 ` [Qemu-devel] " Christian Borntraeger 2015-03-30 19:36 ` Christian Borntraeger 2015-03-31 7:25 ` Michael Mueller 2015-03-31 7:25 ` [Qemu-devel] " Michael Mueller 2015-03-30 14:28 ` [PATCH v4 08/15] target-s390x: Add KVM VM attribute interface for cpu models Michael Mueller 2015-03-30 14:28 ` [Qemu-devel] " Michael Mueller 2015-03-30 14:28 ` Michael Mueller 2015-03-30 14:28 ` [PATCH v4 09/15] target-s390x: Add cpu class initialization routines Michael Mueller 2015-03-30 14:28 ` [Qemu-devel] " Michael Mueller 2015-03-30 14:28 ` Michael Mueller 2015-03-30 14:28 ` [PATCH v4 10/15] target-s390x: Prepare accelerator during cpu object realization Michael Mueller 2015-03-30 14:28 ` [Qemu-devel] " Michael Mueller 2015-03-30 19:33 ` Eduardo Habkost 2015-03-30 19:33 ` [Qemu-devel] " Eduardo Habkost 2015-03-31 10:26 ` Michael Mueller 2015-03-31 10:26 ` Michael Mueller 2015-03-30 14:28 ` [PATCH v4 11/15] target-s390x: New QMP command query-cpu-model Michael Mueller 2015-03-30 14:28 ` [Qemu-devel] " Michael Mueller 2015-03-30 19:50 ` Eduardo Habkost 2015-03-30 19:50 ` [Qemu-devel] " Eduardo Habkost 2015-03-31 9:10 ` Michael Mueller 2015-03-31 9:10 ` Michael Mueller 2015-03-30 20:17 ` Eduardo Habkost 2015-03-30 20:17 ` [Qemu-devel] " Eduardo Habkost 2015-03-30 20:17 ` Eduardo Habkost 2015-03-30 20:20 ` [Qemu-devel] " Eric Blake 2015-03-30 20:20 ` Eric Blake 2015-03-30 20:20 ` Eric Blake 2015-03-31 13:16 ` [Qemu-devel] " Eduardo Habkost 2015-03-31 13:16 ` Eduardo Habkost 2015-03-31 11:21 ` Michael Mueller 2015-03-31 11:21 ` Michael Mueller 2015-03-31 18:28 ` Eduardo Habkost 2015-03-31 18:28 ` Eduardo Habkost 2015-03-30 20:19 ` Eric Blake 2015-03-30 20:19 ` Eric Blake 2015-03-31 7:56 ` Michael Mueller 2015-03-31 7:56 ` Michael Mueller 2015-03-31 7:56 ` Michael Mueller 2015-03-31 18:35 ` Eduardo Habkost 2015-03-31 18:35 ` [Qemu-devel] " Eduardo Habkost 2015-03-31 20:09 ` Michael Mueller 2015-03-31 20:09 ` [Qemu-devel] " Michael Mueller 2015-03-31 20:09 ` Michael Mueller 2015-04-01 13:01 ` Eduardo Habkost 2015-04-01 13:01 ` [Qemu-devel] " Eduardo Habkost 2015-04-01 16:31 ` Michael Mueller 2015-04-01 16:31 ` Michael Mueller 2015-04-01 16:59 ` Eduardo Habkost 2015-04-01 16:59 ` Eduardo Habkost 2015-04-01 16:59 ` Eduardo Habkost 2015-04-01 19:05 ` [Qemu-devel] " Michael Mueller 2015-04-01 19:05 ` Michael Mueller 2015-04-01 19:05 ` Michael Mueller 2015-04-01 19:10 ` [Qemu-devel] " Michael Mueller 2015-04-01 19:10 ` Michael Mueller 2015-04-01 23:05 ` Eduardo Habkost 2015-04-01 23:05 ` Eduardo Habkost 2015-04-01 23:05 ` Eduardo Habkost 2015-04-02 7:09 ` [Qemu-devel] " Michael Mueller 2015-04-02 7:09 ` Michael Mueller 2015-04-02 7:09 ` Michael Mueller 2015-04-02 15:15 ` [Qemu-devel] " Eduardo Habkost 2015-04-02 15:15 ` Eduardo Habkost 2015-03-30 14:28 ` [PATCH v4 12/15] Add optional parameters to QMP command query-cpu-definitions Michael Mueller 2015-03-30 14:28 ` [Qemu-devel] " Michael Mueller 2015-03-30 20:28 ` Eric Blake 2015-03-30 20:28 ` Eric Blake 2015-03-31 7:42 ` Michael Mueller 2015-03-31 7:42 ` Michael Mueller 2015-03-31 7:42 ` Michael Mueller 2015-03-31 19:46 ` Eduardo Habkost 2015-03-31 19:46 ` [Qemu-devel] " Eduardo Habkost 2015-03-31 19:46 ` Eduardo Habkost 2015-03-31 19:50 ` Eric Blake 2015-03-31 19:50 ` [Qemu-devel] " Eric Blake 2015-03-31 19:50 ` Eric Blake 2015-03-31 20:22 ` Michael Mueller [this message] 2015-03-31 20:22 ` [Qemu-devel] " Michael Mueller 2015-03-30 14:28 ` [PATCH v4 13/15] target-s390x: Extend " Michael Mueller 2015-03-30 14:28 ` [Qemu-devel] " Michael Mueller 2015-03-30 19:54 ` Eduardo Habkost 2015-03-30 19:54 ` [Qemu-devel] " Eduardo Habkost 2015-03-30 14:28 ` [PATCH v4 14/15] target-s390x: Introduce facility test routine Michael Mueller 2015-03-30 14:28 ` [Qemu-devel] " Michael Mueller 2015-03-30 14:28 ` Michael Mueller 2015-03-30 14:28 ` [PATCH v4 15/15] target-s390x: Enable cpu model usage Michael Mueller 2015-03-30 14:28 ` [Qemu-devel] " Michael Mueller
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