mirror of https://github.com/xemu-project/xemu.git
QMP: Add cpu-add command
Adds "cpu-add id=xxx" QMP command. cpu-add's "id" argument is a CPU number in a range [0..max-cpus) Example QMP command: -> { "execute": "cpu-add", "arguments": { "id": 2 } } <- { "return": {} } Signed-off-by: Igor Mammedov <imammedo@redhat.com> Acked-by: Luiz Capitulino <lcapitulino@redhat.com> Reviewed-by: Eric Blake <eblake@redhat.com> Reviewed-by: Eduardo Habkost <ehabkost@redhat.com> Signed-off-by: Andreas Färber <afaerber@suse.de>
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@ -1389,6 +1389,19 @@
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##
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##
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{ 'command': 'cpu', 'data': {'index': 'int'} }
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{ 'command': 'cpu', 'data': {'index': 'int'} }
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##
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# @cpu-add
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#
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# Adds CPU with specified ID
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#
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# @id: ID of CPU to be created, valid values [0..max_cpus)
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#
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# Returns: Nothing on success
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#
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# Since 1.5
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##
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{ 'command': 'cpu-add', 'data': {'id': 'int'} }
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##
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##
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# @memsave:
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# @memsave:
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#
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#
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@ -382,6 +382,29 @@ Example:
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Note: CPUs' indexes are obtained with the 'query-cpus' command.
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Note: CPUs' indexes are obtained with the 'query-cpus' command.
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EQMP
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{
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.name = "cpu-add",
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.args_type = "id:i",
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.mhandler.cmd_new = qmp_marshal_input_cpu_add,
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},
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SQMP
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cpu-add
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-------
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Adds virtual cpu
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Arguments:
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- "id": cpu id (json-int)
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Example:
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-> { "execute": "cpu-add", "arguments": { "id": 2 } }
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<- { "return": {} }
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EQMP
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EQMP
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{
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{
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10
qmp.c
10
qmp.c
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@ -24,6 +24,7 @@
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#include "hw/qdev.h"
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#include "hw/qdev.h"
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#include "sysemu/blockdev.h"
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#include "sysemu/blockdev.h"
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#include "qom/qom-qobject.h"
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#include "qom/qom-qobject.h"
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#include "hw/boards.h"
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NameInfo *qmp_query_name(Error **errp)
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NameInfo *qmp_query_name(Error **errp)
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{
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{
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@ -108,6 +109,15 @@ void qmp_cpu(int64_t index, Error **errp)
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/* Just do nothing */
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/* Just do nothing */
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}
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}
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void qmp_cpu_add(int64_t id, Error **errp)
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{
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if (current_machine->hot_add_cpu) {
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current_machine->hot_add_cpu(id, errp);
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} else {
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error_setg(errp, "Not supported");
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}
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}
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#ifndef CONFIG_VNC
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#ifndef CONFIG_VNC
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/* If VNC support is enabled, the "true" query-vnc command is
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/* If VNC support is enabled, the "true" query-vnc command is
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defined in the VNC subsystem */
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defined in the VNC subsystem */
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