diff --git a/qapi-schema.json b/qapi-schema.json index 65be8f4f37..7797400666 100644 --- a/qapi-schema.json +++ b/qapi-schema.json @@ -1389,6 +1389,19 @@ ## { 'command': 'cpu', 'data': {'index': 'int'} } +## +# @cpu-add +# +# Adds CPU with specified ID +# +# @id: ID of CPU to be created, valid values [0..max_cpus) +# +# Returns: Nothing on success +# +# Since 1.5 +## +{ 'command': 'cpu-add', 'data': {'id': 'int'} } + ## # @memsave: # diff --git a/qmp-commands.hx b/qmp-commands.hx index 0e891323c7..ed99eb80e0 100644 --- a/qmp-commands.hx +++ b/qmp-commands.hx @@ -382,6 +382,29 @@ Example: Note: CPUs' indexes are obtained with the 'query-cpus' command. +EQMP + + { + .name = "cpu-add", + .args_type = "id:i", + .mhandler.cmd_new = qmp_marshal_input_cpu_add, + }, + +SQMP +cpu-add +------- + +Adds virtual cpu + +Arguments: + +- "id": cpu id (json-int) + +Example: + +-> { "execute": "cpu-add", "arguments": { "id": 2 } } +<- { "return": {} } + EQMP { diff --git a/qmp.c b/qmp.c index 4676993805..4c149b33a4 100644 --- a/qmp.c +++ b/qmp.c @@ -24,6 +24,7 @@ #include "hw/qdev.h" #include "sysemu/blockdev.h" #include "qom/qom-qobject.h" +#include "hw/boards.h" NameInfo *qmp_query_name(Error **errp) { @@ -108,6 +109,15 @@ void qmp_cpu(int64_t index, Error **errp) /* Just do nothing */ } +void qmp_cpu_add(int64_t id, Error **errp) +{ + if (current_machine->hot_add_cpu) { + current_machine->hot_add_cpu(id, errp); + } else { + error_setg(errp, "Not supported"); + } +} + #ifndef CONFIG_VNC /* If VNC support is enabled, the "true" query-vnc command is defined in the VNC subsystem */