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qmp: Add qom_path field to query-cpus command

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This will allow clients to query additional information directly using
qom-get on the CPU objects.

Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
Reviewed-by: Andreas Färber <afaerber@suse.de>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
This commit is contained in:
Eduardo Habkost 2015-05-08 16:04:22 -03:00 committed by Markus Armbruster
parent 1eeace9c23
commit 58f88d4b7e
3 changed files with 12 additions and 4 deletions
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1
cpus.c
View File

@ -1435,6 +1435,7 @@ CpuInfoList *qmp_query_cpus(Error **errp)
info->value->CPU = cpu->cpu_index;
info->value->current = (cpu == first_cpu);
info->value->halted = cpu->halted;
info->value->qom_path = object_get_canonical_path(OBJECT(cpu));
info->value->thread_id = cpu->thread_id;
#if defined(TARGET_I386)
info->value->has_pc = true;

8
qapi-schema.json
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@ -679,6 +679,8 @@
# @halted: true if the virtual CPU is in the halt state. Halt usually refers
# to a processor specific low power mode.
#
# @qom_path: path to the CPU object in the QOM tree (since 2.4)
#
# @pc: #optional If the target is i386 or x86_64, this is the 64-bit instruction
# pointer.
# If the target is Sparc, this is the PC component of the
@ -699,8 +701,10 @@
# data is sent to the client, the guest may no longer be halted.
##
{ 'struct': 'CpuInfo',
'data': {'CPU': 'int', 'current': 'bool', 'halted': 'bool', '*pc': 'int',
'*nip': 'int', '*npc': 'int', '*PC': 'int', 'thread_id': 'int'} }
'data': {'CPU': 'int', 'current': 'bool', 'halted': 'bool',
'qom_path': 'str',
'*pc': 'int', '*nip': 'int', '*npc': 'int', '*PC': 'int',
'thread_id': 'int'} }
##
# @query-cpus:

7
qmp-commands.hx
View File

@ -2569,6 +2569,7 @@ Return a json-array. Each CPU is represented by a json-object, which contains:
- "CPU": CPU index (json-int)
- "current": true if this is the current CPU, false otherwise (json-bool)
- "halted": true if the cpu is halted, false otherwise (json-bool)
- "qom_path": path to the CPU object in the QOM tree (json-str)
- Current program counter. The key's name depends on the architecture:
"pc": i386/x86_64 (json-int)
"nip": PPC (json-int)
@ -2585,14 +2586,16 @@ Example:
"CPU":0,
"current":true,
"halted":false,
"pc":3227107138
"qom_path":"/machine/unattached/device[0]",
"pc":3227107138,
"thread_id":3134
},
{
"CPU":1,
"current":false,
"halted":true,
"pc":7108165
"qom_path":"/machine/unattached/device[2]",
"pc":7108165,
"thread_id":3135
}
]