[libvirt PATCH 4/5] qemu: probe for "-cpu max" support
This is a special CPU model similar to "-cpu host", so won't use our
normal CPU model detection logic.
Signed-off-by: Daniel P. Berrangé <berrange(a)redhat.com>
---
src/qemu/qemu_capabilities.c | 11 +++++++++++
src/qemu/qemu_capabilities.h | 1 +
2 files changed, 12 insertions(+)
diff --git a/src/qemu/qemu_capabilities.c b/src/qemu/qemu_capabilities.c
index d0378f94bc..ecfb313d0a 100644
--- a/src/qemu/qemu_capabilities.c
+++ b/src/qemu/qemu_capabilities.c
@@ -614,6 +614,7 @@ VIR_ENUM_IMPL(virQEMUCaps,
/* 390 */
"vhost-user-blk",
+ "cpu-max",
);
@@ -2984,12 +2985,22 @@ virQEMUCapsProbeQMPCPUDefinitions(virQEMUCapsPtr qemuCaps,
virQEMUCapsAccelPtr accel,
qemuMonitorPtr mon)
{
+ qemuMonitorCPUDefsPtr defs = accel->cpuModels;
+ size_t i;
+
if (!virQEMUCapsGet(qemuCaps, QEMU_CAPS_QUERY_CPU_DEFINITIONS))
return 0;
if (virQEMUCapsFetchCPUDefinitions(mon, qemuCaps->arch, &accel->cpuModels)
< 0)
return -1;
+ for (i = 0; i < defs->ncpus; i++) {
+ if (STREQ_NULLABLE(defs->cpus[i].name, "max")) {
+ virQEMUCapsSet(qemuCaps, QEMU_CAPS_CPU_MAX);
+ break;
+ }
+ }
+
return 0;
}
diff --git a/src/qemu/qemu_capabilities.h b/src/qemu/qemu_capabilities.h
index 8cb5673042..79d443adfb 100644
--- a/src/qemu/qemu_capabilities.h
+++ b/src/qemu/qemu_capabilities.h
@@ -594,6 +594,7 @@ typedef enum { /* virQEMUCapsFlags grouping marker for syntax-check
*/
/* 390 */
QEMU_CAPS_DEVICE_VHOST_USER_BLK, /* -device vhost-user-blk */
+ QEMU_CAPS_CPU_MAX, /* -cpu max */
QEMU_CAPS_LAST /* this must always be the last item */
} virQEMUCapsFlags;
--
2.29.2