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[PATCH v3 13/22] x86: coldplug cpus
From: |
Gerd Hoffmann |
Subject: |
[PATCH v3 13/22] x86: coldplug cpus |
Date: |
Wed, 20 May 2020 15:19:54 +0200 |
microvm needs this, for correct madt creation
(make sure enable bit is set).
Signed-off-by: Gerd Hoffmann <address@hidden>
---
hw/i386/x86.c | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/hw/i386/x86.c b/hw/i386/x86.c
index 7a3bc7ab6639..ac7a0a958781 100644
--- a/hw/i386/x86.c
+++ b/hw/i386/x86.c
@@ -118,6 +118,7 @@ uint32_t x86_cpu_apic_id_from_index(X86MachineState *x86ms,
void x86_cpu_new(X86MachineState *x86ms, int64_t apic_id, Error **errp)
{
+ MachineClass *mc = MACHINE_GET_CLASS(x86ms);
Object *cpu = NULL;
Error *local_err = NULL;
@@ -126,6 +127,16 @@ void x86_cpu_new(X86MachineState *x86ms, int64_t apic_id,
Error **errp)
object_property_set_uint(cpu, apic_id, "apic-id", &local_err);
object_property_set_bool(cpu, true, "realized", &local_err);
+ if (!mc->has_hotpluggable_cpus) {
+ /* coldplug cpu */
+ MachineState *ms = MACHINE(x86ms);
+ int i = 0;
+ while (ms->possible_cpus->cpus[i].arch_id != apic_id) {
+ i++;
+ }
+ ms->possible_cpus->cpus[i].cpu = cpu;
+ }
+
object_unref(cpu);
error_propagate(errp, local_err);
}
--
2.18.4
- Re: [PATCH v3 14/22] microvm: use 2G split unconditionally, (continued)
- [PATCH v3 21/22] [RfC] acpi: add per machine type acpi default, Gerd Hoffmann, 2020/05/20
- [PATCH v3 20/22] microvm/acpi: disable virtio-mmio cmdline hack, Gerd Hoffmann, 2020/05/20
- [PATCH v3 22/22] [RfC] acpi: flip default to off for microvm, Gerd Hoffmann, 2020/05/20
- [PATCH v3 09/22] acpi: ged: rename event memory region, Gerd Hoffmann, 2020/05/20
- [PATCH v3 16/22] microvm/acpi: add minimal acpi support, Gerd Hoffmann, 2020/05/20
- [PATCH v3 13/22] x86: coldplug cpus,
Gerd Hoffmann <=
- [PATCH v3 11/22] acpi: ged: add x86 device variant., Gerd Hoffmann, 2020/05/20
- [PATCH v3 04/22] [testing] seabios: update binaries to master snapshot, Gerd Hoffmann, 2020/05/20
- Re: [PATCH v3 00/22] microvm: add acpi support, no-reply, 2020/05/20
- Re: [PATCH v3 00/22] microvm: add acpi support, no-reply, 2020/05/20
- Re: [PATCH v3 00/22] microvm: add acpi support, no-reply, 2020/05/20
- Re: [PATCH v3 00/22] microvm: add acpi support, no-reply, 2020/05/20