diff mbox series

[RFC,05/26] hw/i386: Mark auxiliary vcpus in possible_cpus

Message ID 20210302204822.81901-6-dovmurik@linux.vnet.ibm.com (mailing list archive)
State New, archived
Headers show
Series Confidential guest live migration | expand

Commit Message

Dov Murik March 2, 2021, 8:48 p.m. UTC 
Mark the last aux_cpus vcpus in the machine state's possible_cpus as
auxiliary.

Signed-off-by: Dov Murik <dovmurik@linux.vnet.ibm.com>
---
 hw/i386/x86.c | 2 ++
 1 file changed, 2 insertions(+)
diff mbox series

Patch

diff --git a/hw/i386/x86.c b/hw/i386/x86.c
index 6329f90ef9..be23fad650 100644
--- a/hw/i386/x86.c
+++ b/hw/i386/x86.c
@@ -448,6 +448,7 @@  const CPUArchIdList *x86_possible_cpu_arch_ids(MachineState *ms)
 {
     X86MachineState *x86ms = X86_MACHINE(ms);
     unsigned int max_cpus = ms->smp.max_cpus;
+    unsigned int aux_cpus_start_at = max_cpus - ms->smp.aux_cpus;
     X86CPUTopoInfo topo_info;
     int i;
 
@@ -475,6 +476,7 @@  const CPUArchIdList *x86_possible_cpu_arch_ids(MachineState *ms)
             x86_cpu_apic_id_from_index(x86ms, i);
         x86_topo_ids_from_apicid(ms->possible_cpus->cpus[i].arch_id,
                                  &topo_info, &topo_ids);
+        ms->possible_cpus->cpus[i].aux = i >= aux_cpus_start_at;
         ms->possible_cpus->cpus[i].props.has_socket_id = true;
         ms->possible_cpus->cpus[i].props.socket_id = topo_ids.pkg_id;
         if (x86ms->smp_dies > 1) {