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authorIgor Mammedov <imammedo@redhat.com>2016-10-19 14:05:34 +0200
committerEduardo Habkost <ehabkost@redhat.com>2016-10-24 17:29:15 -0200
commit6a91cf04a1177f47a18d3c25873513a1ebfc2fcb (patch)
tree744166d8311cc23d930aa0a2752638fd6f3e0ff5 /hw/i386
parentf9dc175d84802e9a00161bc8d4356b90d6c52125 (diff)
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pc: Leave max apic_id_limit only in legacy cpu hotplug code
That's enough to make old code that depends on it to prevent QEMU starting with more than 255 CPUs. Signed-off-by: Igor Mammedov <imammedo@redhat.com> Reviewed-by: Eduardo Habkost <ehabkost@redhat.com> Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Diffstat (limited to 'hw/i386')
-rw-r--r--hw/i386/pc.c6
1 files changed, 0 insertions, 6 deletions
diff --git a/hw/i386/pc.c b/hw/i386/pc.c
index fb8f29c..b1f8638 100644
--- a/hw/i386/pc.c
+++ b/hw/i386/pc.c
@@ -1190,12 +1190,6 @@ void pc_cpus_init(PCMachineState *pcms)
* This is used for FW_CFG_MAX_CPUS. See comments on bochs_bios_init().
*/
pcms->apic_id_limit = x86_cpu_apic_id_from_index(max_cpus - 1) + 1;
- if (pcms->apic_id_limit > ACPI_CPU_HOTPLUG_ID_LIMIT) {
- error_report("max_cpus is too large. APIC ID of last CPU is %u",
- pcms->apic_id_limit - 1);
- exit(1);
- }
-
pcms->possible_cpus = g_malloc0(sizeof(CPUArchIdList) +
sizeof(CPUArchId) * max_cpus);
for (i = 0; i < max_cpus; i++) {