When running guest kernel 6.9 and later and above and the number of vCPUs
is greater than 1, dmesg reports:
[ 0.009932] CPU topo: CPU limit of 1 reached. Ignoring further CPUs
Only one CPU is available at this point, solve this problem by enabling io apic.
Signed-off-by: Dongli Si <sidongli1997@xxxxxxxxx>
---
x86/kvm.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/x86/kvm.c b/x86/kvm.c
index 71ebb1e..e07d964 100644
--- a/x86/kvm.c
+++ b/x86/kvm.c
@@ -130,7 +130,7 @@ void kvm__init_ram(struct kvm *kvm)
/* Arch-specific commandline setup */
void kvm__arch_set_cmdline(char *cmdline, bool video)
{
- strcpy(cmdline, "noapic noacpi pci=conf1 reboot=k panic=1 i8042.direct=1 "
+ strcpy(cmdline, "noacpi pci=conf1 reboot=k panic=1 i8042.direct=1 "
"i8042.dumbkbd=1 i8042.nopnp=1");
if (video)
strcat(cmdline, " video=vesafb");
--
2.44.0
