Zhao, Yunfeng wrote:
> This fix cannot resolve this issue.
> Against latest kvm commits, SMP linux with 4 vcpus still cannot boot up.
> But the issue will not happen , if adding "-smp4 -no-acpi".
>
Can you try the attached patch?
--
error compiling committee.c: too many arguments to function
diff --git a/kernel/kvm_main.c b/kernel/kvm_main.c
index 0b2894a..61d931e 100644
--- a/kernel/kvm_main.c
+++ b/kernel/kvm_main.c
@@ -235,11 +235,7 @@ void kvm_flush_remote_tlbs(struct kvm *kvm)
* to complete.
*/
for (cpu = first_cpu(cpus); cpu != NR_CPUS; cpu = next_cpu(cpu, cpus))
- smp_call_function_single(cpu, ack_flush, &completed, 1, 0);
- while (atomic_read(&completed) != needed) {
- cpu_relax();
- barrier();
- }
+ smp_call_function_single(cpu, ack_flush, &completed, 1, 1);
}
int kvm_vcpu_init(struct kvm_vcpu *vcpu, struct kvm *kvm, unsigned id)
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