diff options
| author | Vitaly Kuznetsov <vkuznets@redhat.com> | 2018-10-09 15:08:53 +0200 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2018-10-19 13:44:12 +0200 |
| commit | 6b7a98303b53b0cd94c2755b1f5c0734bbaa5347 (patch) | |
| tree | 6982716e06dbe3f73905951fe587c90e1af846fc /target/i386/cpu.c | |
| parent | ca9759c2a92f528f256fef0e3922416f7bb47bf9 (diff) | |
i386/kvm: add support for Hyper-V IPI send
Hyper-V PV IPI support is merged to KVM, enable the feature in Qemu. When
enabled, this allows Windows guests to send IPIs to other vCPUs with a
single hypercall even when there are >64 vCPUs in the request.
Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com>
Reviewed-by: Roman Kagan <rkagan@virtuozzo.com>
Message-Id: <20181009130853.6412-3-vkuznets@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'target/i386/cpu.c')
| -rw-r--r-- | target/i386/cpu.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/target/i386/cpu.c b/target/i386/cpu.c index c88876dfe3..32ea041c06 100644 --- a/target/i386/cpu.c +++ b/target/i386/cpu.c @@ -5564,6 +5564,7 @@ static Property x86_cpu_properties[] = { DEFINE_PROP_BOOL("hv-frequencies", X86CPU, hyperv_frequencies, false), DEFINE_PROP_BOOL("hv-reenlightenment", X86CPU, hyperv_reenlightenment, false), DEFINE_PROP_BOOL("hv-tlbflush", X86CPU, hyperv_tlbflush, false), + DEFINE_PROP_BOOL("hv-ipi", X86CPU, hyperv_ipi, false), DEFINE_PROP_BOOL("check", X86CPU, check_cpuid, true), DEFINE_PROP_BOOL("enforce", X86CPU, enforce_cpuid, false), DEFINE_PROP_BOOL("kvm", X86CPU, expose_kvm, true), |