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authorJani Nikula <jani.nikula@intel.com>2025-02-28 11:25:36 +0200
committerJani Nikula <jani.nikula@intel.com>2025-02-28 11:25:36 +0200
commit8918e180a6fd67fc9864f2ba18186b4573f8a61b (patch)
tree76a85b3cf4c35818c3b622b65da7ae3dae5ff6ac /arch/x86/kvm/hyperv.c
parent67093883808b5b39894d8859937be4468eca50db (diff)
parent33e26f3544a558e7476eb221ff33173759b3a116 (diff)
Merge drm/drm-next into drm-intel-next
Sync to fix conlicts between drm-xe-next and drm-intel-next. Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Diffstat (limited to 'arch/x86/kvm/hyperv.c')
-rw-r--r--arch/x86/kvm/hyperv.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/arch/x86/kvm/hyperv.c b/arch/x86/kvm/hyperv.c
index 6a6dd5a84f228..6ebeb6cea6c0d 100644
--- a/arch/x86/kvm/hyperv.c
+++ b/arch/x86/kvm/hyperv.c
@@ -2226,6 +2226,9 @@ static u64 kvm_hv_send_ipi(struct kvm_vcpu *vcpu, struct kvm_hv_hcall *hc)
u32 vector;
bool all_cpus;
+ if (!lapic_in_kernel(vcpu))
+ return HV_STATUS_INVALID_HYPERCALL_INPUT;
+
if (hc->code == HVCALL_SEND_IPI) {
if (!hc->fast) {
if (unlikely(kvm_read_guest(kvm, hc->ingpa, &send_ipi,
@@ -2852,7 +2855,8 @@ int kvm_get_hv_cpuid(struct kvm_vcpu *vcpu, struct kvm_cpuid2 *cpuid,
ent->eax |= HV_X64_REMOTE_TLB_FLUSH_RECOMMENDED;
ent->eax |= HV_X64_APIC_ACCESS_RECOMMENDED;
ent->eax |= HV_X64_RELAXED_TIMING_RECOMMENDED;
- ent->eax |= HV_X64_CLUSTER_IPI_RECOMMENDED;
+ if (!vcpu || lapic_in_kernel(vcpu))
+ ent->eax |= HV_X64_CLUSTER_IPI_RECOMMENDED;
ent->eax |= HV_X64_EX_PROCESSOR_MASKS_RECOMMENDED;
if (evmcs_ver)
ent->eax |= HV_X64_ENLIGHTENED_VMCS_RECOMMENDED;