[PATCH v3 5/5] KVM: X86: Fix callers of kvm_apic_match_dest() to use correct macros

Peter Xu
2019-12-02T20:13:45Z

Callers of kvm_apic_match_dest() should always pass in APIC_DEST_*
macros for either dest_mode and short_hand parameters. Fix up all the
callers of kvm_apic_match_dest() that are not following the rule.

Reported-by: Sean Christopherson <sean.j.christopherson@intel.com>
Reported-by: Vitaly Kuznetsov <vkuznets@redhat.com>
Signed-off-by: Peter Xu <peterx@redhat.com>
---
arch/x86/kvm/ioapic.c | 11 +++++++----
arch/x86/kvm/irq_comm.c | 3 ++-
2 files changed, 9 insertions(+), 5 deletions(-)

diff --git a/arch/x86/kvm/ioapic.c b/arch/x86/kvm/ioapic.c
index 901d85237d1c..1082ca8d11e5 100644
--- a/arch/x86/kvm/ioapic.c
+++ b/arch/x86/kvm/ioapic.c
@@ -108,8 +108,9 @@ static void __rtc_irq_eoi_tracking_restore_one(struct kvm_vcpu *vcpu)
union kvm_ioapic_redirect_entry *e;

e = &ioapic->redirtbl[RTC_GSI];
- if (!kvm_apic_match_dest(vcpu, NULL, 0, e->fields.dest_id,
- e->fields.dest_mode))
+ if (!kvm_apic_match_dest(vcpu, NULL, APIC_DEST_NOSHORT,
+ e->fields.dest_id,
+ kvm_lapic_irq_dest_mode(e->fields.dest_mode)))
return;

new_val = kvm_apic_pending_eoi(vcpu, e->fields.vector);
@@ -237,6 +238,7 @@ void kvm_ioapic_scan_entry(struct kvm_vcpu *vcpu, ulong *ioapic_handled_vectors)
struct dest_map *dest_map = &ioapic->rtc_status.dest_map;
union kvm_ioapic_redirect_entry *e;
int index;
+ u16 dm;

spin_lock(&ioapic->lock);

@@ -250,8 +252,9 @@ void kvm_ioapic_scan_entry(struct kvm_vcpu *vcpu, ulong *ioapic_handled_vectors)
if (e->fields.trig_mode == IOAPIC_LEVEL_TRIG ||
kvm_irq_has_notifier(ioapic->kvm, KVM_IRQCHIP_IOAPIC, index) ||
index == RTC_GSI) {
- if (kvm_apic_match_dest(vcpu, NULL, 0,
- e->fields.dest_id, e->fields.dest_mode) ||
+ dm = kvm_lapic_irq_dest_mode(e->fields.dest_mode);
+ if (kvm_apic_match_dest(vcpu, NULL, APIC_DEST_NOSHORT,
+ e->fields.dest_id, dm) ||
kvm_apic_pending_eoi(vcpu, e->fields.vector))
__set_bit(e->fields.vector,
ioapic_handled_vectors);
diff --git a/arch/x86/kvm/irq_comm.c b/arch/x86/kvm/irq_comm.c
index 5f59e5ebdbed..e89c2160b39f 100644
--- a/arch/x86/kvm/irq_comm.c
+++ b/arch/x86/kvm/irq_comm.c
@@ -417,7 +417,8 @@ void kvm_scan_ioapic_routes(struct kvm_vcpu *vcpu,

kvm_set_msi_irq(vcpu->kvm, entry, &irq);

- if (irq.level && kvm_apic_match_dest(vcpu, NULL, 0,
+ if (irq.level &&
+ kvm_apic_match_dest(vcpu, NULL, APIC_DEST_NOSHORT,
irq.dest_id, irq.dest_mode))
__set_bit(irq.vector, ioapic_handled_vectors);
}
--
2.21.0