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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2026-03-19 16:15:33 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2026-03-19 16:15:33 +0100
commit7e2dc8ed7862ac622b5a59953b679de97001dc83 (patch)
treed2d2cf61a22f5a6404000ee007c5e80bc2d9eca9 /arch/arm64/kvm/vgic/vgic.c
parenta7e8c9cc3a13baf3dcf9734dd55609aa7ff9a1a0 (diff)
parent4a2b0ed2ac7abe9743e1559d212075a0ebac96b3 (diff)
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'arch/arm64/kvm/vgic/vgic.c')
-rw-r--r--arch/arm64/kvm/vgic/vgic.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/arm64/kvm/vgic/vgic.c b/arch/arm64/kvm/vgic/vgic.c
index 430aa98888fd..e22b79cfff96 100644
--- a/arch/arm64/kvm/vgic/vgic.c
+++ b/arch/arm64/kvm/vgic/vgic.c
@@ -814,6 +814,9 @@ retry:
static inline void vgic_fold_lr_state(struct kvm_vcpu *vcpu)
{
+ if (!*host_data_ptr(last_lr_irq))
+ return;
+
if (kvm_vgic_global_state.type == VGIC_V2)
vgic_v2_fold_lr_state(vcpu);
else
@@ -960,10 +963,13 @@ static void vgic_flush_lr_state(struct kvm_vcpu *vcpu)
if (irqs_outside_lrs(&als))
vgic_sort_ap_list(vcpu);
+ *host_data_ptr(last_lr_irq) = NULL;
+
list_for_each_entry(irq, &vgic_cpu->ap_list_head, ap_list) {
scoped_guard(raw_spinlock, &irq->irq_lock) {
if (likely(vgic_target_oracle(irq) == vcpu)) {
vgic_populate_lr(vcpu, irq, count++);
+ *host_data_ptr(last_lr_irq) = irq;
}
}