From 8fa3adb8c6beee4af079ac90b9575ab92951de3f Mon Sep 17 00:00:00 2001 From: Julien Thierry Date: Mon, 7 Jan 2019 15:06:15 +0000 Subject: KVM: arm/arm64: vgic: Make vgic_irq->irq_lock a raw_spinlock vgic_irq->irq_lock must always be taken with interrupts disabled as it is used in interrupt context. For configurations such as PREEMPT_RT_FULL, this means that it should be a raw_spinlock since RT spinlocks are interruptible. Signed-off-by: Julien Thierry Acked-by: Christoffer Dall Acked-by: Marc Zyngier Signed-off-by: Christoffer Dall --- virt/kvm/arm/vgic/vgic-debug.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'virt/kvm/arm/vgic/vgic-debug.c') diff --git a/virt/kvm/arm/vgic/vgic-debug.c b/virt/kvm/arm/vgic/vgic-debug.c index 07aa900bac56..1f62f2b8065d 100644 --- a/virt/kvm/arm/vgic/vgic-debug.c +++ b/virt/kvm/arm/vgic/vgic-debug.c @@ -251,9 +251,9 @@ static int vgic_debug_show(struct seq_file *s, void *v) return 0; } - spin_lock_irqsave(&irq->irq_lock, flags); + raw_spin_lock_irqsave(&irq->irq_lock, flags); print_irq_state(s, irq, vcpu); - spin_unlock_irqrestore(&irq->irq_lock, flags); + raw_spin_unlock_irqrestore(&irq->irq_lock, flags); vgic_put_irq(kvm, irq); return 0; -- cgit v1.2.3