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authorJulien Thierry <julien.thierry@arm.com>2019-01-07 15:06:17 +0000
committerChristoffer Dall <christoffer.dall@arm.com>2019-01-24 15:09:09 +0100
commite08d8d296079e8fd7eefd53f73dcafebd3a5bf9f (patch)
treef5c8dd9720124448df761c27d636a71d8dd0ca02 /include/kvm
parentfc3bc475231e12e9c0142f60100cf84d077c79e1 (diff)
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KVM: arm/arm64: vgic: Make vgic_cpu->ap_list_lock a raw_spinlock
vgic_cpu->ap_list_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 <julien.thierry@arm.com> Acked-by: Christoffer Dall <christoffer.dall@arm.com> Acked-by: Marc Zyngier <marc.zyngier@arm.com> Signed-off-by: Christoffer Dall <christoffer.dall@arm.com>
Diffstat (limited to 'include/kvm')
-rw-r--r--include/kvm/arm_vgic.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/kvm/arm_vgic.h b/include/kvm/arm_vgic.h
index 32954e115796..c36c86f1ec9a 100644
--- a/include/kvm/arm_vgic.h
+++ b/include/kvm/arm_vgic.h
@@ -307,7 +307,7 @@ struct vgic_cpu {
unsigned int used_lrs;
struct vgic_irq private_irqs[VGIC_NR_PRIVATE_IRQS];
- spinlock_t ap_list_lock; /* Protects the ap_list */
+ raw_spinlock_t ap_list_lock; /* Protects the ap_list */
/*
* List of IRQs that this VCPU should consider because they are either