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authorJulien Thierry <julien.thierry@arm.com>2019-01-07 15:06:15 +0000
committerChristoffer Dall <christoffer.dall@arm.com>2019-01-24 15:08:50 +0100
commit8fa3adb8c6beee4af079ac90b9575ab92951de3f (patch)
tree787ba19846fcb30c340008510ea12406533173cd /include
parent49a57857aeea06ca831043acbb0fa5e0f50602fd (diff)
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 <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')
-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 4f31f96bbfab..b5426052152e 100644
--- a/include/kvm/arm_vgic.h
+++ b/include/kvm/arm_vgic.h
@@ -100,7 +100,7 @@ enum vgic_irq_config {
};
struct vgic_irq {
- spinlock_t irq_lock; /* Protects the content of the struct */
+ raw_spinlock_t irq_lock; /* Protects the content of the struct */
struct list_head lpi_list; /* Used to link all LPIs together */
struct list_head ap_list;