KVM: arm64: Require in-kernel irqchip for PMU support

[deliverable/linux.git] / Documentation / virtual / kvm / devices / vcpu.txt

diff --git a/Documentation/virtual/kvm/devices/vcpu.txt b/Documentation/virtual/kvm/devices/vcpu.txt
index c04165868faff91dc25f99693bad788afb33f9a3..02f50686c41854f7fc2ce054a368ddaa4f8a9dc5 100644 (file)
--- a/Documentation/virtual/kvm/devices/vcpu.txt
+++ b/Documentation/virtual/kvm/devices/vcpu.txt
@@ -30,4 +30,6 @@ Returns: -ENODEV: PMUv3 not supported
                  attribute
          -EBUSY: PMUv3 already initialized
 
-Request the initialization of the PMUv3.
+Request the initialization of the PMUv3.  This must be done after creating the
+in-kernel irqchip.  Creating a PMU with a userspace irqchip is currently not
+supported.