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-rw-r--r--docs/about/removed-features.rst10
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diff --git a/docs/about/removed-features.rst b/docs/about/removed-features.rst
index 7e12145c12..78b332faf5 100644
--- a/docs/about/removed-features.rst
+++ b/docs/about/removed-features.rst
@@ -616,6 +616,16 @@ x86 ``Icelake-Client`` CPU (removed in 7.1)
There isn't ever Icelake Client CPU, it is some wrong and imaginary one.
Use ``Icelake-Server`` instead.
+System accelerators
+-------------------
+
+Userspace local APIC with KVM (x86, removed 8.0)
+''''''''''''''''''''''''''''''''''''''''''''''''
+
+``-M kernel-irqchip=off`` cannot be used on KVM if the CPU model includes
+a local APIC. The ``split`` setting is supported, as is using ``-M
+kernel-irqchip=off`` when the CPU does not have a local APIC.
+
System emulator machines
------------------------