[PATCH 1/2] docs: document 'unavailable' state is no longer output

["Daniel P. Berrangé" <berrange@redhat.com>]

The concept of unavailable trace events no longer exists so
this enum entry was obsolete.

Reported-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reported-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
---
 docs/about/removed-features.rst | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/docs/about/removed-features.rst b/docs/about/removed-features.rst
index 225841bd9bb..3a05891db2b 100644
--- a/docs/about/removed-features.rst
+++ b/docs/about/removed-features.rst
@@ -802,6 +802,14 @@ The ability to instrument QEMU helper functions with vCPU-aware trace
 points was removed in 7.0.
 
 
+``unavailable`` state no longer reported for trace events (removed in 11.2)
+'''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
+
+Trace events are now unconditionally built-in to all QEMU builds,
+so the concept of an 'unavailable' trace event no longer exists.
+The ``TraceEventState`` value ``unavailable`` can thus never
+be reported and has been removed from the schema.
+
 Human Monitor Protocol (HMP) commands
 -------------------------------------
 
-- 
2.56.1