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-rw-r--r--src/include/miscadmin.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/include/miscadmin.h b/src/include/miscadmin.h
index 72f5655fb34..629772b0381 100644
--- a/src/include/miscadmin.h
+++ b/src/include/miscadmin.h
@@ -353,7 +353,7 @@ typedef enum BackendType
* Auxiliary processes. These have PGPROC entries, but they are not
* attached to any particular database, and cannot run transactions or
* even take heavyweight locks. There can be only one of each of these
- * running at a time.
+ * running at a time, except for IO workers.
*
* If you modify these, make sure to update NUM_AUXILIARY_PROCS and the
* glossary in the docs.