From df31bfd59d6ea1814862e69a29e1ebecddb8b43b Mon Sep 17 00:00:00 2001
From: Jeanette Tan <jeanette.tan@grafana.com>
Date: Wed, 28 Jan 2026 02:48:07 +0800
Subject: [PATCH] Update docs about ignoring info metrics

Signed-off-by: Jeanette Tan <jeanette.tan@grafana.com>
---
 docs/querying/functions.md                    | 2 ++
 web/ui/mantine-ui/src/promql/functionDocs.tsx | 6 ++++++
 2 files changed, 8 insertions(+)

diff --git a/docs/querying/functions.md b/docs/querying/functions.md
index 0cae149dd7..3a9b7025f8 100644
--- a/docs/querying/functions.md
+++ b/docs/querying/functions.md
@@ -568,6 +568,8 @@ While `info` normally automatically finds all matching info series, it's possibl
 restrict them by providing a `__name__` label matcher, e.g.
 `{__name__="target_info"}`.
 
+Note that if there are any time series in `v` that match the `data-label-selector` (or the default `target_info` if that argument is not specified), they will be treated as info series and will be returned unchanged.
+
 ### Limitations
 
 In its current iteration, `info` defaults to considering only info series with
diff --git a/web/ui/mantine-ui/src/promql/functionDocs.tsx b/web/ui/mantine-ui/src/promql/functionDocs.tsx
index a9d9ca53a9..4cc70a39e6 100644
--- a/web/ui/mantine-ui/src/promql/functionDocs.tsx
+++ b/web/ui/mantine-ui/src/promql/functionDocs.tsx
@@ -1756,6 +1756,12 @@ const funcDocs: Record<string, React.ReactNode> = {
         .
       </p>
 
+      <p>
+        Note that if there are any time series in <code>v</code> that match the <code>data-label-selector</code> (or the
+        default <code>target_info</code> if that argument is not specified), they will be treated as info series and
+        will be returned unchanged.
+      </p>
+
       <h3>Limitations</h3>
 
       <p>