[PATCH 2/2] docs: symbol-namespaces: mention sysfs attribute

From: Nicholas Sielicki
Date: Wed Jan 07 2026 - 23:48:01 EST


Reference the new /sys/module/*/import_ns sysfs attribute in docs as an
alternative to modinfo for inspecting imported namespaces of loaded
modules.

Signed-off-by: Nicholas Sielicki <linux@xxxxxxxxxxxxxxxxxxxxx>
---
Documentation/core-api/symbol-namespaces.rst | 5 +++++
1 file changed, 5 insertions(+)

diff --git a/Documentation/core-api/symbol-namespaces.rst b/Documentation/core-api/symbol-namespaces.rst
index 034898e81ba2..2304d5bffcce 100644
--- a/Documentation/core-api/symbol-namespaces.rst
+++ b/Documentation/core-api/symbol-namespaces.rst
@@ -114,6 +114,11 @@ inspected with modinfo::
import_ns: USB_STORAGE
[...]

+For modules that are currently loaded, imported namespaces are also available
+via sysfs::
+
+ $ cat /sys/module/ums_karma/import_ns
+ USB_STORAGE

It is advisable to add the MODULE_IMPORT_NS() statement close to other module
metadata definitions like MODULE_AUTHOR() or MODULE_LICENSE().
--
2.52.0