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Subject[PATCH v10 09/11] Documentation: Include modules.builtin.alias
Update the documentation to include the presense and use case of

Reviewed-by: Luis Chamberlain <>
Signed-off-by: Allen Webb <>
Documentation/kbuild/kbuild.rst | 7 +++++++
1 file changed, 7 insertions(+)

diff --git a/Documentation/kbuild/kbuild.rst b/Documentation/kbuild/kbuild.rst
index 5202186728b4..b27c66c3ca9e 100644
--- a/Documentation/kbuild/kbuild.rst
+++ b/Documentation/kbuild/kbuild.rst
@@ -17,6 +17,13 @@ modules.builtin
This file lists all modules that are built into the kernel. This is used
by modprobe to not fail when trying to load something builtin.

+This file lists all match-id based aliases for modules built into the kernel.
+An example usage of the built-in aliases is to enable software such as
+USBGuard to allow or block devices outside of just the vendor, product, and
+device ID. This enables more flexible security policies in userspace.
This file contains modinfo from all modules that are built into the kernel.
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