netlink: specs: allow header properties for attribute sets

rt-link has a number of disjoint headers, plus it uses attributes
of other families (e.g. DPLL). Allow declaring a attribute set
as "foreign" by specifying which header its definition is coming
from.

Reviewed-by: Donald Hunter <donald.hunter@gmail.com>
Link: https://patch.msgid.link/20250418021706.1967583-2-kuba@kernel.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

diff --git a/Documentation/netlink/genetlink-c.yaml b/Documentation/netlink/genetlink-c.yaml
index 96fa1f1522ed18d831d84d5130701b9f74f3dea0..5a234e9b5fa2ef47b97c8c5839ba1f40096a58b8 100644 (file)
--- a/Documentation/netlink/genetlink-c.yaml
+++ b/Documentation/netlink/genetlink-c.yaml
@@ -148,6 +148,9 @@ properties:
         attr-max-name:
           description: The explicit name for last member of attribute enum.
           type: string
+        header:
+          description: For C-compatible languages, header which already defines this attribute set.
+          type: string
         # End genetlink-c
         attributes:
           description: List of attributes in the space.

diff --cc Documentation/netlink/genetlink-legacy.yaml
Simple merge

diff --cc Documentation/netlink/netlink-raw.yaml
Simple merge

diff --cc tools/net/ynl/pyynl/ynl_gen_c.py
Simple merge