request_key.2: Add references to kernel documentation files

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>

diff --git a/man2/request_key.2 b/man2/request_key.2
index 9817f7f3b85d4fce20cb508604afbfe880987788..a62b22a7e0c6e7957c64b35200b2331f574baa47 100644 (file)
--- a/man2/request_key.2
+++ b/man2/request_key.2
@@ -139,3 +139,8 @@ should be specified to the linker.
 .BR keyctl (3),
 .BR keyrings (7),
 .BR request-key (8)
+
+The kernel source files
+.IR Documentation/security/keys.txt
+and
+.IR Documentation/security/keys-request-key.txt .