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-rw-r--r--Documentation/keys-request-key.txt9
1 files changed, 5 insertions, 4 deletions
diff --git a/Documentation/keys-request-key.txt b/Documentation/keys-request-key.txt
index 09b55e461740..69686ad12c66 100644
--- a/Documentation/keys-request-key.txt
+++ b/Documentation/keys-request-key.txt
@@ -127,14 +127,15 @@ This is because process A's keyrings can't simply be attached to
of them, and (b) it requires the same UID/GID/Groups all the way through.
-======================
-NEGATIVE INSTANTIATION
-======================
+====================================
+NEGATIVE INSTANTIATION AND REJECTION
+====================================
Rather than instantiating a key, it is possible for the possessor of an
authorisation key to negatively instantiate a key that's under construction.
This is a short duration placeholder that causes any attempt at re-requesting
-the key whilst it exists to fail with error ENOKEY.
+the key whilst it exists to fail with error ENOKEY if negated or the specified
+error if rejected.
This is provided to prevent excessive repeated spawning of /sbin/request-key
processes for a key that will never be obtainable.