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-rw-r--r--Documentation/keys.txt16
1 files changed, 12 insertions, 4 deletions
diff --git a/Documentation/keys.txt b/Documentation/keys.txt
index 3bbe157b45e..70e83cf664a 100644
--- a/Documentation/keys.txt
+++ b/Documentation/keys.txt
@@ -270,9 +270,17 @@ about the status of the key service:
(*) /proc/keys
- This lists all the keys on the system, giving information about their
- type, description and permissions. The payload of the key is not available
- this way:
+ This lists the keys that are currently viewable by the task reading the
+ file, giving information about their type, description and permissions.
+ It is not possible to view the payload of the key this way, though some
+ information about it may be given.
+
+ The only keys included in the list are those that grant View permission to
+ the reading process whether or not it possesses them. Note that LSM
+ security checks are still performed, and may further filter out keys that
+ the current process is not authorised to view.
+
+ The contents of the file look like this:
SERIAL FLAGS USAGE EXPY PERM UID GID TYPE DESCRIPTION: SUMMARY
00000001 I----- 39 perm 1f3f0000 0 0 keyring _uid_ses.0: 1/4
@@ -300,7 +308,7 @@ about the status of the key service:
(*) /proc/key-users
This file lists the tracking data for each user that has at least one key
- on the system. Such data includes quota information and statistics:
+ on the system. Such data includes quota information and statistics:
[root@andromeda root]# cat /proc/key-users
0: 46 45/45 1/100 13/10000