[MIPS] Change libgcc-style functions from lib-y to obj-y

[linux-drm-fsl-dcu.git] / Documentation / keys.txt

diff --git a/Documentation/keys.txt b/Documentation/keys.txt
index e373f02128434277bc53098185b393df0a7c36d5..81d9aa09729811e7ca2cec3500e796d8a583c600 100644 (file)
--- a/Documentation/keys.txt
+++ b/Documentation/keys.txt
@@ -304,7 +304,7 @@ about the status of the key service:
        R       Revoked
        D       Dead
        Q       Contributes to user's quota
-       U       Under contruction by callback to userspace
+       U       Under construction by callback to userspace
        N       Negative key
 
      This file must be enabled at kernel configuration time as it allows anyone
@@ -671,7 +671,7 @@ The keyctl syscall functions are:
 
      Note that this setting is inherited across fork/exec.
 
-     [1] The default default is: the thread keyring if there is one, otherwise
+     [1] The default is: the thread keyring if there is one, otherwise
      the process keyring if there is one, otherwise the session keyring if
      there is one, otherwise the user default session keyring.
 
@@ -708,14 +708,14 @@ The keyctl syscall functions are:
 
      If the specified key is 0, then any assumed authority will be divested.
 
-     The assumed authorititive key is inherited across fork and exec.
+     The assumed authoritative key is inherited across fork and exec.
 
 
 ===============
 KERNEL SERVICES
 ===============
 
-The kernel services for key managment are fairly simple to deal with. They can
+The kernel services for key management are fairly simple to deal with. They can
 be broken down into two areas: keys and key types.
 
 Dealing with keys is fairly straightforward. Firstly, the kernel service
@@ -859,6 +859,18 @@ payload contents" for more information.
        void unregister_key_type(struct key_type *type);
 
 
+Under some circumstances, it may be desirable to desirable to deal with a
+bundle of keys.  The facility provides access to the keyring type for managing
+such a bundle:
+
+       struct key_type key_type_keyring;
+
+This can be used with a function such as request_key() to find a specific
+keyring in a process's keyrings.  A keyring thus found can then be searched
+with keyring_search().  Note that it is not possible to use request_key() to
+search a specific keyring, so using keyrings in this way is of limited utility.
+
+
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