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* CRED: Holding a spinlock does not imply the holding of RCU read lockSerge E. Hallyn2010-04-271-9/+5
| | | | | | | | | | | Change the credentials documentation to make it clear that the RCU read lock must be explicitly held when accessing credentials pointers in some other task than current. Holding a spinlock does not implicitly hold the RCU read lock. Signed-off-by: Serge Hallyn <serue@us.ibm.com> Reviewed-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Signed-off-by: David Howells <dhowells@redhat.com> Signed-off-by: James Morris <jmorris@namei.org>
* CRED: DocumentationDavid Howells2008-11-141-0/+582
Document credentials and the new credentials API. Signed-off-by: David Howells <dhowells@redhat.com> Signed-off-by: James Morris <jmorris@namei.org>