diff options
Diffstat (limited to 'Documentation/RCU/rcu.rst')
| -rw-r--r-- | Documentation/RCU/rcu.rst | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/Documentation/RCU/rcu.rst b/Documentation/RCU/rcu.rst index 8dfb437dacc3..0e03c6ef3147 100644 --- a/Documentation/RCU/rcu.rst +++ b/Documentation/RCU/rcu.rst @@ -11,8 +11,8 @@ must be long enough that any readers accessing the item being deleted have since dropped their references. For example, an RCU-protected deletion from a linked list would first remove the item from the list, wait for a grace period to elapse, then free the element. See the -Documentation/RCU/listRCU.rst file for more information on using RCU with -linked lists. +:ref:`Documentation/RCU/listRCU.rst <list_rcu_doc>` for more information on +using RCU with linked lists. Frequently Asked Questions -------------------------- @@ -50,7 +50,7 @@ Frequently Asked Questions - If I am running on a uniprocessor kernel, which can only do one thing at a time, why should I wait for a grace period? - See the Documentation/RCU/UP.rst file for more information. + See :ref:`Documentation/RCU/UP.rst <up_doc>` for more information. - How can I see where RCU is currently used in the Linux kernel? @@ -68,18 +68,18 @@ Frequently Asked Questions - Why the name "RCU"? - "RCU" stands for "read-copy update". The file Documentation/RCU/listRCU.rst - has more information on where this name came from, search for - "read-copy update" to find it. + "RCU" stands for "read-copy update". + :ref:`Documentation/RCU/listRCU.rst <list_rcu_doc>` has more information on where + this name came from, search for "read-copy update" to find it. - I hear that RCU is patented? What is with that? Yes, it is. There are several known patents related to RCU, - search for the string "Patent" in RTFP.txt to find them. + search for the string "Patent" in Documentation/RCU/RTFP.txt to find them. Of these, one was allowed to lapse by the assignee, and the others have been contributed to the Linux kernel under GPL. There are now also LGPL implementations of user-level RCU - available (http://liburcu.org/). + available (https://liburcu.org/). - I hear that RCU needs work in order to support realtime kernels? @@ -88,5 +88,5 @@ Frequently Asked Questions - Where can I find more information on RCU? - See the RTFP.txt file in this directory. + See the Documentation/RCU/RTFP.txt file. Or point your browser at (http://www.rdrop.com/users/paulmck/RCU/). |