diff options
Diffstat (limited to 'Documentation/RCU')
| -rw-r--r-- | Documentation/RCU/RTFP.txt | 4 | ||||
| -rw-r--r-- | Documentation/RCU/rcuref.txt | 9 | ||||
| -rw-r--r-- | Documentation/RCU/whatisRCU.txt | 2 |
3 files changed, 12 insertions, 3 deletions
diff --git a/Documentation/RCU/RTFP.txt b/Documentation/RCU/RTFP.txt index 2f0fcb2112d..f29bcbc463e 100644 --- a/Documentation/RCU/RTFP.txt +++ b/Documentation/RCU/RTFP.txt @@ -2451,8 +2451,8 @@ lot of {Linux} into your technology!!!" ,month="February" ,year="2010" ,note="Available: -\url{http://kerneltrap.com/mailarchive/linux-netdev/2010/2/26/6270589} -[Viewed March 20, 2011]" +\url{http://thread.gmane.org/gmane.linux.network/153338} +[Viewed June 9, 2014]" ,annotation={ Use a pair of list_head structures to support RCU-protected resizable hash tables. diff --git a/Documentation/RCU/rcuref.txt b/Documentation/RCU/rcuref.txt index 141d531aa14..613033ff2b9 100644 --- a/Documentation/RCU/rcuref.txt +++ b/Documentation/RCU/rcuref.txt @@ -1,5 +1,14 @@ Reference-count design for elements of lists/arrays protected by RCU. + +Please note that the percpu-ref feature is likely your first +stop if you need to combine reference counts and RCU. Please see +include/linux/percpu-refcount.h for more information. However, in +those unusual cases where percpu-ref would consume too much memory, +please read on. + +------------------------------------------------------------------------ + Reference counting on elements of lists which are protected by traditional reader/writer spinlocks or semaphores are straightforward: diff --git a/Documentation/RCU/whatisRCU.txt b/Documentation/RCU/whatisRCU.txt index 49b8551a3b6..e48c57f1943 100644 --- a/Documentation/RCU/whatisRCU.txt +++ b/Documentation/RCU/whatisRCU.txt @@ -818,7 +818,7 @@ RCU pointer/list update: list_add_tail_rcu list_del_rcu list_replace_rcu - hlist_add_after_rcu + hlist_add_behind_rcu hlist_add_before_rcu hlist_add_head_rcu hlist_del_rcu |