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author | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2015-04-20 16:09:27 +0300 |
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committer | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2015-05-27 22:56:17 +0300 |
commit | cf9fbf8017e2ab5cb33b6602b626f7f005718124 (patch) | |
tree | ca2ca92b0454c408c420fd9f744975eb08b3b9eb /Documentation/RCU/lockdep.txt | |
parent | 1ebee8017d84ec8a0ba893cf7b8be3f70ead088b (diff) | |
download | linux-cf9fbf8017e2ab5cb33b6602b626f7f005718124.tar.xz |
documentation: RCU-protected array indexes no longer supported
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Diffstat (limited to 'Documentation/RCU/lockdep.txt')
-rw-r--r-- | Documentation/RCU/lockdep.txt | 10 |
1 files changed, 0 insertions, 10 deletions
diff --git a/Documentation/RCU/lockdep.txt b/Documentation/RCU/lockdep.txt index cd83d2348fef..da51d3068850 100644 --- a/Documentation/RCU/lockdep.txt +++ b/Documentation/RCU/lockdep.txt @@ -47,11 +47,6 @@ checking of rcu_dereference() primitives: Use explicit check expression "c" along with srcu_read_lock_held()(). This is useful in code that is invoked by both SRCU readers and updaters. - rcu_dereference_index_check(p, c): - Use explicit check expression "c", but the caller - must supply one of the rcu_read_lock_held() functions. - This is useful in code that uses RCU-protected arrays - that is invoked by both RCU readers and updaters. rcu_dereference_raw(p): Don't check. (Use sparingly, if at all.) rcu_dereference_protected(p, c): @@ -64,11 +59,6 @@ checking of rcu_dereference() primitives: but retain the compiler constraints that prevent duplicating or coalescsing. This is useful when when testing the value of the pointer itself, for example, against NULL. - rcu_access_index(idx): - Return the value of the index and omit all barriers, but - retain the compiler constraints that prevent duplicating - or coalescsing. This is useful when when testing the - value of the index itself, for example, against -1. The rcu_dereference_check() check expression can be any boolean expression, but would normally include a lockdep expression. However, |