Commit-ID: 1a6c9b2675460718f819def9a272cca35575eeb7
Gitweb: http://git.kernel.org/tip/1a6c9b2675460718f819def9a272cca35575eeb7
Author: Pranith Kumar <bobby.prani@xxxxxxxxx>
AuthorDate: Thu, 25 Sep 2014 14:03:34 -0400
Committer: Paul E. McKenney <paulmck@xxxxxxxxxxxxxxxxxx>
CommitDate: Thu, 13 Nov 2014 10:35:38 -0800
rcu: Add sparse check for RCU_INIT_POINTER()
Add a sparse check when RCU_INIT_POINTER() is used to assign a non __rcu
annotated pointer.
Signed-off-by: Pranith Kumar <bobby.prani@xxxxxxxxx>
Signed-off-by: Paul E. McKenney <paulmck@xxxxxxxxxxxxxxxxxx>
---
include/linux/rcupdate.h | 1 +
1 file changed, 1 insertion(+)
diff --git a/include/linux/rcupdate.h b/include/linux/rcupdate.h
index a4a819f..a033d8b 100644
--- a/include/linux/rcupdate.h
+++ b/include/linux/rcupdate.h
@@ -1047,6 +1047,7 @@ static inline notrace void rcu_read_unlock_sched_notrace(void)
*/
#define RCU_INIT_POINTER(p, v) \
do { \
+ rcu_dereference_sparse(p, __rcu); \
p = RCU_INITIALIZER(v); \
} while (0)
--
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