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| author | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2015-03-04 01:57:58 +0300 |
|---|---|---|
| committer | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2015-05-27 22:56:15 +0300 |
| commit | 7d0ae8086b828311250c6afdf800b568ac9bd693 (patch) | |
| tree | a1bb0c6a5e66f1e48c4667fd247a41c4b9253fd2 /include/linux/rculist.h | |
| parent | 030bbdbf4c833bc69f502eae58498bc5572db736 (diff) | |
| download | linux-7d0ae8086b828311250c6afdf800b568ac9bd693.tar.xz | |
rcu: Convert ACCESS_ONCE() to READ_ONCE() and WRITE_ONCE()
This commit moves from the old ACCESS_ONCE() API to the new READ_ONCE()
and WRITE_ONCE() APIs.
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
[ paulmck: Updated to include kernel/torture.c as suggested by Jason Low. ]
Diffstat (limited to 'include/linux/rculist.h')
| -rw-r--r-- | include/linux/rculist.h | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/include/linux/rculist.h b/include/linux/rculist.h index a18b16f1dc0e..665397247e82 100644 --- a/include/linux/rculist.h +++ b/include/linux/rculist.h @@ -29,8 +29,8 @@ */ static inline void INIT_LIST_HEAD_RCU(struct list_head *list) { - ACCESS_ONCE(list->next) = list; - ACCESS_ONCE(list->prev) = list; + WRITE_ONCE(list->next, list); + WRITE_ONCE(list->prev, list); } /* @@ -288,7 +288,7 @@ static inline void list_splice_init_rcu(struct list_head *list, #define list_first_or_null_rcu(ptr, type, member) \ ({ \ struct list_head *__ptr = (ptr); \ - struct list_head *__next = ACCESS_ONCE(__ptr->next); \ + struct list_head *__next = READ_ONCE(__ptr->next); \ likely(__ptr != __next) ? list_entry_rcu(__next, type, member) : NULL; \ }) |