diff options
| author | Paul E. McKenney <paulmck@kernel.org> | 2019-09-23 16:31:42 -0700 |
|---|---|---|
| committer | Paul E. McKenney <paulmck@kernel.org> | 2019-12-12 10:24:52 -0800 |
| commit | 4414abf89158d734a83c99f6504f648417bd9550 (patch) | |
| tree | c8ee58efe478b6cfdcf92c9fea0837eb0cdc3d29 /include/linux/rcupdate.h | |
| parent | a191c9e9f73a78e8801b5eeb3d43bbd6fd73b86f (diff) | |
| download | lwn-4414abf89158d734a83c99f6504f648417bd9550.tar.gz lwn-4414abf89158d734a83c99f6504f648417bd9550.zip | |
rcu: Remove rcu_swap_protected()
Now that the calls to rcu_swap_protected() have been replaced by
rcu_replace_pointer(), this commit removes rcu_swap_protected().
Link: https://lore.kernel.org/lkml/CAHk-=wiAsJLw1egFEE=Z7-GGtM6wcvtyytXZA1+BHqta4gg6Hw@mail.gmail.com/
Reported-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
Cc: Bart Van Assche <bart.vanassche@wdc.com>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Hannes Reinecke <hare@suse.de>
Cc: Johannes Thumshirn <jthumshirn@suse.de>
Cc: Shane M Seymour <shane.seymour@hpe.com>
Cc: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'include/linux/rcupdate.h')
| -rw-r--r-- | include/linux/rcupdate.h | 16 |
1 files changed, 0 insertions, 16 deletions
diff --git a/include/linux/rcupdate.h b/include/linux/rcupdate.h index 0b7506330c87..fe470243acdd 100644 --- a/include/linux/rcupdate.h +++ b/include/linux/rcupdate.h @@ -401,22 +401,6 @@ do { \ }) /** - * rcu_swap_protected() - swap an RCU and a regular pointer - * @rcu_ptr: RCU pointer - * @ptr: regular pointer - * @c: the conditions under which the dereference will take place - * - * Perform swap(@rcu_ptr, @ptr) where @rcu_ptr is an RCU-annotated pointer and - * @c is the argument that is passed to the rcu_dereference_protected() call - * used to read that pointer. - */ -#define rcu_swap_protected(rcu_ptr, ptr, c) do { \ - typeof(ptr) __tmp = rcu_dereference_protected((rcu_ptr), (c)); \ - rcu_assign_pointer((rcu_ptr), (ptr)); \ - (ptr) = __tmp; \ -} while (0) - -/** * rcu_access_pointer() - fetch RCU pointer with no dereferencing * @p: The pointer to read * |