[PATCH tip/core/rcu 5/9] fs/afs: Replace rcu_swap_protected() with rcu_replace()

From: paulmck
Date: Wed Oct 02 2019 - 21:43:37 EST


From: "Paul E. McKenney" <paulmck@xxxxxxxxxx>

This commit replaces the use of rcu_swap_protected() with the more
intuitively appealing rcu_replace() as a step towards removing
rcu_swap_protected().

Link: https://lore.kernel.org/lkml/CAHk-=wiAsJLw1egFEE=Z7-GGtM6wcvtyytXZA1+BHqta4gg6Hw@xxxxxxxxxxxxxx/
Reported-by: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
Signed-off-by: Paul E. McKenney <paulmck@xxxxxxxxxx>
Cc: David Howells <dhowells@xxxxxxxxxx>
Cc: <linux-afs@xxxxxxxxxxxxxxxxxxx>
Cc: <linux-kernel@xxxxxxxxxxxxxxx>
---
fs/afs/vl_list.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/fs/afs/vl_list.c b/fs/afs/vl_list.c
index 21eb0c0..e594598 100644
--- a/fs/afs/vl_list.c
+++ b/fs/afs/vl_list.c
@@ -279,8 +279,8 @@ struct afs_vlserver_list *afs_extract_vlserver_list(struct afs_cell *cell,
struct afs_addr_list *old = addrs;

write_lock(&server->lock);
- rcu_swap_protected(server->addresses, old,
- lockdep_is_held(&server->lock));
+ old = rcu_replace(server->addresses, old,
+ lockdep_is_held(&server->lock));
write_unlock(&server->lock);
afs_put_addrlist(old);
}
--
2.9.5