[tip/core/rcu,05/10] fs/afs: Replace rcu_swap_protected() with rcu_replace()
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Message ID 20191022191215.25781-5-paulmck@kernel.org
State New
Headers show
Series
  • Replace rcu_swap_protected() for v5.5
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Commit Message

Paul E. McKenney Oct. 22, 2019, 7:12 p.m. UTC
From: "Paul E. McKenney" <paulmck@kernel.org>

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@mail.gmail.com/
Reported-by: Linus Torvalds <torvalds@linux-foundation.org>
[ paulmck: From rcu_replace() to rcu_replace_pointer() per Ingo Molnar. ]
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
Acked-by: David Howells <dhowells@redhat.com>
Cc: <linux-afs@lists.infradead.org>
Cc: <linux-kernel@vger.kernel.org>
---
 fs/afs/vl_list.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

Patch
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diff --git a/fs/afs/vl_list.c b/fs/afs/vl_list.c
index 21eb0c0..8fea54e 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_pointer(server->addresses, old,
+						  lockdep_is_held(&server->lock));
 			write_unlock(&server->lock);
 			afs_put_addrlist(old);
 		}