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authorDavid Howells <dhowells@redhat.com>2016-06-27 17:11:19 +0100
committerDavid Howells <dhowells@redhat.com>2016-07-06 10:43:51 +0100
commitdee46364ce6fd0815ad9da625783eda21ccf7b06 (patch)
tree1d4b7d3d3aa9198475f272bbc2ce8be81368b9ad /net/rxrpc/local_object.c
parente653cfe49cec540529217933e07caf6c0f25ac93 (diff)
downloadlinux-stericsson-dee46364ce6fd0815ad9da625783eda21ccf7b06.tar.gz
rxrpc: Add RCU destruction for connections and calls
Add RCU destruction for connections and calls as the RCU lookup from the transport socket data_ready handler is going to come along shortly. Whilst we're at it, move the cleanup workqueue flushing and RCU barrierage into the destruction code for the objects that need it (locals and connections) and add the extra RCU barrier required for connection cleanup. Signed-off-by: David Howells <dhowells@redhat.com>
Diffstat (limited to 'net/rxrpc/local_object.c')
-rw-r--r--net/rxrpc/local_object.c19
1 files changed, 11 insertions, 8 deletions
diff --git a/net/rxrpc/local_object.c b/net/rxrpc/local_object.c
index 3ab7764f7cd8..a753796fbe8f 100644
--- a/net/rxrpc/local_object.c
+++ b/net/rxrpc/local_object.c
@@ -374,14 +374,17 @@ void __exit rxrpc_destroy_all_locals(void)
_enter("");
- if (list_empty(&rxrpc_local_endpoints))
- return;
+ flush_workqueue(rxrpc_workqueue);
- mutex_lock(&rxrpc_local_mutex);
- list_for_each_entry(local, &rxrpc_local_endpoints, link) {
- pr_err("AF_RXRPC: Leaked local %p {%d}\n",
- local, atomic_read(&local->usage));
+ if (!list_empty(&rxrpc_local_endpoints)) {
+ mutex_lock(&rxrpc_local_mutex);
+ list_for_each_entry(local, &rxrpc_local_endpoints, link) {
+ pr_err("AF_RXRPC: Leaked local %p {%d}\n",
+ local, atomic_read(&local->usage));
+ }
+ mutex_unlock(&rxrpc_local_mutex);
+ BUG();
}
- mutex_unlock(&rxrpc_local_mutex);
- BUG();
+
+ rcu_barrier();
}