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author | Xin Long <lucien.xin@gmail.com> | 2015-12-30 18:50:47 +0300 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2016-01-05 20:24:01 +0300 |
commit | 4f0087812648b7611157ae22954acfaed820d24e (patch) | |
tree | 51dfe36a54bdf7161e188c3818d6d046d4d66c08 /net/sctp/associola.c | |
parent | d6c0256a60e685214cc8cc2b886809f11efc0084 (diff) | |
download | linux-4f0087812648b7611157ae22954acfaed820d24e.tar.xz |
sctp: apply rhashtable api to send/recv path
apply lookup apis to two functions, for __sctp_endpoint_lookup_assoc
and __sctp_lookup_association, it's invoked in the protection of sock
lock, it will be safe, but sctp_lookup_association need to call
rcu_read_lock() and to detect the t->dead to protect it.
Signed-off-by: Xin Long <lucien.xin@gmail.com>
Signed-off-by: Marcelo Ricardo Leitner <marcelo.leitner@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/sctp/associola.c')
-rw-r--r-- | net/sctp/associola.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/net/sctp/associola.c b/net/sctp/associola.c index 559afd0ee7de..2bf8ec92dde4 100644 --- a/net/sctp/associola.c +++ b/net/sctp/associola.c @@ -383,6 +383,7 @@ void sctp_association_free(struct sctp_association *asoc) list_for_each_safe(pos, temp, &asoc->peer.transport_addr_list) { transport = list_entry(pos, struct sctp_transport, transports); list_del_rcu(pos); + sctp_unhash_transport(transport); sctp_transport_free(transport); } @@ -500,6 +501,8 @@ void sctp_assoc_rm_peer(struct sctp_association *asoc, /* Remove this peer from the list. */ list_del_rcu(&peer->transports); + /* Remove this peer from the transport hashtable */ + sctp_unhash_transport(peer); /* Get the first transport of asoc. */ pos = asoc->peer.transport_addr_list.next; @@ -699,6 +702,8 @@ struct sctp_transport *sctp_assoc_add_peer(struct sctp_association *asoc, /* Attach the remote transport to our asoc. */ list_add_tail_rcu(&peer->transports, &asoc->peer.transport_addr_list); asoc->peer.transport_count++; + /* Add this peer into the transport hashtable */ + sctp_hash_transport(peer); /* If we do not yet have a primary path, set one. */ if (!asoc->peer.primary_path) { |