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author | Thomas Gleixner <tglx@linutronix.de> | 2015-05-19 16:12:32 +0200 |
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committer | Thomas Gleixner <tglx@linutronix.de> | 2015-05-19 16:12:32 +0200 |
commit | c3b5d3cea508d2c8ff493ef18c45a9cc58fb7015 (patch) | |
tree | a80672ee82fcc3d9c8d486e53731eb19cd968eb0 /net/rds/connection.c | |
parent | time: Allow gcc to fold constants when possible (diff) | |
parent | Linux 4.1-rc4 (diff) | |
download | linux-dev-c3b5d3cea508d2c8ff493ef18c45a9cc58fb7015.tar.xz linux-dev-c3b5d3cea508d2c8ff493ef18c45a9cc58fb7015.zip |
Merge branch 'linus' into timers/core
Make sure the upstream fixes are applied before adding further
modifications.
Diffstat (limited to 'net/rds/connection.c')
-rw-r--r-- | net/rds/connection.c | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/net/rds/connection.c b/net/rds/connection.c index 14f041398ca1..da6da57e5f36 100644 --- a/net/rds/connection.c +++ b/net/rds/connection.c @@ -126,7 +126,10 @@ static struct rds_connection *__rds_conn_create(__be32 laddr, __be32 faddr, struct rds_transport *loop_trans; unsigned long flags; int ret; + struct rds_transport *otrans = trans; + if (!is_outgoing && otrans->t_type == RDS_TRANS_TCP) + goto new_conn; rcu_read_lock(); conn = rds_conn_lookup(head, laddr, faddr, trans); if (conn && conn->c_loopback && conn->c_trans != &rds_loop_transport && @@ -142,6 +145,7 @@ static struct rds_connection *__rds_conn_create(__be32 laddr, __be32 faddr, if (conn) goto out; +new_conn: conn = kmem_cache_zalloc(rds_conn_slab, gfp); if (!conn) { conn = ERR_PTR(-ENOMEM); @@ -230,13 +234,22 @@ static struct rds_connection *__rds_conn_create(__be32 laddr, __be32 faddr, /* Creating normal conn */ struct rds_connection *found; - found = rds_conn_lookup(head, laddr, faddr, trans); + if (!is_outgoing && otrans->t_type == RDS_TRANS_TCP) + found = NULL; + else + found = rds_conn_lookup(head, laddr, faddr, trans); if (found) { trans->conn_free(conn->c_transport_data); kmem_cache_free(rds_conn_slab, conn); conn = found; } else { - hlist_add_head_rcu(&conn->c_hash_node, head); + if ((is_outgoing && otrans->t_type == RDS_TRANS_TCP) || + (otrans->t_type != RDS_TRANS_TCP)) { + /* Only the active side should be added to + * reconnect list for TCP. + */ + hlist_add_head_rcu(&conn->c_hash_node, head); + } rds_cong_add_conn(conn); rds_conn_count++; } |