diff options
| author | Parav Pandit <parav@mellanox.com> | 2018-03-13 16:06:18 +0200 |
|---|---|---|
| committer | Jason Gunthorpe <jgg@mellanox.com> | 2018-03-15 15:17:48 -0600 |
| commit | a22af59ea9a5f9496c37bc4e4654da45a4e0ca2a (patch) | |
| tree | 3b2a17b3e51da11af8eef5a8389e747fd567ed57 /drivers/infiniband | |
| parent | 115b68aa6ea4bb7dca1cbf66cb99cefc274180cb (diff) | |
| download | linux-a22af59ea9a5f9496c37bc4e4654da45a4e0ca2a.tar.bz2 | |
IB/cm: Add and use a helper function to add cm_id's to the port list
Add and use helper function add_cm_id_to_port_list() to attach
cm_id to port list.
Reviewed-by: Daniel Jurgens <danielj@mellanox.com>
Signed-off-by: Parav Pandit <parav@mellanox.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'drivers/infiniband')
| -rw-r--r-- | drivers/infiniband/core/cm.c | 31 |
1 files changed, 21 insertions, 10 deletions
diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c index e6749157fd86..c5cd1b3ffa54 100644 --- a/drivers/infiniband/core/cm.c +++ b/drivers/infiniband/core/cm.c @@ -462,6 +462,26 @@ static int cm_init_av_for_response(struct cm_port *port, struct ib_wc *wc, grh, &av->ah_attr); } +static int add_cm_id_to_port_list(struct cm_id_private *cm_id_priv, + struct cm_av *av, + struct cm_port *port) +{ + unsigned long flags; + int ret = 0; + + spin_lock_irqsave(&cm.lock, flags); + + if (&cm_id_priv->av == av) + list_add_tail(&cm_id_priv->prim_list, &port->cm_priv_prim_list); + else if (&cm_id_priv->alt_av == av) + list_add_tail(&cm_id_priv->altr_list, &port->cm_priv_altr_list); + else + ret = -EINVAL; + + spin_unlock_irqrestore(&cm.lock, flags); + return ret; +} + static int cm_init_av_by_path(struct sa_path_rec *path, struct cm_av *av, struct cm_id_private *cm_id_priv) { @@ -502,16 +522,7 @@ static int cm_init_av_by_path(struct sa_path_rec *path, struct cm_av *av, av->timeout = path->packet_life_time + 1; - spin_lock_irqsave(&cm.lock, flags); - if (&cm_id_priv->av == av) - list_add_tail(&cm_id_priv->prim_list, &port->cm_priv_prim_list); - else if (&cm_id_priv->alt_av == av) - list_add_tail(&cm_id_priv->altr_list, &port->cm_priv_altr_list); - else - ret = -EINVAL; - - spin_unlock_irqrestore(&cm.lock, flags); - + ret = add_cm_id_to_port_list(cm_id_priv, av, port); return ret; } |