diff options
| author | Matan Barak <matanb@mellanox.com> | 2015-10-15 18:38:48 +0300 |
|---|---|---|
| committer | Doug Ledford <dledford@redhat.com> | 2015-10-21 23:48:17 -0400 |
| commit | c2c6ff134596e2691de7506667b712bef93cb1f0 (patch) | |
| tree | 32ad881d5c12c099985032f1003523ab03db43b8 /drivers/infiniband | |
| parent | ba36e37fd3ca3dc8f215b14bcfdccf9f41b65767 (diff) | |
| download | blackbird-op-linux-c2c6ff134596e2691de7506667b712bef93cb1f0.tar.gz blackbird-op-linux-c2c6ff134596e2691de7506667b712bef93cb1f0.zip | |
IB/cm: cm_init_av_by_path should find a GID by its netdevice
Previously, the CM has searched the cache for any sgid_index whose
GID matches the path's GID. Since the path record stores the net
device, the CM should now search only for GIDs which originated from
this net device.
Signed-off-by: Matan Barak <matanb@mellanox.com>
Reviewed-By: Devesh Sharma <devesh.sharma@avagotech.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband')
| -rw-r--r-- | drivers/infiniband/core/cm.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c index 2d8a0e4c42d6..db242bb00299 100644 --- a/drivers/infiniband/core/cm.c +++ b/drivers/infiniband/core/cm.c @@ -361,17 +361,21 @@ static int cm_init_av_by_path(struct ib_sa_path_rec *path, struct cm_av *av) unsigned long flags; int ret; u8 p; + struct net_device *ndev = ib_get_ndev_from_path(path); read_lock_irqsave(&cm.device_lock, flags); list_for_each_entry(cm_dev, &cm.device_list, list) { if (!ib_find_cached_gid(cm_dev->ib_device, &path->sgid, - NULL, &p, NULL)) { + ndev, &p, NULL)) { port = cm_dev->port[p-1]; break; } } read_unlock_irqrestore(&cm.device_lock, flags); + if (ndev) + dev_put(ndev); + if (!port) return -EINVAL; @@ -384,7 +388,6 @@ static int cm_init_av_by_path(struct ib_sa_path_rec *path, struct cm_av *av) ib_init_ah_from_path(cm_dev->ib_device, port->port_num, path, &av->ah_attr); av->timeout = path->packet_life_time + 1; - memcpy(av->smac, path->smac, sizeof(av->smac)); av->valid = 1; return 0; |
