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RDMA/cma: Use rdma_read_gid_attr_ndev_rcu to access netdev

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To access the netdevice of the GID attribute, use an existing API
rdma_read_gid_attr_ndev_rcu().

This further reduces dependency on open access to netdevice of GID
attribute.

Signed-off-by: Parav Pandit <parav@mellanox.com>
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
This commit is contained in:
Parav Pandit
2019-05-02 10:48:04 +03:00
committed by Jason Gunthorpe
parent a70c07397f
commit adb4a57a7a
4 changed files with 13 additions and 2 deletions
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drivers/infiniband/core/cache.c
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@@ -1249,6 +1249,7 @@ struct net_device *rdma_read_gid_attr_ndev_rcu(const struct ib_gid_attr *attr)
read_unlock_irqrestore(&table->rwlock, flags);
return ndev;
}
EXPORT_SYMBOL(rdma_read_gid_attr_ndev_rcu);
static int get_lower_dev_vlan(struct net_device *lower_dev, void *data)
{