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RDMA/ocrdma: Initialize the GID table while registering the device

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Current GID table gets updated only at the time of inet notification.
Fix this by initializing the table at the time of device registration.

Signed-off-by: Selvin Xavier <selvin.xavier@emulex.com>
Signed-off-by: Devesh Sharma <devesh.sharma@emulex.com>
Signed-off-by: Somnath Kotur <somnath.kotur@emulex.com>
Signed-off-by: Roland Dreier <roland@purestorage.com>
This commit is contained in:
Selvin Xavier 2014-06-10 19:32:25 +05:30 committed by Roland Dreier
parent 4f1df8440d
commit b8806324ea
1 changed files with 53 additions and 0 deletions
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53
drivers/infiniband/hw/ocrdma/ocrdma_main.c
View file

@ -388,6 +388,58 @@ static void ocrdma_remove_sysfiles(struct ocrdma_dev *dev)
device_remove_file(&dev->ibdev.dev, ocrdma_attributes[i]);
}
static void ocrdma_init_ipv4_gids(struct ocrdma_dev *dev,
struct net_device *net)
{
struct in_device *in_dev;
union ib_gid gid;
in_dev = in_dev_get(net);
if (in_dev) {
for_ifa(in_dev) {
ipv6_addr_set_v4mapped(ifa->ifa_address,
(struct in6_addr *)&gid);
ocrdma_add_sgid(dev, &gid);
}
endfor_ifa(in_dev);
in_dev_put(in_dev);
}
}
static void ocrdma_init_ipv6_gids(struct ocrdma_dev *dev,
struct net_device *net)
{
#if IS_ENABLED(CONFIG_IPV6)
struct inet6_dev *in6_dev;
union ib_gid *pgid;
struct inet6_ifaddr *ifp;
in6_dev = in6_dev_get(net);
if (in6_dev) {
read_lock_bh(&in6_dev->lock);
list_for_each_entry(ifp, &in6_dev->addr_list, if_list) {
pgid = (union ib_gid *)&ifp->addr;
ocrdma_add_sgid(dev, pgid);
}
read_unlock_bh(&in6_dev->lock);
in6_dev_put(in6_dev);
}
#endif
}
static void ocrdma_init_gid_table(struct ocrdma_dev *dev)
{
struct net_device *net_dev;
for_each_netdev(&init_net, net_dev) {
struct net_device *real_dev = rdma_vlan_dev_real_dev(net_dev) ?
rdma_vlan_dev_real_dev(net_dev) : net_dev;
if (real_dev == dev->nic_info.netdev) {
ocrdma_init_ipv4_gids(dev, net_dev);
ocrdma_init_ipv6_gids(dev, net_dev);
}
}
}
static struct ocrdma_dev *ocrdma_add(struct be_dev_info *dev_info)
{
int status = 0, i;
@ -416,6 +468,7 @@ static struct ocrdma_dev *ocrdma_add(struct be_dev_info *dev_info)
goto alloc_err;
ocrdma_init_service_level(dev);
ocrdma_init_gid_table(dev);
status = ocrdma_register_device(dev);
if (status)
goto alloc_err;