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IB/core: Register SA ibnl client during ib_core initialization

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Move SA ibnl client registration to ib_core module init.
This will allow us to register a single client to handle
all RDMA_NL_LS operations and make it SA independent.

Signed-off-by: Mark Bloch <markb@mellanox.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
Mark Bloch 2016-05-19 17:12:35 +03:00 committed by Doug Ledford
parent c34d376187
commit 735c631ae9
3 changed files with 38 additions and 22 deletions
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5
drivers/infiniband/core/core_priv.h
View File

@ -146,4 +146,9 @@ void ib_mad_cleanup(void);
int ib_sa_init(void); int ib_sa_init(void);
void ib_sa_cleanup(void); void ib_sa_cleanup(void);
int ib_nl_handle_resolve_resp(struct sk_buff *skb,
struct netlink_callback *cb);
int ib_nl_handle_set_timeout(struct sk_buff *skb,
struct netlink_callback *cb);
#endif /* _CORE_PRIV_H */ #endif /* _CORE_PRIV_H */

28
drivers/infiniband/core/device.c
View File

@ -955,6 +955,26 @@ struct net_device *ib_get_net_dev_by_params(struct ib_device *dev,
} }
EXPORT_SYMBOL(ib_get_net_dev_by_params); EXPORT_SYMBOL(ib_get_net_dev_by_params);
static struct ibnl_client_cbs ibnl_ls_cb_table[] = {
[RDMA_NL_LS_OP_RESOLVE] = {
.dump = ib_nl_handle_resolve_resp,
.module = THIS_MODULE },
[RDMA_NL_LS_OP_SET_TIMEOUT] = {
.dump = ib_nl_handle_set_timeout,
.module = THIS_MODULE },
};
static int ib_add_ibnl_clients(void)
{
return ibnl_add_client(RDMA_NL_LS, ARRAY_SIZE(ibnl_ls_cb_table),
ibnl_ls_cb_table);
}
static void ib_remove_ibnl_clients(void)
{
ibnl_remove_client(RDMA_NL_LS);
}
static int __init ib_core_init(void) static int __init ib_core_init(void)
{ {
int ret; int ret;
@ -1001,10 +1021,17 @@ static int __init ib_core_init(void)
goto err_mad; goto err_mad;
} }
if (ib_add_ibnl_clients()) {
pr_warn("Couldn't register ibnl clients\n");
goto err_sa;
}
ib_cache_setup(); ib_cache_setup();
return 0; return 0;
err_sa:
ib_sa_cleanup();
err_mad: err_mad:
ib_mad_cleanup(); ib_mad_cleanup();
err_addr: err_addr:
@ -1023,6 +1050,7 @@ err:
static void __exit ib_core_cleanup(void) static void __exit ib_core_cleanup(void)
{ {
ib_cache_cleanup(); ib_cache_cleanup();
ib_remove_ibnl_clients();
ib_sa_cleanup(); ib_sa_cleanup();
ib_mad_cleanup(); ib_mad_cleanup();
addr_cleanup(); addr_cleanup();

27
drivers/infiniband/core/sa_query.c
View File

@ -701,8 +701,8 @@ static void ib_nl_request_timeout(struct work_struct *work)
spin_unlock_irqrestore(&ib_nl_request_lock, flags); spin_unlock_irqrestore(&ib_nl_request_lock, flags);
} }
static int ib_nl_handle_set_timeout(struct sk_buff *skb, int ib_nl_handle_set_timeout(struct sk_buff *skb,
struct netlink_callback *cb) struct netlink_callback *cb)
{ {
const struct nlmsghdr *nlh = (struct nlmsghdr *)cb->nlh; const struct nlmsghdr *nlh = (struct nlmsghdr *)cb->nlh;
int timeout, delta, abs_delta; int timeout, delta, abs_delta;
@ -778,8 +778,8 @@ static inline int ib_nl_is_good_resolve_resp(const struct nlmsghdr *nlh)
return 1; return 1;
} }
static int ib_nl_handle_resolve_resp(struct sk_buff *skb, int ib_nl_handle_resolve_resp(struct sk_buff *skb,
struct netlink_callback *cb) struct netlink_callback *cb)
{ {
const struct nlmsghdr *nlh = (struct nlmsghdr *)cb->nlh; const struct nlmsghdr *nlh = (struct nlmsghdr *)cb->nlh;
unsigned long flags; unsigned long flags;
@ -834,15 +834,6 @@ resp_out:
return skb->len; return skb->len;
} }
static struct ibnl_client_cbs ib_sa_cb_table[] = {
[RDMA_NL_LS_OP_RESOLVE] = {
.dump = ib_nl_handle_resolve_resp,
.module = THIS_MODULE },
[RDMA_NL_LS_OP_SET_TIMEOUT] = {
.dump = ib_nl_handle_set_timeout,
.module = THIS_MODULE },
};
static void free_sm_ah(struct kref *kref) static void free_sm_ah(struct kref *kref)
{ {
struct ib_sa_sm_ah *sm_ah = container_of(kref, struct ib_sa_sm_ah, ref); struct ib_sa_sm_ah *sm_ah = container_of(kref, struct ib_sa_sm_ah, ref);
@ -1816,17 +1807,10 @@ int ib_sa_init(void)
goto err3; goto err3;
} }
if (ibnl_add_client(RDMA_NL_LS, ARRAY_SIZE(ib_sa_cb_table),
ib_sa_cb_table)) {
pr_err("Failed to add netlink callback\n");
ret = -EINVAL;
goto err4;
}
INIT_DELAYED_WORK(&ib_nl_timed_work, ib_nl_request_timeout); INIT_DELAYED_WORK(&ib_nl_timed_work, ib_nl_request_timeout);
return 0; return 0;
err4:
destroy_workqueue(ib_nl_wq);
err3: err3:
mcast_cleanup(); mcast_cleanup();
err2: err2:
@ -1837,7 +1821,6 @@ err1:
void ib_sa_cleanup(void) void ib_sa_cleanup(void)
{ {
ibnl_remove_client(RDMA_NL_LS);
cancel_delayed_work(&ib_nl_timed_work); cancel_delayed_work(&ib_nl_timed_work);
flush_workqueue(ib_nl_wq); flush_workqueue(ib_nl_wq);
destroy_workqueue(ib_nl_wq); destroy_workqueue(ib_nl_wq);