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net/smc: move llc layer related init and clear into smc_llc.c

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Introduce smc_llc_lgr_init() and smc_llc_lgr_clear() to implement all
llc layer specific initialization and cleanup in module smc_llc.c.

Signed-off-by: Karsten Graul <kgraul@linux.ibm.com>
Reviewed-by: Ursula Braun <ubraun@linux.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Karsten Graul
2020-04-29 17:10:49 +02:00
committed by David S. Miller
parent faca536008
commit 00a049cfde
5 changed files with 31 additions and 14 deletions
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26
net/smc/smc_llc.c
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@@ -493,7 +493,7 @@ static void smc_llc_rx_delete_rkey(struct smc_link *link,
}
/* flush the llc event queue */
void smc_llc_event_flush(struct smc_link_group *lgr)
static void smc_llc_event_flush(struct smc_link_group *lgr)
{
struct smc_llc_qentry *qentry, *q;
@@ -669,6 +669,23 @@ out:
schedule_delayed_work(&link->llc_testlink_wrk, next_interval);
}
void smc_llc_lgr_init(struct smc_link_group *lgr, struct smc_sock *smc)
{
struct net *net = sock_net(smc->clcsock->sk);
INIT_WORK(&lgr->llc_event_work, smc_llc_event_work);
INIT_LIST_HEAD(&lgr->llc_event_q);
spin_lock_init(&lgr->llc_event_q_lock);
lgr->llc_testlink_time = net->ipv4.sysctl_tcp_keepalive_time;
}
/* called after lgr was removed from lgr_list */
void smc_llc_lgr_clear(struct smc_link_group *lgr)
{
smc_llc_event_flush(lgr);
cancel_work_sync(&lgr->llc_event_work);
}
int smc_llc_link_init(struct smc_link *link)
{
init_completion(&link->llc_confirm);
@@ -679,16 +696,15 @@ int smc_llc_link_init(struct smc_link *link)
init_completion(&link->llc_delete_rkey_resp);
mutex_init(&link->llc_delete_rkey_mutex);
init_completion(&link->llc_testlink_resp);
INIT_WORK(&link->lgr->llc_event_work, smc_llc_event_work);
INIT_DELAYED_WORK(&link->llc_testlink_wrk, smc_llc_testlink_work);
return 0;
}
void smc_llc_link_active(struct smc_link *link, int testlink_time)
void smc_llc_link_active(struct smc_link *link)
{
link->state = SMC_LNK_ACTIVE;
if (testlink_time) {
link->llc_testlink_time = testlink_time * HZ;
if (link->lgr->llc_testlink_time) {
link->llc_testlink_time = link->lgr->llc_testlink_time * HZ;
schedule_delayed_work(&link->llc_testlink_wrk,
link->llc_testlink_time);
}