summaryrefslogtreecommitdiffstats
path: root/net/smc/smc_core.c
diff options
context:
space:
mode:
authorKarsten Graul <kgraul@linux.ibm.com>2020-05-03 14:38:47 +0200
committerDavid S. Miller <davem@davemloft.net>2020-05-03 16:07:23 -0700
commit9ec6bf19ec8bb19f4211f6a2bf62c079d46b54ea (patch)
treee50e84e2256eed5751bd859f52a9a9afc201c659 /net/smc/smc_core.c
parentc9a5d243035161f06175a7c6d487c9860e0f179a (diff)
net/smc: llc_del_link_work and use the LLC flow for delete link
Introduce a work that is scheduled when a new DELETE_LINK LLC request is received. The work will call either the SMC client or SMC server DELETE_LINK processing. And use the LLC flow framework to process incoming DELETE_LINK LLC messages, scheduling the llc_del_link_work for those events. With these changes smc_lgr_forget() is only called by one function and can be migrated into smc_lgr_cleanup_early(). 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>
Diffstat (limited to 'net/smc/smc_core.c')
-rw-r--r--net/smc/smc_core.c22
1 files changed, 8 insertions, 14 deletions
diff --git a/net/smc/smc_core.c b/net/smc/smc_core.c
index 2f8faa9c9e8e..a964304283fa 100644
--- a/net/smc/smc_core.c
+++ b/net/smc/smc_core.c
@@ -193,12 +193,19 @@ static void smc_lgr_unregister_conn(struct smc_connection *conn)
void smc_lgr_cleanup_early(struct smc_connection *conn)
{
struct smc_link_group *lgr = conn->lgr;
+ struct list_head *lgr_list;
+ spinlock_t *lgr_lock;
if (!lgr)
return;
smc_conn_free(conn);
- smc_lgr_forget(lgr);
+ lgr_list = smc_lgr_list_head(lgr, &lgr_lock);
+ spin_lock_bh(lgr_lock);
+ /* do not use this link group for new connections */
+ if (!list_empty(lgr_list))
+ list_del_init(lgr_list);
+ spin_unlock_bh(lgr_lock);
smc_lgr_schedule_free_work_fast(lgr);
}
@@ -653,19 +660,6 @@ static void smc_lgr_free(struct smc_link_group *lgr)
kfree(lgr);
}
-void smc_lgr_forget(struct smc_link_group *lgr)
-{
- struct list_head *lgr_list;
- spinlock_t *lgr_lock;
-
- lgr_list = smc_lgr_list_head(lgr, &lgr_lock);
- spin_lock_bh(lgr_lock);
- /* do not use this link group for new connections */
- if (!list_empty(lgr_list))
- list_del_init(lgr_list);
- spin_unlock_bh(lgr_lock);
-}
-
static void smcd_unregister_all_dmbs(struct smc_link_group *lgr)
{
int i;