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authorKarsten Graul <kgraul@linux.ibm.com>2020-04-30 16:55:42 +0300
committerDavid S. Miller <davem@davemloft.net>2020-04-30 22:44:33 +0300
commit4667bb4aaabf87d6b97be1b4671b9db340a58cdc (patch)
treeb14d05ced2ae8c025759dada41380196a96fbe1d /net/smc/smc_llc.c
parent92334cfcb3a2a102dc1b23513bbe2fca4347e2d6 (diff)
downloadlinux-4667bb4aaabf87d6b97be1b4671b9db340a58cdc.tar.xz
net/smc: adapt SMC server code to use the LLC flow
Change the code that processes the SMC server part of connection establishment to use the LLC flow framework (CONFIRM_LINK response messages). 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_llc.c')
-rw-r--r--net/smc/smc_llc.c20
1 files changed, 5 insertions, 15 deletions
diff --git a/net/smc/smc_llc.c b/net/smc/smc_llc.c
index 9248b90fe37e..5381b16fd482 100644
--- a/net/smc/smc_llc.c
+++ b/net/smc/smc_llc.c
@@ -724,26 +724,18 @@ static void smc_llc_rx_response(struct smc_link *link,
{
u8 llc_type = qentry->msg.raw.hdr.common.type;
union smc_llc_msg *llc = &qentry->msg;
- int rc = 0;
switch (llc_type) {
case SMC_LLC_TEST_LINK:
if (link->state == SMC_LNK_ACTIVE)
complete(&link->llc_testlink_resp);
break;
- case SMC_LLC_CONFIRM_LINK:
- if (!(llc->raw.hdr.flags & SMC_LLC_FLAG_NO_RMBE_EYEC))
- rc = ENOTSUPP;
- if (link->lgr->role == SMC_SERV &&
- link->state == SMC_LNK_ACTIVATING) {
- link->llc_confirm_resp_rc = rc;
- complete(&link->llc_confirm_resp);
- }
- break;
case SMC_LLC_ADD_LINK:
- if (link->state == SMC_LNK_ACTIVATING)
- complete(&link->llc_add_resp);
- break;
+ case SMC_LLC_CONFIRM_LINK:
+ /* assign responses to the local flow, we requested them */
+ smc_llc_flow_qentry_set(&link->lgr->llc_flow_lcl, qentry);
+ wake_up_interruptible(&link->lgr->llc_waiter);
+ return;
case SMC_LLC_DELETE_LINK:
if (link->lgr->role == SMC_SERV)
smc_lgr_schedule_free_work_fast(link->lgr);
@@ -866,9 +858,7 @@ void smc_llc_lgr_clear(struct smc_link_group *lgr)
int smc_llc_link_init(struct smc_link *link)
{
init_completion(&link->llc_confirm);
- init_completion(&link->llc_confirm_resp);
init_completion(&link->llc_add);
- init_completion(&link->llc_add_resp);
init_completion(&link->llc_confirm_rkey_resp);
init_completion(&link->llc_delete_rkey_resp);
mutex_init(&link->llc_delete_rkey_mutex);