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authorKarsten Graul <kgraul@linux.ibm.com>2020-05-01 12:48:06 +0200
committerDavid S. Miller <davem@davemloft.net>2020-05-01 16:20:04 -0700
commit35dcf7ec02dcff16504bc52a368822254f889f00 (patch)
treee62d69278d6d9f7b9c3ec29b30fea3650861cfcc /net/smc
parentd550066776aae3bb31e0240cab24f62e33c47fd3 (diff)
net/smc: remember PNETID of IB device for later device matching
The PNETID is needed to find an alternate link for a link group. Save the PNETID of the link that is used to create the link group for later device matching. 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')
-rw-r--r--net/smc/smc_core.c2
-rw-r--r--net/smc/smc_core.h2
2 files changed, 4 insertions, 0 deletions
diff --git a/net/smc/smc_core.c b/net/smc/smc_core.c
index 4c3af05d76a5..d7ab92fc5b15 100644
--- a/net/smc/smc_core.c
+++ b/net/smc/smc_core.c
@@ -413,6 +413,8 @@ static int smc_lgr_create(struct smc_sock *smc, struct smc_init_info *ini)
lgr->role = smc->listen_smc ? SMC_SERV : SMC_CLNT;
memcpy(lgr->peer_systemid, ini->ib_lcl->id_for_peer,
SMC_SYSTEMID_LEN);
+ memcpy(lgr->pnet_id, ini->ib_dev->pnetid[ini->ib_port - 1],
+ SMC_MAX_PNETID_LEN);
smc_llc_lgr_init(lgr, smc);
link_idx = SMC_SINGLE_LINK;
diff --git a/net/smc/smc_core.h b/net/smc/smc_core.h
index aa198dd0f0e4..413eaad50c7f 100644
--- a/net/smc/smc_core.h
+++ b/net/smc/smc_core.h
@@ -244,6 +244,8 @@ struct smc_link_group {
u8 next_link_id;
enum smc_lgr_type type;
/* redundancy state */
+ u8 pnet_id[SMC_MAX_PNETID_LEN + 1];
+ /* pnet id of this lgr */
struct list_head llc_event_q;
/* queue for llc events */
spinlock_t llc_event_q_lock;