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>
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@ -413,6 +413,8 @@ static int smc_lgr_create(struct smc_sock *smc, struct smc_init_info *ini)
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lgr->role = smc->listen_smc ? SMC_SERV : SMC_CLNT;
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memcpy(lgr->peer_systemid, ini->ib_lcl->id_for_peer,
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SMC_SYSTEMID_LEN);
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memcpy(lgr->pnet_id, ini->ib_dev->pnetid[ini->ib_port - 1],
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SMC_MAX_PNETID_LEN);
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smc_llc_lgr_init(lgr, smc);
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link_idx = SMC_SINGLE_LINK;
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@ -244,6 +244,8 @@ struct smc_link_group {
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u8 next_link_id;
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enum smc_lgr_type type;
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/* redundancy state */
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u8 pnet_id[SMC_MAX_PNETID_LEN + 1];
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/* pnet id of this lgr */
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struct list_head llc_event_q;
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/* queue for llc events */
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spinlock_t llc_event_q_lock;
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