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| author | Karsten Graul <kgraul@linux.ibm.com> | 2020-04-29 17:10:40 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2020-04-29 12:26:32 -0700 |
| commit | 387707fdf48697c667dd5e9715ac4feb41602d15 (patch) | |
| tree | c6613774062587509d31e09dca852dd3ae6e51a5 /net/smc/af_smc.c | |
| parent | 026c381fb4778d0d44af57b7ff674f31f04af221 (diff) | |
| download | linux-387707fdf48697c667dd5e9715ac4feb41602d15.tar.gz linux-387707fdf48697c667dd5e9715ac4feb41602d15.tar.bz2 linux-387707fdf48697c667dd5e9715ac4feb41602d15.zip | |
net/smc: convert static link ID to dynamic references
As a preparation for the support of multiple links remove the usage of
a static link id (SMC_SINGLE_LINK) and allow dynamic link ids.
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/af_smc.c')
| -rw-r--r-- | net/smc/af_smc.c | 17 |
1 files changed, 6 insertions, 11 deletions
diff --git a/net/smc/af_smc.c b/net/smc/af_smc.c index 6fd44bdb0fc3..6e4bad8c64a8 100644 --- a/net/smc/af_smc.c +++ b/net/smc/af_smc.c @@ -343,7 +343,7 @@ static int smc_reg_rmb(struct smc_link *link, struct smc_buf_desc *rmb_desc, { if (!rmb_desc->wr_reg) { /* register memory region for new rmb */ - if (smc_wr_reg_send(link, rmb_desc->mr_rx[SMC_SINGLE_LINK])) { + if (smc_wr_reg_send(link, rmb_desc->mr_rx[link->link_idx])) { rmb_desc->regerr = 1; return -EFAULT; } @@ -362,12 +362,10 @@ static int smc_reg_rmb(struct smc_link *link, struct smc_buf_desc *rmb_desc, static int smc_clnt_conf_first_link(struct smc_sock *smc) { struct net *net = sock_net(smc->clcsock->sk); - struct smc_link_group *lgr = smc->conn.lgr; - struct smc_link *link; + struct smc_link *link = smc->conn.lnk; int rest; int rc; - link = &lgr->lnk[SMC_SINGLE_LINK]; /* receive CONFIRM LINK request from server over RoCE fabric */ rest = wait_for_completion_interruptible_timeout( &link->llc_confirm, @@ -610,7 +608,7 @@ static int smc_connect_rdma(struct smc_sock *smc, mutex_unlock(&smc_client_lgr_pending); return reason_code; } - link = &smc->conn.lgr->lnk[SMC_SINGLE_LINK]; + link = smc->conn.lnk; smc_conn_save_peer_info(smc, aclc); @@ -1002,13 +1000,10 @@ void smc_close_non_accepted(struct sock *sk) static int smc_serv_conf_first_link(struct smc_sock *smc) { struct net *net = sock_net(smc->clcsock->sk); - struct smc_link_group *lgr = smc->conn.lgr; - struct smc_link *link; + struct smc_link *link = smc->conn.lnk; int rest; int rc; - link = &lgr->lnk[SMC_SINGLE_LINK]; - if (smc_reg_rmb(link, smc->conn.rmb_desc, false)) return SMC_CLC_DECL_ERR_REGRMB; @@ -1194,7 +1189,7 @@ static int smc_listen_ism_init(struct smc_sock *new_smc, /* listen worker: register buffers */ static int smc_listen_rdma_reg(struct smc_sock *new_smc, int local_contact) { - struct smc_link *link = &new_smc->conn.lgr->lnk[SMC_SINGLE_LINK]; + struct smc_link *link = new_smc->conn.lnk; if (local_contact != SMC_FIRST_CONTACT) { if (smc_reg_rmb(link, new_smc->conn.rmb_desc, true)) @@ -1210,7 +1205,7 @@ static int smc_listen_rdma_finish(struct smc_sock *new_smc, struct smc_clc_msg_accept_confirm *cclc, int local_contact) { - struct smc_link *link = &new_smc->conn.lgr->lnk[SMC_SINGLE_LINK]; + struct smc_link *link = new_smc->conn.lnk; int reason_code = 0; if (local_contact == SMC_FIRST_CONTACT) |