diff options
| author | Karsten Graul <kgraul@linux.ibm.com> | 2020-04-29 17:10:40 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2020-04-29 21:26:32 +0200 |
| commit | 387707fdf48697c667dd5e9715ac4feb41602d15 (patch) | |
| tree | c6613774062587509d31e09dca852dd3ae6e51a5 /net/smc/smc_tx.c | |
| parent | net/smc: introduce link_idx for link group array (diff) | |
| download | linux-387707fdf48697c667dd5e9715ac4feb41602d15.tar.xz 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/smc_tx.c')
| -rw-r--r-- | net/smc/smc_tx.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/net/smc/smc_tx.c b/net/smc/smc_tx.c index 9f1ade86d70e..d74bfe6a90f1 100644 --- a/net/smc/smc_tx.c +++ b/net/smc/smc_tx.c @@ -269,19 +269,18 @@ static int smc_tx_rdma_write(struct smc_connection *conn, int peer_rmbe_offset, int num_sges, struct ib_rdma_wr *rdma_wr) { struct smc_link_group *lgr = conn->lgr; - struct smc_link *link; + struct smc_link *link = conn->lnk; int rc; - link = &lgr->lnk[SMC_SINGLE_LINK]; rdma_wr->wr.wr_id = smc_wr_tx_get_next_wr_id(link); rdma_wr->wr.num_sge = num_sges; rdma_wr->remote_addr = - lgr->rtokens[conn->rtoken_idx][SMC_SINGLE_LINK].dma_addr + + lgr->rtokens[conn->rtoken_idx][link->link_idx].dma_addr + /* RMBE within RMB */ conn->tx_off + /* offset within RMBE */ peer_rmbe_offset; - rdma_wr->rkey = lgr->rtokens[conn->rtoken_idx][SMC_SINGLE_LINK].rkey; + rdma_wr->rkey = lgr->rtokens[conn->rtoken_idx][link->link_idx].rkey; rc = ib_post_send(link->roce_qp, &rdma_wr->wr, NULL); if (rc) smc_lgr_terminate_sched(lgr); @@ -310,8 +309,10 @@ static int smcr_tx_rdma_writes(struct smc_connection *conn, size_t len, size_t dst_off, size_t dst_len, struct smc_rdma_wr *wr_rdma_buf) { + struct smc_link *link = conn->lnk; + dma_addr_t dma_addr = - sg_dma_address(conn->sndbuf_desc->sgt[SMC_SINGLE_LINK].sgl); + sg_dma_address(conn->sndbuf_desc->sgt[link->link_idx].sgl); int src_len_sum = src_len, dst_len_sum = dst_len; int sent_count = src_off; int srcchunk, dstchunk; @@ -507,7 +508,7 @@ static int smcr_tx_sndbuf_nonempty(struct smc_connection *conn) if (!pflags->urg_data_present) { rc = smc_tx_rdma_writes(conn, wr_rdma_buf); if (rc) { - smc_wr_tx_put_slot(&conn->lgr->lnk[SMC_SINGLE_LINK], + smc_wr_tx_put_slot(conn->lnk, (struct smc_wr_tx_pend_priv *)pend); goto out_unlock; } |