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| author | Ursula Braun <ubraun@linux.vnet.ibm.com> | 2017-07-28 13:56:19 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-07-29 11:22:58 -0700 |
| commit | 9d8fb6173477ad61364eeab652a87c2a295fa601 (patch) | |
| tree | 9e9baab364d66d36337bac11380d87fc80ab0143 /net/smc/smc_tx.c | |
| parent | d5b361b0dc3aa319522ef593b9bbf19ac3db23c5 (diff) | |
| download | lwn-9d8fb6173477ad61364eeab652a87c2a295fa601.tar.gz lwn-9d8fb6173477ad61364eeab652a87c2a295fa601.zip | |
net/smc: introduce sg-logic for send buffers
SMC send buffers are processed the same way as RMBs. Since RMBs have
been converted to sg-logic, do the same for send buffers.
Signed-off-by: Ursula Braun <ubraun@linux.vnet.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 | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/net/smc/smc_tx.c b/net/smc/smc_tx.c index 21ec1832ab51..f4d58e2dd559 100644 --- a/net/smc/smc_tx.c +++ b/net/smc/smc_tx.c @@ -277,6 +277,7 @@ static int smc_tx_rdma_writes(struct smc_connection *conn) struct smc_link_group *lgr = conn->lgr; int to_send, rmbespace; struct smc_link *link; + dma_addr_t dma_addr; int num_sges; int rc; @@ -334,12 +335,11 @@ static int smc_tx_rdma_writes(struct smc_connection *conn) src_len = conn->sndbuf_size - sent.count; } src_len_sum = src_len; + dma_addr = sg_dma_address(conn->sndbuf_desc->sgt[SMC_SINGLE_LINK].sgl); for (dstchunk = 0; dstchunk < 2; dstchunk++) { num_sges = 0; for (srcchunk = 0; srcchunk < 2; srcchunk++) { - sges[srcchunk].addr = - conn->sndbuf_desc->dma_addr[SMC_SINGLE_LINK] + - src_off; + sges[srcchunk].addr = dma_addr + src_off; sges[srcchunk].length = src_len; sges[srcchunk].lkey = link->roce_pd->local_dma_lkey; num_sges++; |