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iser-target: Remove ISER_RECV_DATA_SEG_LEN

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This is the same as ISCSI_DEF_MAX_RECV_SEG_LEN (and must be the same given
the structure layouts), so just use that constant instead.  This also
allows removing ISER_RX_LOGIN_SIZE in favor of ISER_RX_PAYLOAD_SIZE.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Sagi Grimberg <sagig@mellanox.com>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
This commit is contained in:
Christoph Hellwig
2016-02-24 19:24:04 +02:00
committed by Nicholas Bellinger
parent 26c7b673db
commit ed1083b251
2 changed files with 8 additions and 10 deletions
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10
drivers/infiniband/ulp/isert/ib_isert.c
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@@ -596,7 +596,7 @@ isert_free_login_buf(struct isert_conn *isert_conn)
struct ib_device *ib_dev = isert_conn->device->ib_device;
ib_dma_unmap_single(ib_dev, isert_conn->login_rsp_dma,
ISER_RX_LOGIN_SIZE, DMA_TO_DEVICE);
ISER_RX_PAYLOAD_SIZE, DMA_TO_DEVICE);
ib_dma_unmap_single(ib_dev, isert_conn->login_req_dma,
ISCSI_DEF_MAX_RECV_SEG_LEN,
DMA_FROM_DEVICE);
@@ -610,7 +610,7 @@ isert_alloc_login_buf(struct isert_conn *isert_conn,
int ret;
isert_conn->login_buf = kzalloc(ISCSI_DEF_MAX_RECV_SEG_LEN +
ISER_RX_LOGIN_SIZE, GFP_KERNEL);
ISER_RX_PAYLOAD_SIZE, GFP_KERNEL);
if (!isert_conn->login_buf) {
isert_err("Unable to allocate isert_conn->login_buf\n");
return -ENOMEM;
@@ -637,7 +637,7 @@ isert_alloc_login_buf(struct isert_conn *isert_conn,
isert_conn->login_rsp_dma = ib_dma_map_single(ib_dev,
(void *)isert_conn->login_rsp_buf,
ISER_RX_LOGIN_SIZE, DMA_TO_DEVICE);
ISER_RX_PAYLOAD_SIZE, DMA_TO_DEVICE);
ret = ib_dma_mapping_error(ib_dev, isert_conn->login_rsp_dma);
if (ret) {
@@ -1122,7 +1122,7 @@ isert_rdma_post_recvl(struct isert_conn *isert_conn)
memset(&sge, 0, sizeof(struct ib_sge));
sge.addr = isert_conn->login_req_dma;
sge.length = ISER_RX_LOGIN_SIZE;
sge.length = ISER_RX_PAYLOAD_SIZE;
sge.lkey = isert_conn->device->pd->local_dma_lkey;
isert_dbg("Setup sge: addr: %llx length: %d 0x%08x\n",
@@ -1596,7 +1596,7 @@ isert_rcv_completion(struct iser_rx_desc *desc,
if ((char *)desc == isert_conn->login_req_buf) {
rx_dma = isert_conn->login_req_dma;
rx_buflen = ISER_RX_LOGIN_SIZE;
rx_buflen = ISER_RX_PAYLOAD_SIZE;
isert_dbg("login_buf: Using rx_dma: 0x%llx, rx_buflen: %d\n",
rx_dma, rx_buflen);
} else {