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authorSagi Grimberg <sagig@mellanox.com>2015-12-09 15:12:03 +0300
committerDoug Ledford <dledford@redhat.com>2015-12-24 08:17:35 +0300
commitd3cf81f9c805d599e91d1dcaebdd82ec17c299a6 (patch)
tree5021d71936963f0ab47d855530d307e6934fa02d /drivers/infiniband/ulp/isert/ib_isert.c
parent1caa70d8a7c0e8427cb8381f29e759bda4ea2dcd (diff)
downloadlinux-d3cf81f9c805d599e91d1dcaebdd82ec17c299a6.tar.xz
IB/iser,isert: Create and use new shared header
The iser RDMA_CM negotiation protocol is shared by the initiator and the target, so have a shared header for the defines and structure. Move relevant items from the initiator and target headers. Signed-off-by: Sagi Grimberg <sagig@mellanox.com> Signed-off-by: Jenny Derzhavetz <jennyf@mellanox.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband/ulp/isert/ib_isert.c')
-rw-r--r--drivers/infiniband/ulp/isert/ib_isert.c22
1 files changed, 11 insertions, 11 deletions
diff --git a/drivers/infiniband/ulp/isert/ib_isert.c b/drivers/infiniband/ulp/isert/ib_isert.c
index 7468216c7adc..dafbd731e90b 100644
--- a/drivers/infiniband/ulp/isert/ib_isert.c
+++ b/drivers/infiniband/ulp/isert/ib_isert.c
@@ -1028,8 +1028,8 @@ isert_create_send_desc(struct isert_conn *isert_conn,
ib_dma_sync_single_for_cpu(ib_dev, tx_desc->dma_addr,
ISER_HEADERS_LEN, DMA_TO_DEVICE);
- memset(&tx_desc->iser_header, 0, sizeof(struct iser_hdr));
- tx_desc->iser_header.flags = ISER_VER;
+ memset(&tx_desc->iser_header, 0, sizeof(struct iser_ctrl));
+ tx_desc->iser_header.flags = ISCSI_CTRL;
tx_desc->num_sge = 1;
tx_desc->isert_cmd = isert_cmd;
@@ -1521,21 +1521,21 @@ isert_rx_opcode(struct isert_conn *isert_conn, struct iser_rx_desc *rx_desc,
static void
isert_rx_do_work(struct iser_rx_desc *rx_desc, struct isert_conn *isert_conn)
{
- struct iser_hdr *iser_hdr = &rx_desc->iser_header;
+ struct iser_ctrl *iser_ctrl = &rx_desc->iser_header;
uint64_t read_va = 0, write_va = 0;
uint32_t read_stag = 0, write_stag = 0;
- switch (iser_hdr->flags & 0xF0) {
+ switch (iser_ctrl->flags & 0xF0) {
case ISCSI_CTRL:
- if (iser_hdr->flags & ISER_RSV) {
- read_stag = be32_to_cpu(iser_hdr->read_stag);
- read_va = be64_to_cpu(iser_hdr->read_va);
+ if (iser_ctrl->flags & ISER_RSV) {
+ read_stag = be32_to_cpu(iser_ctrl->read_stag);
+ read_va = be64_to_cpu(iser_ctrl->read_va);
isert_dbg("ISER_RSV: read_stag: 0x%x read_va: 0x%llx\n",
read_stag, (unsigned long long)read_va);
}
- if (iser_hdr->flags & ISER_WSV) {
- write_stag = be32_to_cpu(iser_hdr->write_stag);
- write_va = be64_to_cpu(iser_hdr->write_va);
+ if (iser_ctrl->flags & ISER_WSV) {
+ write_stag = be32_to_cpu(iser_ctrl->write_stag);
+ write_va = be64_to_cpu(iser_ctrl->write_va);
isert_dbg("ISER_WSV: write_stag: 0x%x write_va: 0x%llx\n",
write_stag, (unsigned long long)write_va);
}
@@ -1546,7 +1546,7 @@ isert_rx_do_work(struct iser_rx_desc *rx_desc, struct isert_conn *isert_conn)
isert_err("iSER Hello message\n");
break;
default:
- isert_warn("Unknown iSER hdr flags: 0x%02x\n", iser_hdr->flags);
+ isert_warn("Unknown iSER hdr flags: 0x%02x\n", iser_ctrl->flags);
break;
}