Commit e6e52aec authored by Sagi Grimberg's avatar Sagi Grimberg Committed by Doug Ledford

RDMA/iser: don't send an rkey if all data is written as immadiate-data

We might get some bogus error completions in case the target will
remotely invalidate the rkey and the HCA will need to retransmit
from this buffer.
Signed-off-by: default avatarSagi Grimberg <sagi@grimberg.me>
Signed-off-by: default avatarDoug Ledford <dledford@redhat.com>
parent 12171971
...@@ -137,8 +137,10 @@ iser_prepare_write_cmd(struct iscsi_task *task, ...@@ -137,8 +137,10 @@ iser_prepare_write_cmd(struct iscsi_task *task,
if (unsol_sz < edtl) { if (unsol_sz < edtl) {
hdr->flags |= ISER_WSV; hdr->flags |= ISER_WSV;
hdr->write_stag = cpu_to_be32(mem_reg->rkey); if (buf_out->data_len > imm_sz) {
hdr->write_va = cpu_to_be64(mem_reg->sge.addr + unsol_sz); hdr->write_stag = cpu_to_be32(mem_reg->rkey);
hdr->write_va = cpu_to_be64(mem_reg->sge.addr + unsol_sz);
}
iser_dbg("Cmd itt:%d, WRITE tags, RKEY:%#.4X " iser_dbg("Cmd itt:%d, WRITE tags, RKEY:%#.4X "
"VA:%#llX + unsol:%d\n", "VA:%#llX + unsol:%d\n",
......
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