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IB/srpt: Log all zero-length writes and completions 

The new pr_debug() statements are useful when debugging the ib_srpt
driver.

Signed-off-by: Bart Van Assche <bart.vanassche@wdc.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
hifive-unleashed-5.1
Bart Van Assche 2018-01-16 16:14:12 -08:00 committed by Doug Ledford
parent 940874f8be
commit 63d370a6a9
1 changed files with 6 additions and 2 deletions
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8
drivers/infiniband/ulp/srpt/ib_srpt.c
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@ -840,6 +840,9 @@ static int srpt_zerolength_write(struct srpt_rdma_ch *ch)
{
struct ib_send_wr wr, *bad_wr;
pr_debug("%s-%d: queued zerolength write\n", ch->sess_name,
ch->qp->qp_num);
memset(&wr, 0, sizeof(wr));
wr.opcode = IB_WR_RDMA_WRITE;
wr.wr_cqe = &ch->zw_cqe;
@ -851,6 +854,9 @@ static void srpt_zerolength_write_done(struct ib_cq *cq, struct ib_wc *wc)
{
struct srpt_rdma_ch *ch = cq->cq_context;
pr_debug("%s-%d wc->status %d\n", ch->sess_name, ch->qp->qp_num,
wc->status);
if (wc->status == IB_WC_SUCCESS) {
srpt_process_wait_list(ch);
} else {
@ -1804,8 +1810,6 @@ static bool srpt_close_ch(struct srpt_rdma_ch *ch)
pr_err("%s-%d: changing queue pair into error state failed: %d\n",
ch->sess_name, ch->qp->qp_num, ret);
pr_debug("%s-%d: queued zerolength write\n", ch->sess_name,
ch->qp->qp_num);
ret = srpt_zerolength_write(ch);
if (ret < 0) {
pr_err("%s-%d: queuing zero-length write failed: %d\n",