Commit 63d370a6 authored by Bart Van Assche's avatar Bart Van Assche Committed by Doug Ledford
Browse files

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: default avatarBart Van Assche <bart.vanassche@wdc.com>
Signed-off-by: default avatarDoug Ledford <dledford@redhat.com>
parent 940874f8

drivers/infiniband/ulp/srpt/ib_srpt.c

+6 −2
Original line number Diff line number Diff line
@@ -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",

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