From f112d53b435692331a50a3780e3ad365b66b1a69 Mon Sep 17 00:00:00 2001 From: Bart Van Assche Date: Wed, 18 Jul 2018 09:25:28 -0700 Subject: net/rds: Simplify ib_post_(send|recv|srq_recv)() calls Instead of declaring and passing a dummy 'bad_wr' pointer, pass NULL as third argument to ib_post_(send|recv|srq_recv)(). Signed-off-by: Bart Van Assche Acked-by: Santosh Shilimkar Signed-off-by: Jason Gunthorpe --- net/rds/ib_frmr.c | 9 +++------ net/rds/ib_recv.c | 6 ++---- 2 files changed, 5 insertions(+), 10 deletions(-) (limited to 'net/rds') diff --git a/net/rds/ib_frmr.c b/net/rds/ib_frmr.c index 0209cd81546c..09ab97475fc9 100644 --- a/net/rds/ib_frmr.c +++ b/net/rds/ib_frmr.c @@ -102,7 +102,6 @@ static void rds_ib_free_frmr(struct rds_ib_mr *ibmr, bool drop) static int rds_ib_post_reg_frmr(struct rds_ib_mr *ibmr) { struct rds_ib_frmr *frmr = &ibmr->u.frmr; - struct ib_send_wr *failed_wr; struct ib_reg_wr reg_wr; int ret, off = 0; @@ -135,8 +134,7 @@ static int rds_ib_post_reg_frmr(struct rds_ib_mr *ibmr) IB_ACCESS_REMOTE_WRITE; reg_wr.wr.send_flags = IB_SEND_SIGNALED; - failed_wr = ®_wr.wr; - ret = ib_post_send(ibmr->ic->i_cm_id->qp, ®_wr.wr, &failed_wr); + ret = ib_post_send(ibmr->ic->i_cm_id->qp, ®_wr.wr, NULL); if (unlikely(ret)) { /* Failure here can be because of -ENOMEM as well */ frmr->fr_state = FRMR_IS_STALE; @@ -229,7 +227,7 @@ out_unmap: static int rds_ib_post_inv(struct rds_ib_mr *ibmr) { - struct ib_send_wr *s_wr, *failed_wr; + struct ib_send_wr *s_wr; struct rds_ib_frmr *frmr = &ibmr->u.frmr; struct rdma_cm_id *i_cm_id = ibmr->ic->i_cm_id; int ret = -EINVAL; @@ -254,8 +252,7 @@ static int rds_ib_post_inv(struct rds_ib_mr *ibmr) s_wr->ex.invalidate_rkey = frmr->mr->rkey; s_wr->send_flags = IB_SEND_SIGNALED; - failed_wr = s_wr; - ret = ib_post_send(i_cm_id->qp, s_wr, &failed_wr); + ret = ib_post_send(i_cm_id->qp, s_wr, NULL); if (unlikely(ret)) { frmr->fr_state = FRMR_IS_STALE; frmr->fr_inv = false; diff --git a/net/rds/ib_recv.c b/net/rds/ib_recv.c index b4e421aa9727..4c5a937304b2 100644 --- a/net/rds/ib_recv.c +++ b/net/rds/ib_recv.c @@ -383,7 +383,6 @@ void rds_ib_recv_refill(struct rds_connection *conn, int prefill, gfp_t gfp) { struct rds_ib_connection *ic = conn->c_transport_data; struct rds_ib_recv_work *recv; - struct ib_recv_wr *failed_wr; unsigned int posted = 0; int ret = 0; bool can_wait = !!(gfp & __GFP_DIRECT_RECLAIM); @@ -417,7 +416,7 @@ void rds_ib_recv_refill(struct rds_connection *conn, int prefill, gfp_t gfp) &recv->r_frag->f_sg)); /* XXX when can this fail? */ - ret = ib_post_recv(ic->i_cm_id->qp, &recv->r_wr, &failed_wr); + ret = ib_post_recv(ic->i_cm_id->qp, &recv->r_wr, NULL); if (ret) { rds_ib_conn_error(conn, "recv post on " "%pI4 returned %d, disconnecting and " @@ -650,7 +649,6 @@ static u64 rds_ib_get_ack(struct rds_ib_connection *ic) static void rds_ib_send_ack(struct rds_ib_connection *ic, unsigned int adv_credits) { struct rds_header *hdr = ic->i_ack; - struct ib_send_wr *failed_wr; u64 seq; int ret; @@ -663,7 +661,7 @@ static void rds_ib_send_ack(struct rds_ib_connection *ic, unsigned int adv_credi rds_message_make_checksum(hdr); ic->i_ack_queued = jiffies; - ret = ib_post_send(ic->i_cm_id->qp, &ic->i_ack_wr, &failed_wr); + ret = ib_post_send(ic->i_cm_id->qp, &ic->i_ack_wr, NULL); if (unlikely(ret)) { /* Failed to send. Release the WR, and * force another ACK. -- cgit v1.2.1