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path: root/net/sunrpc/xprtrdma/svc_rdma_rw.c
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Diffstat (limited to 'net/sunrpc/xprtrdma/svc_rdma_rw.c')
-rw-r--r--net/sunrpc/xprtrdma/svc_rdma_rw.c30
1 files changed, 26 insertions, 4 deletions
diff --git a/net/sunrpc/xprtrdma/svc_rdma_rw.c b/net/sunrpc/xprtrdma/svc_rdma_rw.c
index e27433f08ca7..5f0155fdefc7 100644
--- a/net/sunrpc/xprtrdma/svc_rdma_rw.c
+++ b/net/sunrpc/xprtrdma/svc_rdma_rw.c
@@ -155,6 +155,7 @@ struct svc_rdma_chunk_ctxt {
struct ib_cqe cc_cqe;
struct svcxprt_rdma *cc_rdma;
struct list_head cc_rwctxts;
+ ktime_t cc_posttime;
int cc_sqecount;
enum ib_wc_status cc_status;
struct completion cc_done;
@@ -267,7 +268,16 @@ static void svc_rdma_write_done(struct ib_cq *cq, struct ib_wc *wc)
struct svc_rdma_write_info *info =
container_of(cc, struct svc_rdma_write_info, wi_cc);
- trace_svcrdma_wc_write(wc, &cc->cc_cid);
+ switch (wc->status) {
+ case IB_WC_SUCCESS:
+ trace_svcrdma_wc_write(wc, &cc->cc_cid);
+ break;
+ case IB_WC_WR_FLUSH_ERR:
+ trace_svcrdma_wc_write_flush(wc, &cc->cc_cid);
+ break;
+ default:
+ trace_svcrdma_wc_write_err(wc, &cc->cc_cid);
+ }
svc_rdma_wake_send_waiters(rdma, cc->cc_sqecount);
@@ -320,11 +330,22 @@ static void svc_rdma_wc_read_done(struct ib_cq *cq, struct ib_wc *wc)
struct ib_cqe *cqe = wc->wr_cqe;
struct svc_rdma_chunk_ctxt *cc =
container_of(cqe, struct svc_rdma_chunk_ctxt, cc_cqe);
- struct svcxprt_rdma *rdma = cc->cc_rdma;
+ struct svc_rdma_read_info *info;
- trace_svcrdma_wc_read(wc, &cc->cc_cid);
+ switch (wc->status) {
+ case IB_WC_SUCCESS:
+ info = container_of(cc, struct svc_rdma_read_info, ri_cc);
+ trace_svcrdma_wc_read(wc, &cc->cc_cid, info->ri_totalbytes,
+ cc->cc_posttime);
+ break;
+ case IB_WC_WR_FLUSH_ERR:
+ trace_svcrdma_wc_read_flush(wc, &cc->cc_cid);
+ break;
+ default:
+ trace_svcrdma_wc_read_err(wc, &cc->cc_cid);
+ }
- svc_rdma_wake_send_waiters(rdma, cc->cc_sqecount);
+ svc_rdma_wake_send_waiters(cc->cc_rdma, cc->cc_sqecount);
cc->cc_status = wc->status;
complete(&cc->cc_done);
return;
@@ -363,6 +384,7 @@ static int svc_rdma_post_chunk_ctxt(struct svc_rdma_chunk_ctxt *cc)
do {
if (atomic_sub_return(cc->cc_sqecount,
&rdma->sc_sq_avail) > 0) {
+ cc->cc_posttime = ktime_get();
ret = ib_post_send(rdma->sc_qp, first_wr, &bad_wr);
if (ret)
break;