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authorChuck Lever <chuck.lever@oracle.com>2017-12-20 16:30:56 -0500
committerAnna Schumaker <Anna.Schumaker@Netapp.com>2018-01-23 09:44:35 -0500
commit58f10ad40dd8456c0c6b1d90e8237c67db6e0801 (patch)
tree313f1d3d45c2bba6b1c78894a9507b8a1a1f9c7e /net/sunrpc
parentb4a7f91c1d8e14596a1eb37075d9f20f213481a8 (diff)
xprtrdma: Add trace points to instrument memory registration
Signed-off-by: Chuck Lever <chuck.lever@oracle.com> Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Diffstat (limited to 'net/sunrpc')
-rw-r--r--net/sunrpc/xprtrdma/frwr_ops.c11
-rw-r--r--net/sunrpc/xprtrdma/rpc_rdma.c18
2 files changed, 7 insertions, 22 deletions
diff --git a/net/sunrpc/xprtrdma/frwr_ops.c b/net/sunrpc/xprtrdma/frwr_ops.c
index 35e3a54344cc..afbeb9b442bf 100644
--- a/net/sunrpc/xprtrdma/frwr_ops.c
+++ b/net/sunrpc/xprtrdma/frwr_ops.c
@@ -286,16 +286,16 @@ __frwr_sendcompletion_flush(struct ib_wc *wc, const char *wr)
static void
frwr_wc_fastreg(struct ib_cq *cq, struct ib_wc *wc)
{
- struct rpcrdma_frwr *frwr;
- struct ib_cqe *cqe;
+ struct ib_cqe *cqe = wc->wr_cqe;
+ struct rpcrdma_frwr *frwr =
+ container_of(cqe, struct rpcrdma_frwr, fr_cqe);
/* WARNING: Only wr_cqe and status are reliable at this point */
if (wc->status != IB_WC_SUCCESS) {
- cqe = wc->wr_cqe;
- frwr = container_of(cqe, struct rpcrdma_frwr, fr_cqe);
frwr->fr_state = FRWR_FLUSHED_FR;
__frwr_sendcompletion_flush(wc, "fastreg");
}
+ trace_xprtrdma_wc_fastreg(wc, frwr);
}
/**
@@ -401,9 +401,6 @@ frwr_op_map(struct rpcrdma_xprt *r_xprt, struct rpcrdma_mr_seg *seg,
if (unlikely(n != mr->mr_nents))
goto out_mapmr_err;
- dprintk("RPC: %s: Using frwr %p to map %u segments (%llu bytes)\n",
- __func__, frwr, mr->mr_nents, ibmr->length);
-
key = (u8)(ibmr->rkey & 0x000000FF);
ib_update_fast_reg_key(ibmr, ++key);
diff --git a/net/sunrpc/xprtrdma/rpc_rdma.c b/net/sunrpc/xprtrdma/rpc_rdma.c
index 6f774f1e4516..634496ca2e28 100644
--- a/net/sunrpc/xprtrdma/rpc_rdma.c
+++ b/net/sunrpc/xprtrdma/rpc_rdma.c
@@ -371,11 +371,7 @@ rpcrdma_encode_read_list(struct rpcrdma_xprt *r_xprt, struct rpcrdma_req *req,
if (encode_read_segment(xdr, mr, pos) < 0)
return -EMSGSIZE;
- dprintk("RPC: %5u %s: pos %u %u@0x%016llx:0x%08x (%s)\n",
- rqst->rq_task->tk_pid, __func__, pos,
- mr->mr_length, (unsigned long long)mr->mr_offset,
- mr->mr_handle, mr->mr_nents < nsegs ? "more" : "last");
-
+ trace_xprtrdma_read_chunk(rqst->rq_task, pos, mr, nsegs);
r_xprt->rx_stats.read_chunk_count++;
nsegs -= mr->mr_nents;
} while (nsegs);
@@ -433,11 +429,7 @@ rpcrdma_encode_write_list(struct rpcrdma_xprt *r_xprt, struct rpcrdma_req *req,
if (encode_rdma_segment(xdr, mr) < 0)
return -EMSGSIZE;
- dprintk("RPC: %5u %s: %u@0x016%llx:0x%08x (%s)\n",
- rqst->rq_task->tk_pid, __func__,
- mr->mr_length, (unsigned long long)mr->mr_offset,
- mr->mr_handle, mr->mr_nents < nsegs ? "more" : "last");
-
+ trace_xprtrdma_write_chunk(rqst->rq_task, mr, nsegs);
r_xprt->rx_stats.write_chunk_count++;
r_xprt->rx_stats.total_rdma_request += seg->mr_len;
nchunks++;
@@ -495,11 +487,7 @@ rpcrdma_encode_reply_chunk(struct rpcrdma_xprt *r_xprt, struct rpcrdma_req *req,
if (encode_rdma_segment(xdr, mr) < 0)
return -EMSGSIZE;
- dprintk("RPC: %5u %s: %u@0x%016llx:0x%08x (%s)\n",
- rqst->rq_task->tk_pid, __func__,
- mr->mr_length, (unsigned long long)mr->mr_offset,
- mr->mr_handle, mr->mr_nents < nsegs ? "more" : "last");
-
+ trace_xprtrdma_reply_chunk(rqst->rq_task, mr, nsegs);
r_xprt->rx_stats.reply_chunk_count++;
r_xprt->rx_stats.total_rdma_request += seg->mr_len;
nchunks++;