From: Ira Weiny <[email protected]>
Signed-off-by: Ira Weiny <[email protected]>
---
drivers/infiniband/core/mad.c | 10 +++++++
include/trace/events/ib_mad.h | 63 +++++++++++++++++++++++++++++++++++++++++++
2 files changed, 73 insertions(+)
diff --git a/drivers/infiniband/core/mad.c b/drivers/infiniband/core/mad.c
index 0631bff54755..0dc0ae78d313 100644
--- a/drivers/infiniband/core/mad.c
+++ b/drivers/infiniband/core/mad.c
@@ -2051,6 +2051,16 @@ static void ib_mad_recv_done_handler(struct
ib_mad_port_private *port_priv,
if (!validate_mad((const struct ib_mad_hdr *)recv->mad, qp_info, opa))
goto out;
+ if (trace_ib_mad_recv_done_handler_enabled()) {
+ u16 pkey;
+
+ ib_query_pkey(qp_info->port_priv->device,
qp_info->port_priv->port_num,
+ wc->pkey_index, &pkey);
+
+ trace_ib_mad_recv_done_handler(qp_info, wc, (struct ib_mad_hdr
*)recv->mad,
+ pkey);
+ }
+
mad_size = recv->mad_size;
response = alloc_mad_private(mad_size, GFP_KERNEL);
if (!response) {
diff --git a/include/trace/events/ib_mad.h b/include/trace/events/ib_mad.h
index 7e42ac35324a..8704bbc476bd 100644
--- a/include/trace/events/ib_mad.h
+++ b/include/trace/events/ib_mad.h
@@ -185,6 +185,69 @@ TRACE_EVENT(ib_mad_send_done_handler,
)
);
+TRACE_EVENT(ib_mad_recv_done_handler,
+ TP_PROTO(struct ib_mad_qp_info *qp_info, struct ib_wc *wc, struct
ib_mad_hdr *mad_hdr, u16 pkey),
+ TP_ARGS(qp_info, wc, mad_hdr, pkey),
+
+ TP_STRUCT__entry(
+ __array(char, dev_name, IB_DEVICE_NAME_MAX )
+ __field(u8, port_num )
+ __field(u32, qp_num )
+ __field(u32, length )
+ __field(u8, base_version )
+ __field(u8, mgmt_class )
+ __field(u8, class_version )
+ __field(u8, method )
+ __field(u16, status )
+ __field(u16, class_specific )
+ __field(u64, tid )
+ __field(u16, attr_id )
+ __field(u32, attr_mod )
+ __field(u16, slid )
+ __field(u16, src_qp )
+ __field(u8, sl )
+ __field(u16, pkey )
+ __field(u16, wc_status )
+ ),
+
+ TP_fast_assign(
+ memcpy(__entry->dev_name, qp_info->port_priv->device->name,
IB_DEVICE_NAME_MAX);
+ __entry->port_num = qp_info->port_priv->port_num;
+ __entry->qp_num = qp_info->qp->qp_num;
+ __entry->length = wc->byte_len;
+ __entry->base_version = mad_hdr->base_version;
+ __entry->mgmt_class = mad_hdr->mgmt_class;
+ __entry->class_version = mad_hdr->class_version;
+ __entry->method = mad_hdr->method;
+ __entry->status = mad_hdr->status;
+ __entry->class_specific = mad_hdr->class_specific;
+ __entry->tid = mad_hdr->tid;
+ __entry->attr_id = mad_hdr->attr_id;
+ __entry->attr_mod = mad_hdr->attr_mod;
+ __entry->slid = wc->slid;
+ __entry->src_qp = wc->src_qp;
+ __entry->sl = wc->sl;
+ __entry->pkey = pkey;
+ __entry->wc_status = wc->status;
+ ),
+
+ TP_printk("%s:%d QP%d : RECV WC Status %d : length %d " \
+ "base_ver 0x%02x class 0x%02x class_ver 0x%02x method 0x%02x
" \
+ "status 0x%04x class_specific 0x%04x tid 0x%016llx " \
+ "attr_id 0x%04x attr_mod 0x%08x slid 0x%04x src QP%d, sl %d "
\
+ "pkey 0x%04x",
+ __entry->dev_name, __entry->port_num, __entry->qp_num,
+ __entry->wc_status,
+ __entry->length,
+ __entry->base_version, __entry->mgmt_class,
__entry->class_version,
+ __entry->method, be16_to_cpu(__entry->status),
+ be16_to_cpu(__entry->class_specific),
+ be64_to_cpu(__entry->tid), be16_to_cpu(__entry->attr_id),
+ be32_to_cpu(__entry->attr_mod),
+ __entry->slid, __entry->src_qp, __entry->sl, __entry->pkey
+ )
+);
+
#endif /* _TRACE_IB_MAD_H */
--
1.8.2
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