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-rw-r--r--include/trace/events/rdma_core.h394
1 files changed, 394 insertions, 0 deletions
diff --git a/include/trace/events/rdma_core.h b/include/trace/events/rdma_core.h
new file mode 100644
index 000000000000..17642aa54437
--- /dev/null
+++ b/include/trace/events/rdma_core.h
@@ -0,0 +1,394 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Trace point definitions for core RDMA functions.
+ *
+ * Author: Chuck Lever <chuck.lever@oracle.com>
+ *
+ * Copyright (c) 2019, Oracle and/or its affiliates. All rights reserved.
+ */
+
+#undef TRACE_SYSTEM
+#define TRACE_SYSTEM rdma_core
+
+#if !defined(_TRACE_RDMA_CORE_H) || defined(TRACE_HEADER_MULTI_READ)
+#define _TRACE_RDMA_CORE_H
+
+#include <linux/tracepoint.h>
+#include <rdma/ib_verbs.h>
+
+/*
+ * enum ib_poll_context, from include/rdma/ib_verbs.h
+ */
+#define IB_POLL_CTX_LIST \
+ ib_poll_ctx(DIRECT) \
+ ib_poll_ctx(SOFTIRQ) \
+ ib_poll_ctx(WORKQUEUE) \
+ ib_poll_ctx_end(UNBOUND_WORKQUEUE)
+
+#undef ib_poll_ctx
+#undef ib_poll_ctx_end
+
+#define ib_poll_ctx(x) TRACE_DEFINE_ENUM(IB_POLL_##x);
+#define ib_poll_ctx_end(x) TRACE_DEFINE_ENUM(IB_POLL_##x);
+
+IB_POLL_CTX_LIST
+
+#undef ib_poll_ctx
+#undef ib_poll_ctx_end
+
+#define ib_poll_ctx(x) { IB_POLL_##x, #x },
+#define ib_poll_ctx_end(x) { IB_POLL_##x, #x }
+
+#define rdma_show_ib_poll_ctx(x) \
+ __print_symbolic(x, IB_POLL_CTX_LIST)
+
+/**
+ ** Completion Queue events
+ **/
+
+TRACE_EVENT(cq_schedule,
+ TP_PROTO(
+ struct ib_cq *cq
+ ),
+
+ TP_ARGS(cq),
+
+ TP_STRUCT__entry(
+ __field(u32, cq_id)
+ ),
+
+ TP_fast_assign(
+ cq->timestamp = ktime_get();
+ cq->interrupt = true;
+
+ __entry->cq_id = cq->res.id;
+ ),
+
+ TP_printk("cq.id=%u", __entry->cq_id)
+);
+
+TRACE_EVENT(cq_reschedule,
+ TP_PROTO(
+ struct ib_cq *cq
+ ),
+
+ TP_ARGS(cq),
+
+ TP_STRUCT__entry(
+ __field(u32, cq_id)
+ ),
+
+ TP_fast_assign(
+ cq->timestamp = ktime_get();
+ cq->interrupt = false;
+
+ __entry->cq_id = cq->res.id;
+ ),
+
+ TP_printk("cq.id=%u", __entry->cq_id)
+);
+
+TRACE_EVENT(cq_process,
+ TP_PROTO(
+ const struct ib_cq *cq
+ ),
+
+ TP_ARGS(cq),
+
+ TP_STRUCT__entry(
+ __field(u32, cq_id)
+ __field(bool, interrupt)
+ __field(s64, latency)
+ ),
+
+ TP_fast_assign(
+ ktime_t latency = ktime_sub(ktime_get(), cq->timestamp);
+
+ __entry->cq_id = cq->res.id;
+ __entry->latency = ktime_to_us(latency);
+ __entry->interrupt = cq->interrupt;
+ ),
+
+ TP_printk("cq.id=%u wake-up took %lld [us] from %s",
+ __entry->cq_id, __entry->latency,
+ __entry->interrupt ? "interrupt" : "reschedule"
+ )
+);
+
+TRACE_EVENT(cq_poll,
+ TP_PROTO(
+ const struct ib_cq *cq,
+ int requested,
+ int rc
+ ),
+
+ TP_ARGS(cq, requested, rc),
+
+ TP_STRUCT__entry(
+ __field(u32, cq_id)
+ __field(int, requested)
+ __field(int, rc)
+ ),
+
+ TP_fast_assign(
+ __entry->cq_id = cq->res.id;
+ __entry->requested = requested;
+ __entry->rc = rc;
+ ),
+
+ TP_printk("cq.id=%u requested %d, returned %d",
+ __entry->cq_id, __entry->requested, __entry->rc
+ )
+);
+
+TRACE_EVENT(cq_drain_complete,
+ TP_PROTO(
+ const struct ib_cq *cq
+ ),
+
+ TP_ARGS(cq),
+
+ TP_STRUCT__entry(
+ __field(u32, cq_id)
+ ),
+
+ TP_fast_assign(
+ __entry->cq_id = cq->res.id;
+ ),
+
+ TP_printk("cq.id=%u",
+ __entry->cq_id
+ )
+);
+
+
+TRACE_EVENT(cq_modify,
+ TP_PROTO(
+ const struct ib_cq *cq,
+ u16 comps,
+ u16 usec
+ ),
+
+ TP_ARGS(cq, comps, usec),
+
+ TP_STRUCT__entry(
+ __field(u32, cq_id)
+ __field(unsigned int, comps)
+ __field(unsigned int, usec)
+ ),
+
+ TP_fast_assign(
+ __entry->cq_id = cq->res.id;
+ __entry->comps = comps;
+ __entry->usec = usec;
+ ),
+
+ TP_printk("cq.id=%u comps=%u usec=%u",
+ __entry->cq_id, __entry->comps, __entry->usec
+ )
+);
+
+TRACE_EVENT(cq_alloc,
+ TP_PROTO(
+ const struct ib_cq *cq,
+ int nr_cqe,
+ int comp_vector,
+ enum ib_poll_context poll_ctx
+ ),
+
+ TP_ARGS(cq, nr_cqe, comp_vector, poll_ctx),
+
+ TP_STRUCT__entry(
+ __field(u32, cq_id)
+ __field(int, nr_cqe)
+ __field(int, comp_vector)
+ __field(unsigned long, poll_ctx)
+ ),
+
+ TP_fast_assign(
+ __entry->cq_id = cq->res.id;
+ __entry->nr_cqe = nr_cqe;
+ __entry->comp_vector = comp_vector;
+ __entry->poll_ctx = poll_ctx;
+ ),
+
+ TP_printk("cq.id=%u nr_cqe=%d comp_vector=%d poll_ctx=%s",
+ __entry->cq_id, __entry->nr_cqe, __entry->comp_vector,
+ rdma_show_ib_poll_ctx(__entry->poll_ctx)
+ )
+);
+
+TRACE_EVENT(cq_alloc_error,
+ TP_PROTO(
+ int nr_cqe,
+ int comp_vector,
+ enum ib_poll_context poll_ctx,
+ int rc
+ ),
+
+ TP_ARGS(nr_cqe, comp_vector, poll_ctx, rc),
+
+ TP_STRUCT__entry(
+ __field(int, rc)
+ __field(int, nr_cqe)
+ __field(int, comp_vector)
+ __field(unsigned long, poll_ctx)
+ ),
+
+ TP_fast_assign(
+ __entry->rc = rc;
+ __entry->nr_cqe = nr_cqe;
+ __entry->comp_vector = comp_vector;
+ __entry->poll_ctx = poll_ctx;
+ ),
+
+ TP_printk("nr_cqe=%d comp_vector=%d poll_ctx=%s rc=%d",
+ __entry->nr_cqe, __entry->comp_vector,
+ rdma_show_ib_poll_ctx(__entry->poll_ctx), __entry->rc
+ )
+);
+
+TRACE_EVENT(cq_free,
+ TP_PROTO(
+ const struct ib_cq *cq
+ ),
+
+ TP_ARGS(cq),
+
+ TP_STRUCT__entry(
+ __field(u32, cq_id)
+ ),
+
+ TP_fast_assign(
+ __entry->cq_id = cq->res.id;
+ ),
+
+ TP_printk("cq.id=%u", __entry->cq_id)
+);
+
+/**
+ ** Memory Region events
+ **/
+
+/*
+ * enum ib_mr_type, from include/rdma/ib_verbs.h
+ */
+#define IB_MR_TYPE_LIST \
+ ib_mr_type_item(MEM_REG) \
+ ib_mr_type_item(SG_GAPS) \
+ ib_mr_type_item(DM) \
+ ib_mr_type_item(USER) \
+ ib_mr_type_item(DMA) \
+ ib_mr_type_end(INTEGRITY)
+
+#undef ib_mr_type_item
+#undef ib_mr_type_end
+
+#define ib_mr_type_item(x) TRACE_DEFINE_ENUM(IB_MR_TYPE_##x);
+#define ib_mr_type_end(x) TRACE_DEFINE_ENUM(IB_MR_TYPE_##x);
+
+IB_MR_TYPE_LIST
+
+#undef ib_mr_type_item
+#undef ib_mr_type_end
+
+#define ib_mr_type_item(x) { IB_MR_TYPE_##x, #x },
+#define ib_mr_type_end(x) { IB_MR_TYPE_##x, #x }
+
+#define rdma_show_ib_mr_type(x) \
+ __print_symbolic(x, IB_MR_TYPE_LIST)
+
+TRACE_EVENT(mr_alloc,
+ TP_PROTO(
+ const struct ib_pd *pd,
+ enum ib_mr_type mr_type,
+ u32 max_num_sg,
+ const struct ib_mr *mr
+ ),
+
+ TP_ARGS(pd, mr_type, max_num_sg, mr),
+
+ TP_STRUCT__entry(
+ __field(u32, pd_id)
+ __field(u32, mr_id)
+ __field(u32, max_num_sg)
+ __field(int, rc)
+ __field(unsigned long, mr_type)
+ ),
+
+ TP_fast_assign(
+ __entry->pd_id = pd->res.id;
+ if (IS_ERR(mr)) {
+ __entry->mr_id = 0;
+ __entry->rc = PTR_ERR(mr);
+ } else {
+ __entry->mr_id = mr->res.id;
+ __entry->rc = 0;
+ }
+ __entry->max_num_sg = max_num_sg;
+ __entry->mr_type = mr_type;
+ ),
+
+ TP_printk("pd.id=%u mr.id=%u type=%s max_num_sg=%u rc=%d",
+ __entry->pd_id, __entry->mr_id,
+ rdma_show_ib_mr_type(__entry->mr_type),
+ __entry->max_num_sg, __entry->rc)
+);
+
+TRACE_EVENT(mr_integ_alloc,
+ TP_PROTO(
+ const struct ib_pd *pd,
+ u32 max_num_data_sg,
+ u32 max_num_meta_sg,
+ const struct ib_mr *mr
+ ),
+
+ TP_ARGS(pd, max_num_data_sg, max_num_meta_sg, mr),
+
+ TP_STRUCT__entry(
+ __field(u32, pd_id)
+ __field(u32, mr_id)
+ __field(u32, max_num_data_sg)
+ __field(u32, max_num_meta_sg)
+ __field(int, rc)
+ ),
+
+ TP_fast_assign(
+ __entry->pd_id = pd->res.id;
+ if (IS_ERR(mr)) {
+ __entry->mr_id = 0;
+ __entry->rc = PTR_ERR(mr);
+ } else {
+ __entry->mr_id = mr->res.id;
+ __entry->rc = 0;
+ }
+ __entry->max_num_data_sg = max_num_data_sg;
+ __entry->max_num_meta_sg = max_num_meta_sg;
+ ),
+
+ TP_printk("pd.id=%u mr.id=%u max_num_data_sg=%u max_num_meta_sg=%u rc=%d",
+ __entry->pd_id, __entry->mr_id, __entry->max_num_data_sg,
+ __entry->max_num_meta_sg, __entry->rc)
+);
+
+TRACE_EVENT(mr_dereg,
+ TP_PROTO(
+ const struct ib_mr *mr
+ ),
+
+ TP_ARGS(mr),
+
+ TP_STRUCT__entry(
+ __field(u32, id)
+ ),
+
+ TP_fast_assign(
+ __entry->id = mr->res.id;
+ ),
+
+ TP_printk("mr.id=%u", __entry->id)
+);
+
+#endif /* _TRACE_RDMA_CORE_H */
+
+#include <trace/define_trace.h>
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.