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-rw-r--r--net/smc/smc_tracepoint.h125
1 files changed, 125 insertions, 0 deletions
diff --git a/net/smc/smc_tracepoint.h b/net/smc/smc_tracepoint.h
new file mode 100644
index 000000000..9fc5e586d
--- /dev/null
+++ b/net/smc/smc_tracepoint.h
@@ -0,0 +1,125 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+
+#undef TRACE_SYSTEM
+#define TRACE_SYSTEM smc
+
+#if !defined(_TRACE_SMC_H) || defined(TRACE_HEADER_MULTI_READ)
+#define _TRACE_SMC_H
+
+#include <linux/ipv6.h>
+#include <linux/tcp.h>
+#include <linux/tracepoint.h>
+#include <net/ipv6.h>
+#include "smc.h"
+#include "smc_core.h"
+
+TRACE_EVENT(smc_switch_to_fallback,
+
+ TP_PROTO(const struct smc_sock *smc, int fallback_rsn),
+
+ TP_ARGS(smc, fallback_rsn),
+
+ TP_STRUCT__entry(
+ __field(const void *, sk)
+ __field(const void *, clcsk)
+ __field(u64, net_cookie)
+ __field(int, fallback_rsn)
+ ),
+
+ TP_fast_assign(
+ const struct sock *sk = &smc->sk;
+ const struct sock *clcsk = smc->clcsock->sk;
+
+ __entry->sk = sk;
+ __entry->clcsk = clcsk;
+ __entry->net_cookie = sock_net(sk)->net_cookie;
+ __entry->fallback_rsn = fallback_rsn;
+ ),
+
+ TP_printk("sk=%p clcsk=%p net=%llu fallback_rsn=%d",
+ __entry->sk, __entry->clcsk,
+ __entry->net_cookie, __entry->fallback_rsn)
+);
+
+DECLARE_EVENT_CLASS(smc_msg_event,
+
+ TP_PROTO(const struct smc_sock *smc, size_t len),
+
+ TP_ARGS(smc, len),
+
+ TP_STRUCT__entry(
+ __field(const void *, smc)
+ __field(u64, net_cookie)
+ __field(size_t, len)
+ __string(name, smc->conn.lnk->ibname)
+ ),
+
+ TP_fast_assign(
+ const struct sock *sk = &smc->sk;
+
+ __entry->smc = smc;
+ __entry->net_cookie = sock_net(sk)->net_cookie;
+ __entry->len = len;
+ __assign_str(name, smc->conn.lnk->ibname);
+ ),
+
+ TP_printk("smc=%p net=%llu len=%zu dev=%s",
+ __entry->smc, __entry->net_cookie,
+ __entry->len, __get_str(name))
+);
+
+DEFINE_EVENT(smc_msg_event, smc_tx_sendmsg,
+
+ TP_PROTO(const struct smc_sock *smc, size_t len),
+
+ TP_ARGS(smc, len)
+);
+
+DEFINE_EVENT(smc_msg_event, smc_rx_recvmsg,
+
+ TP_PROTO(const struct smc_sock *smc, size_t len),
+
+ TP_ARGS(smc, len)
+);
+
+TRACE_EVENT(smcr_link_down,
+
+ TP_PROTO(const struct smc_link *lnk, void *location),
+
+ TP_ARGS(lnk, location),
+
+ TP_STRUCT__entry(
+ __field(const void *, lnk)
+ __field(const void *, lgr)
+ __field(u64, net_cookie)
+ __field(int, state)
+ __string(name, lnk->ibname)
+ __field(void *, location)
+ ),
+
+ TP_fast_assign(
+ const struct smc_link_group *lgr = lnk->lgr;
+
+ __entry->lnk = lnk;
+ __entry->lgr = lgr;
+ __entry->net_cookie = lgr->net->net_cookie;
+ __entry->state = lnk->state;
+ __assign_str(name, lnk->ibname);
+ __entry->location = location;
+ ),
+
+ TP_printk("lnk=%p lgr=%p net=%llu state=%d dev=%s location=%pS",
+ __entry->lnk, __entry->lgr, __entry->net_cookie,
+ __entry->state, __get_str(name),
+ __entry->location)
+);
+
+#endif /* _TRACE_SMC_H */
+
+#undef TRACE_INCLUDE_PATH
+#define TRACE_INCLUDE_PATH .
+
+#undef TRACE_INCLUDE_FILE
+#define TRACE_INCLUDE_FILE smc_tracepoint
+
+#include <trace/define_trace.h>