sunrpc: introduce lttng_get_clid helper

[lttng-modules.git] / instrumentation / events / lttng-module / rpc.h

diff --git a/instrumentation/events/lttng-module/rpc.h b/instrumentation/events/lttng-module/rpc.h
index fd2c456633b7f6730fd3f97b44508c833b6dfffe..ceaf9dbf4089f6b00c1ebf3ace7b5eedd374330f 100644 (file)
--- a/instrumentation/events/lttng-module/rpc.h
+++ b/instrumentation/events/lttng-module/rpc.h
@@ -1,13 +1,88 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM rpc
 
 #if !defined(LTTNG_TRACE_RPC_H) || defined(TRACE_HEADER_MULTI_READ)
 #define LTTNG_TRACE_RPC_H
 
-#include "../../../probes/lttng-tracepoint-event.h"
+#include <probes/lttng-tracepoint-event.h>
 #include <linux/sunrpc/sched.h>
 #include <linux/sunrpc/clnt.h>
 
+#ifndef ONCE_LTTNG_RPC_H
+#define ONCE_LTTNG_RPC_H
+
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,12,0))
+static inline
+int lttng_get_clid(const struct rpc_task *task)
+{
+       struct rpc_clnt *tk_client;
+
+       tk_client = task->tk_client;
+       if (!tk_client)
+               return -1;
+       /*
+        * The cl_clid field is always initialized to positive signed
+        * integers. Negative signed integer values are treated as
+        * errors.
+        */
+       return (int) tk_client->cl_clid;
+}
+#endif /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,12,0)) */
+
+#endif /* ONCE_LTTNG_RPC_H */
+
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(5,0,0))
+LTTNG_TRACEPOINT_EVENT_CLASS(rpc_task_status,
+
+       TP_PROTO(const struct rpc_task *task),
+
+       TP_ARGS(task),
+
+       TP_FIELDS(
+               ctf_integer(unsigned int, task_id, task->tk_pid)
+               ctf_integer(int, client_id, lttng_get_clid(task))
+               ctf_integer(int, status, task->tk_status)
+       )
+)
+
+LTTNG_TRACEPOINT_EVENT_INSTANCE(rpc_task_status, rpc_call_status,
+       TP_PROTO(const struct rpc_task *task),
+
+       TP_ARGS(task)
+)
+
+LTTNG_TRACEPOINT_EVENT_INSTANCE(rpc_task_status, rpc_bind_status,
+       TP_PROTO(const struct rpc_task *task),
+
+       TP_ARGS(task)
+)
+#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3,12,0))
+LTTNG_TRACEPOINT_EVENT_CLASS(rpc_task_status,
+
+       TP_PROTO(struct rpc_task *task),
+
+       TP_ARGS(task),
+
+       TP_FIELDS(
+               ctf_integer(unsigned int, task_id, task->tk_pid)
+               ctf_integer(int, client_id, lttng_get_clid(task))
+               ctf_integer(int, status, task->tk_status)
+       )
+)
+
+LTTNG_TRACEPOINT_EVENT_INSTANCE(rpc_task_status, rpc_call_status,
+       TP_PROTO(struct rpc_task *task),
+
+       TP_ARGS(task)
+)
+
+LTTNG_TRACEPOINT_EVENT_INSTANCE(rpc_task_status, rpc_bind_status,
+       TP_PROTO(struct rpc_task *task),
+
+       TP_ARGS(task)
+)
+#else
 LTTNG_TRACEPOINT_EVENT_CLASS(rpc_task_status,
 
        TP_PROTO(struct rpc_task *task),
@@ -32,7 +107,39 @@ LTTNG_TRACEPOINT_EVENT_INSTANCE(rpc_task_status, rpc_bind_status,
 
        TP_ARGS(task)
 )
+#endif
+
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(5,0,0))
+LTTNG_TRACEPOINT_EVENT_INSTANCE(rpc_task_status, rpc_connect_status,
+       TP_PROTO(const struct rpc_task *task),
+
+       TP_ARGS(task)
+)
+#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(4,17,0))
+LTTNG_TRACEPOINT_EVENT(rpc_connect_status,
+       TP_PROTO(const struct rpc_task *task),
+
+       TP_ARGS(task),
 
+       TP_FIELDS(
+               ctf_integer(unsigned int, task_id, task->tk_pid)
+               ctf_integer(int, client_id, lttng_get_clid(task))
+               ctf_integer(int, status, task->tk_status)
+       )
+)
+#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3,12,0))
+LTTNG_TRACEPOINT_EVENT(rpc_connect_status,
+       TP_PROTO(struct rpc_task *task, int status),
+
+       TP_ARGS(task, status),
+
+       TP_FIELDS(
+               ctf_integer(unsigned int, task_id, task->tk_pid)
+               ctf_integer(int, client_id, lttng_get_clid(task))
+               ctf_integer(int, status, status)
+       )
+)
+#else
 LTTNG_TRACEPOINT_EVENT(rpc_connect_status,
        TP_PROTO(struct rpc_task *task, int status),
 
@@ -44,7 +151,147 @@ LTTNG_TRACEPOINT_EVENT(rpc_connect_status,
                ctf_integer(int, status, status)
        )
 )
+#endif
+
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,17,0))
+LTTNG_TRACEPOINT_EVENT_CLASS(rpc_task_running,
+
+       TP_PROTO(const struct rpc_task *task, const void *action),
+
+       TP_ARGS(task, action),
+
+       TP_FIELDS(
+               ctf_integer(unsigned int, task_id, task->tk_pid)
+               ctf_integer(int, client_id, lttng_get_clid(task))
+               ctf_integer_hex(const void *, action, action)
+               ctf_integer(unsigned long, runstate, task->tk_runstate)
+               ctf_integer(int, status, task->tk_status)
+               ctf_integer(unsigned short, flags, task->tk_flags)
+       )
+)
+
+LTTNG_TRACEPOINT_EVENT_INSTANCE(rpc_task_running, rpc_task_begin,
+
+       TP_PROTO(const struct rpc_task *task, const void *action),
+
+       TP_ARGS(task, action)
+)
+
+LTTNG_TRACEPOINT_EVENT_INSTANCE(rpc_task_running, rpc_task_run_action,
+
+       TP_PROTO(const struct rpc_task *task, const void *action),
+
+       TP_ARGS(task, action)
+)
+
+LTTNG_TRACEPOINT_EVENT_INSTANCE(rpc_task_running, rpc_task_complete,
+
+       TP_PROTO(const struct rpc_task *task, const void *action),
+
+       TP_ARGS(task, action)
+)
+
+LTTNG_TRACEPOINT_EVENT_CLASS(rpc_task_queued,
+
+       TP_PROTO(const struct rpc_task *task, const struct rpc_wait_queue *q),
+
+       TP_ARGS(task, q),
+
+       TP_FIELDS(
+               ctf_integer(unsigned int, task_id, task->tk_pid)
+               ctf_integer(int, client_id, lttng_get_clid(task))
+               ctf_integer(unsigned long, timeout, task->tk_timeout)
+               ctf_integer(unsigned long, runstate, task->tk_runstate)
+               ctf_integer(int, status, task->tk_status)
+               ctf_integer(unsigned short, flags, task->tk_flags)
+               ctf_string(q_name, rpc_qname(q))
+       )
+)
+
+LTTNG_TRACEPOINT_EVENT_INSTANCE(rpc_task_queued, rpc_task_sleep,
+
+       TP_PROTO(const struct rpc_task *task, const struct rpc_wait_queue *q),
+
+       TP_ARGS(task, q)
+)
+
+LTTNG_TRACEPOINT_EVENT_INSTANCE(rpc_task_queued, rpc_task_wakeup,
+
+       TP_PROTO(const struct rpc_task *task, const struct rpc_wait_queue *q),
+
+       TP_ARGS(task, q)
+)
+
+#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3,12,0))
+LTTNG_TRACEPOINT_EVENT_CLASS(rpc_task_running,
+
+       TP_PROTO(const struct rpc_clnt *clnt, const struct rpc_task *task, const void *action),
+
+       TP_ARGS(clnt, task, action),
+
+       TP_FIELDS(
+               ctf_integer(unsigned int, task_id, task->tk_pid)
+               ctf_integer(int, client_id, lttng_get_clid(task))
+               ctf_integer_hex(const void *, action, action)
+               ctf_integer(unsigned long, runstate, task->tk_runstate)
+               ctf_integer(int, status, task->tk_status)
+               ctf_integer(unsigned short, flags, task->tk_flags)
+       )
+)
+
+LTTNG_TRACEPOINT_EVENT_INSTANCE(rpc_task_running, rpc_task_begin,
+
+       TP_PROTO(const struct rpc_clnt *clnt, const struct rpc_task *task, const void *action),
+
+       TP_ARGS(clnt, task, action)
+)
+
+LTTNG_TRACEPOINT_EVENT_INSTANCE(rpc_task_running, rpc_task_run_action,
+
+       TP_PROTO(const struct rpc_clnt *clnt, const struct rpc_task *task, const void *action),
+
+       TP_ARGS(clnt, task, action)
+)
+
+LTTNG_TRACEPOINT_EVENT_INSTANCE(rpc_task_running, rpc_task_complete,
+
+       TP_PROTO(const struct rpc_clnt *clnt, const struct rpc_task *task, const void *action),
+
+       TP_ARGS(clnt, task, action)
+)
+
+LTTNG_TRACEPOINT_EVENT_CLASS(rpc_task_queued,
+
+       TP_PROTO(const struct rpc_clnt *clnt, const struct rpc_task *task, const struct rpc_wait_queue *q),
+
+       TP_ARGS(clnt, task, q),
+
+       TP_FIELDS(
+               ctf_integer(unsigned int, task_id, task->tk_pid)
+               ctf_integer(int, client_id, lttng_get_clid(task))
+               ctf_integer(unsigned long, timeout, task->tk_timeout)
+               ctf_integer(unsigned long, runstate, task->tk_runstate)
+               ctf_integer(int, status, task->tk_status)
+               ctf_integer(unsigned short, flags, task->tk_flags)
+               ctf_string(q_name, rpc_qname(q))
+       )
+)
+
+LTTNG_TRACEPOINT_EVENT_INSTANCE(rpc_task_queued, rpc_task_sleep,
+
+       TP_PROTO(const struct rpc_clnt *clnt, const struct rpc_task *task, const struct rpc_wait_queue *q),
+
+       TP_ARGS(clnt, task, q)
+)
+
+LTTNG_TRACEPOINT_EVENT_INSTANCE(rpc_task_queued, rpc_task_wakeup,
+
+       TP_PROTO(const struct rpc_clnt *clnt, const struct rpc_task *task, const struct rpc_wait_queue *q),
+
+       TP_ARGS(clnt, task, q)
+)
 
+#else
 LTTNG_TRACEPOINT_EVENT_CLASS(rpc_task_running,
 
        TP_PROTO(const struct rpc_clnt *clnt, const struct rpc_task *task, const void *action),
@@ -66,7 +313,6 @@ LTTNG_TRACEPOINT_EVENT_INSTANCE(rpc_task_running, rpc_task_begin,
        TP_PROTO(const struct rpc_clnt *clnt, const struct rpc_task *task, const void *action),
 
        TP_ARGS(clnt, task, action)
-
 )
 
 LTTNG_TRACEPOINT_EVENT_INSTANCE(rpc_task_running, rpc_task_run_action,
@@ -74,7 +320,6 @@ LTTNG_TRACEPOINT_EVENT_INSTANCE(rpc_task_running, rpc_task_run_action,
        TP_PROTO(const struct rpc_clnt *clnt, const struct rpc_task *task, const void *action),
 
        TP_ARGS(clnt, task, action)
-
 )
 
 LTTNG_TRACEPOINT_EVENT_INSTANCE(rpc_task_running, rpc_task_complete,
@@ -82,7 +327,6 @@ LTTNG_TRACEPOINT_EVENT_INSTANCE(rpc_task_running, rpc_task_complete,
        TP_PROTO(const struct rpc_clnt *clnt, const struct rpc_task *task, const void *action),
 
        TP_ARGS(clnt, task, action)
-
 )
 
 LTTNG_TRACEPOINT_EVENT_CLASS(rpc_task_queued,
@@ -107,7 +351,6 @@ LTTNG_TRACEPOINT_EVENT_INSTANCE(rpc_task_queued, rpc_task_sleep,
        TP_PROTO(const struct rpc_clnt *clnt, const struct rpc_task *task, const struct rpc_wait_queue *q),
 
        TP_ARGS(clnt, task, q)
-
 )
 
 LTTNG_TRACEPOINT_EVENT_INSTANCE(rpc_task_queued, rpc_task_wakeup,
@@ -115,9 +358,9 @@ LTTNG_TRACEPOINT_EVENT_INSTANCE(rpc_task_queued, rpc_task_wakeup,
        TP_PROTO(const struct rpc_clnt *clnt, const struct rpc_task *task, const struct rpc_wait_queue *q),
 
        TP_ARGS(clnt, task, q)
-
 )
+#endif
 
 #endif /* LTTNG_TRACE_RPC_H */
 
-#include "../../../probes/define_trace.h"
+#include <probes/define_trace.h>