X-Git-Url: http://git.lttng.org/?p=lttng-modules.git;a=blobdiff_plain;f=instrumentation%2Fevents%2Flttng-module%2Frpc.h;h=ceaf9dbf4089f6b00c1ebf3ace7b5eedd374330f;hp=2d06e5578c968551079af19db196f42a2ba2cd09;hb=b6903d57e4c3234ec5b1c7f72e232023cdee0fab;hpb=70389e422dd3146161089d454f525367c9046ecd

diff --git a/instrumentation/events/lttng-module/rpc.h b/instrumentation/events/lttng-module/rpc.h
index 2d06e557..ceaf9dbf 100644
--- a/instrumentation/events/lttng-module/rpc.h
+++ b/instrumentation/events/lttng-module/rpc.h
@@ -9,6 +9,29 @@
 #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,
 
@@ -18,7 +41,7 @@ LTTNG_TRACEPOINT_EVENT_CLASS(rpc_task_status,
 
 	TP_FIELDS(
 		ctf_integer(unsigned int, task_id, task->tk_pid)
-		ctf_integer(int, client_id, task->tk_client->cl_clid)
+		ctf_integer(int, client_id, lttng_get_clid(task))
 		ctf_integer(int, status, task->tk_status)
 	)
 )
@@ -43,7 +66,7 @@ LTTNG_TRACEPOINT_EVENT_CLASS(rpc_task_status,
 
 	TP_FIELDS(
 		ctf_integer(unsigned int, task_id, task->tk_pid)
-		ctf_integer(int, client_id, task->tk_client->cl_clid)
+		ctf_integer(int, client_id, lttng_get_clid(task))
 		ctf_integer(int, status, task->tk_status)
 	)
 )
@@ -100,7 +123,7 @@ LTTNG_TRACEPOINT_EVENT(rpc_connect_status,
 
 	TP_FIELDS(
 		ctf_integer(unsigned int, task_id, task->tk_pid)
-		ctf_integer(int, client_id, task->tk_client->cl_clid)
+		ctf_integer(int, client_id, lttng_get_clid(task))
 		ctf_integer(int, status, task->tk_status)
 	)
 )
@@ -112,7 +135,7 @@ LTTNG_TRACEPOINT_EVENT(rpc_connect_status,
 
 	TP_FIELDS(
 		ctf_integer(unsigned int, task_id, task->tk_pid)
-		ctf_integer(int, client_id, task->tk_client->cl_clid)
+		ctf_integer(int, client_id, lttng_get_clid(task))
 		ctf_integer(int, status, status)
 	)
 )
@@ -139,8 +162,7 @@ LTTNG_TRACEPOINT_EVENT_CLASS(rpc_task_running,
 
 	TP_FIELDS(
 		ctf_integer(unsigned int, task_id, task->tk_pid)
-		ctf_integer(int, client_id, task->tk_client ?
-			task->tk_client->cl_clid : -1)
+		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)
@@ -177,8 +199,7 @@ LTTNG_TRACEPOINT_EVENT_CLASS(rpc_task_queued,
 
 	TP_FIELDS(
 		ctf_integer(unsigned int, task_id, task->tk_pid)
-		ctf_integer(int, client_id, task->tk_client ?
-				task->tk_client->cl_clid : -1)
+		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)
@@ -210,8 +231,7 @@ LTTNG_TRACEPOINT_EVENT_CLASS(rpc_task_running,
 
 	TP_FIELDS(
 		ctf_integer(unsigned int, task_id, task->tk_pid)
-		ctf_integer(int, client_id, task->tk_client ?
-			task->tk_client->cl_clid : -1)
+		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)
@@ -248,8 +268,7 @@ LTTNG_TRACEPOINT_EVENT_CLASS(rpc_task_queued,
 
 	TP_FIELDS(
 		ctf_integer(unsigned int, task_id, task->tk_pid)
-		ctf_integer(int, client_id, task->tk_client ?
-			task->tk_client->cl_clid : -1)
+		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)