diff options
| author | Chuck Lever | 2019-12-23 10:28:28 -0500 |
|---|---|---|
| committer | Anna Schumaker | 2020-01-15 10:54:31 -0500 |
| commit | abf8af78a61523c15d366228b4a598141208a264 (patch) | |
| tree | cc727bc284886097504e6886d11abbee8a2b9d1b | |
| parent | 6ed2144a80ebd9e40fa15a369f5528bafbc9b50d (diff) | |
SUNRPC: Capture signalled RPC tasks
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
| -rw-r--r-- | include/trace/events/sunrpc.h | 1 | ||||
| -rw-r--r-- | net/sunrpc/sched.c | 4 |
2 files changed, 4 insertions, 1 deletions
diff --git a/include/trace/events/sunrpc.h b/include/trace/events/sunrpc.h index 8c73ffb5f7fd..ee993575d2fa 100644 --- a/include/trace/events/sunrpc.h +++ b/include/trace/events/sunrpc.h @@ -185,6 +185,7 @@ DECLARE_EVENT_CLASS(rpc_task_running, DEFINE_RPC_RUNNING_EVENT(begin); DEFINE_RPC_RUNNING_EVENT(run_action); DEFINE_RPC_RUNNING_EVENT(complete); +DEFINE_RPC_RUNNING_EVENT(signalled); DEFINE_RPC_RUNNING_EVENT(end); DECLARE_EVENT_CLASS(rpc_task_queued, diff --git a/net/sunrpc/sched.c b/net/sunrpc/sched.c index 9c79548c6847..55e900255b0c 100644 --- a/net/sunrpc/sched.c +++ b/net/sunrpc/sched.c @@ -846,6 +846,8 @@ void rpc_signal_task(struct rpc_task *task) if (!RPC_IS_ACTIVATED(task)) return; + + trace_rpc_task_signalled(task, task->tk_action); set_bit(RPC_TASK_SIGNALLED, &task->tk_runstate); smp_mb__after_atomic(); queue = READ_ONCE(task->tk_waitqueue); @@ -949,7 +951,7 @@ static void __rpc_execute(struct rpc_task *task) * clean up after sleeping on some queue, we don't * break the loop here, but go around once more. */ - dprintk("RPC: %5u got signal\n", task->tk_pid); + trace_rpc_task_signalled(task, task->tk_action); set_bit(RPC_TASK_SIGNALLED, &task->tk_runstate); task->tk_rpc_status = -ERESTARTSYS; rpc_exit(task, -ERESTARTSYS); |