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SUNRPC: Fix null rpc_clnt dereference in rpc_task_queued tracepoint

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Backchannel tasks will not have a reference to the rpc_clnt.  Return -1 for
cl_clid in that case.

Signed-off-by: Benjamin Coddington <bcodding@redhat.com>
Signed-off-by: Trond Myklebust <trondmy@gmail.com>
This commit is contained in:
Benjamin Coddington 2018-01-23 09:32:35 -05:00 committed by Trond Myklebust
parent 49686cbbb3
commit 0be283f676
1 changed files with 2 additions and 2 deletions
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4
include/trace/events/sunrpc.h
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@ -175,7 +175,7 @@ DECLARE_EVENT_CLASS(rpc_task_queued,
),
TP_fast_assign(
__entry->client_id = clnt->cl_clid;
__entry->client_id = clnt ? clnt->cl_clid : -1;
__entry->task_id = task->tk_pid;
__entry->timeout = task->tk_timeout;
__entry->runstate = task->tk_runstate;
@ -184,7 +184,7 @@ DECLARE_EVENT_CLASS(rpc_task_queued,
__assign_str(q_name, rpc_qname(q));
),
TP_printk("task:%u@%u flags=%4.4x state=%4.4lx status=%d timeout=%lu queue=%s",
TP_printk("task:%u@%d flags=%4.4x state=%4.4lx status=%d timeout=%lu queue=%s",
__entry->task_id, __entry->client_id,
__entry->flags,
__entry->runstate,