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| author |   Chuck Lever <chuck.lever@oracle.com> | 2021-10-16 18:02:57 -0400 |
|---|---|---|
| committer |   Trond Myklebust <trond.myklebust@hammerspace.com> | 2021-10-20 18:09:54 -0400 |
| commit | b40887e10dcacc5e8ae3c1a99dcba20877c4831b (patch) | |
| tree | 9295355ca33d41f2b4da0d6f59b041d3fdd905b0 /net/sunrpc | |
| parent | NFS: Replace dprintk callsites in nfs_readpage(s) (diff) | |
| download | linux-dev-b40887e10dcacc5e8ae3c1a99dcba20877c4831b.tar.xz linux-dev-b40887e10dcacc5e8ae3c1a99dcba20877c4831b.zip | |
SUNRPC: Trace calls to .rpc_call_done
Introduce a single tracepoint that can replace simple dprintk call
sites in upper layer "rpc_call_done" callbacks. Example:
kworker/u24:2-1254 [001] 771.026677: rpc_stats_latency: task:00000001@00000002 xid=0x16a6f3c0 rpcbindv2 GETPORT backlog=446 rtt=101 execute=555
kworker/u24:2-1254 [001] 771.026677: rpc_task_call_done: task:00000001@00000002 flags=ASYNC|DYNAMIC|SOFT|SOFTCONN|SENT runstate=RUNNING|ACTIVE status=0 action=rpcb_getport_done
kworker/u24:2-1254 [001] 771.026678: rpcb_setport: task:00000001@00000002 status=0 port=20048
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Diffstat (limited to 'net/sunrpc')
| -rw-r--r-- | net/sunrpc/sched.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/net/sunrpc/sched.c b/net/sunrpc/sched.c index f4f311ea7a66..e2c835482791 100644 --- a/net/sunrpc/sched.c +++ b/net/sunrpc/sched.c @@ -837,6 +837,7 @@ void rpc_exit_task(struct rpc_task *task) else if (task->tk_client) rpc_count_iostats(task, task->tk_client->cl_metrics); if (task->tk_ops->rpc_call_done != NULL) { + trace_rpc_task_call_done(task, task->tk_ops->rpc_call_done); task->tk_ops->rpc_call_done(task, task->tk_calldata); if (task->tk_action != NULL) { /* Always release the RPC slot and buffer memory */ |