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nfsd: add more nfsd_cb tracepoints

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Add some tracepoints in the callback client RPC operations. Also
add a tracepoint to nfsd4_cb_getattr_done.

Signed-off-by: Jeff Layton <jlayton@kernel.org>
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
This commit is contained in:
Jeff Layton 2024-08-26 08:50:13 -04:00 committed by Chuck Lever
parent c1c9f3ea74
commit ba017fd391
3 changed files with 12 additions and 0 deletions
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5
fs/nfsd/nfs4callback.c
View File

@ -1223,6 +1223,7 @@ static void nfsd4_cb_prepare(struct rpc_task *task, void *calldata)
* cb_seq_status is only set in decode_cb_sequence4res,
* and so will remain 1 if an rpc level failure occurs.
*/
trace_nfsd_cb_rpc_prepare(clp);
cb->cb_seq_status = 1;
cb->cb_status = 0;
if (minorversion && !nfsd41_cb_get_slot(cb, task))
@ -1329,6 +1330,8 @@ static void nfsd4_cb_done(struct rpc_task *task, void *calldata)
struct nfsd4_callback *cb = calldata;
struct nfs4_client *clp = cb->cb_clp;
trace_nfsd_cb_rpc_done(clp);
if (!nfsd4_cb_sequence_done(task, cb))
return;
@ -1360,6 +1363,8 @@ static void nfsd4_cb_release(void *calldata)
{
struct nfsd4_callback *cb = calldata;
trace_nfsd_cb_rpc_release(cb->cb_clp);
if (cb->cb_need_restart)
nfsd4_queue_cb(cb);
else

3
fs/nfsd/nfs4state.c
View File

@ -3057,7 +3057,10 @@ nfsd4_cb_getattr_done(struct nfsd4_callback *cb, struct rpc_task *task)
{
struct nfs4_cb_fattr *ncf =
container_of(cb, struct nfs4_cb_fattr, ncf_getattr);
struct nfs4_delegation *dp =
container_of(ncf, struct nfs4_delegation, dl_cb_fattr);
trace_nfsd_cb_getattr_done(&dp->dl_stid.sc_stateid, task);
ncf->ncf_cb_status = task->tk_status;
switch (task->tk_status) {
case -NFS4ERR_DELAY:

4
fs/nfsd/trace.h
View File

@ -1486,6 +1486,9 @@ DEFINE_NFSD_CB_EVENT(new_state);
DEFINE_NFSD_CB_EVENT(probe);
DEFINE_NFSD_CB_EVENT(lost);
DEFINE_NFSD_CB_EVENT(shutdown);
DEFINE_NFSD_CB_EVENT(rpc_prepare);
DEFINE_NFSD_CB_EVENT(rpc_done);
DEFINE_NFSD_CB_EVENT(rpc_release);
TRACE_DEFINE_ENUM(RPC_AUTH_NULL);
TRACE_DEFINE_ENUM(RPC_AUTH_UNIX);
@ -1845,6 +1848,7 @@ DEFINE_NFSD_CB_DONE_EVENT(nfsd_cb_recall_done);
DEFINE_NFSD_CB_DONE_EVENT(nfsd_cb_notify_lock_done);
DEFINE_NFSD_CB_DONE_EVENT(nfsd_cb_layout_done);
DEFINE_NFSD_CB_DONE_EVENT(nfsd_cb_offload_done);
DEFINE_NFSD_CB_DONE_EVENT(nfsd_cb_getattr_done);
TRACE_EVENT(nfsd_cb_recall_any_done,
TP_PROTO(