Commit 20eee313 authored Oct 28, 2022 by Chuck Lever

NFSD: Trace stateids returned via DELEGRETURN



Handing out a delegation stateid is recorded with the
nfsd_deleg_read tracepoint, but there isn't a matching tracepoint
for recording when the stateid is returned.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Reviewed-by: Jeff Layton <jlayton@kernel.org>

parent eeff73f7

fs/nfsd/nfs4state.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -6917,6 +6917,7 @@ nfsd4_delegreturn(struct svc_rqst rqstp, struct nfsd4_compound_state cstate,
		if (status)
		goto put_stateid;

		trace_nfsd_deleg_return(stateid);
		wake_up_var(d_inode(cstate->current_fh.fh_dentry));
		destroy_delegation(dp);
		put_stateid:

fs/nfsd/trace.h

+1 −0

Original line number	Diff line number	Diff line
		@@ -604,6 +604,7 @@ DEFINE_STATEID_EVENT(layout_recall_release);

		DEFINE_STATEID_EVENT(open);
		DEFINE_STATEID_EVENT(deleg_read);
		DEFINE_STATEID_EVENT(deleg_return);
		DEFINE_STATEID_EVENT(deleg_recall);

		DECLARE_EVENT_CLASS(nfsd_stateseqid_class,