Re: [PATCH 4/4] nfs: new tracepoint in match_stateid operation

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On Tue, 2025-06-10 at 09:09 -0400, Jeff Layton wrote:
> On Tue, 2025-06-10 at 09:04 -0400, Benjamin Coddington wrote:
> > On 3 Jun 2025, at 7:42, Jeff Layton wrote:
> > 
> > > Add new tracepoints in the NFSv4 match_stateid minorversion op
> > > that show
> > > the info in both stateids.
> > > 
> > > Signed-off-by: Jeff Layton <jlayton@xxxxxxxxxx>
> > > ---
> > >  fs/nfs/nfs4proc.c  |  4 ++++
> > >  fs/nfs/nfs4trace.h | 56
> > > ++++++++++++++++++++++++++++++++++++++++++++++++++++++
> > >  2 files changed, 60 insertions(+)
> > > 
> > > diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
> > > index
> > > 341740fa293d8fb1cfabe0813c7fcadf04df4f62..80126290589aaccd801c896
> > > 5252523894e37c44a 100644
> > > --- a/fs/nfs/nfs4proc.c
> > > +++ b/fs/nfs/nfs4proc.c
> > > @@ -10680,6 +10680,8 @@ nfs41_free_lock_state(struct nfs_server
> > > *server, struct nfs4_lock_state *lsp)
> > >  static bool nfs41_match_stateid(const nfs4_stateid *s1,
> > >  		const nfs4_stateid *s2)
> > >  {
> > > +	trace_nfs41_match_stateid(s1, s2);
> > > +
> > >  	if (s1->type != s2->type)
> > >  		return false;
> > > 
> > > @@ -10697,6 +10699,8 @@ static bool nfs41_match_stateid(const
> > > nfs4_stateid *s1,
> > >  static bool nfs4_match_stateid(const nfs4_stateid *s1,
> > >  		const nfs4_stateid *s2)
> > >  {
> > > +	trace_nfs4_match_stateid(s1, s2);
> > > +
> > >  	return nfs4_stateid_match(s1, s2);
> > >  }
> > > 
> > > diff --git a/fs/nfs/nfs4trace.h b/fs/nfs/nfs4trace.h
> > > index
> > > 73a6b60a848066546c2ae98b4982b0ab36bb0f73..9b56ce9f2f3dcb31a3e21d5
> > > 740bcf62aca814214 100644
> > > --- a/fs/nfs/nfs4trace.h
> > > +++ b/fs/nfs/nfs4trace.h
> > > @@ -1497,6 +1497,62 @@
> > > DECLARE_EVENT_CLASS(nfs4_inode_stateid_callback_event,
> > >  DEFINE_NFS4_INODE_STATEID_CALLBACK_EVENT(nfs4_cb_recall);
> > >  DEFINE_NFS4_INODE_STATEID_CALLBACK_EVENT(nfs4_cb_layoutrecall_fi
> > > le);
> > > 
> > > +#define show_stateid_type(type) \
> > > +	__print_symbolic(type, \
> > > +		{ NFS4_INVALID_STATEID_TYPE, "INVALID" }, \
> > > +		{ NFS4_SPECIAL_STATEID_TYPE, "SPECIAL" }, \
> > > +		{ NFS4_OPEN_STATEID_TYPE, "OPEN" }, \
> > > +		{ NFS4_LOCK_STATEID_TYPE, "LOCK" }, \
> > > +		{ NFS4_DELEGATION_STATEID_TYPE, "DELEGATION" },
> > > \
> > > +		{ NFS4_LAYOUT_STATEID_TYPE, "LAYOUT"
> > > },	\
> > > +		{ NFS4_PNFS_DS_STATEID_TYPE, "PNFS_DS" }, \
> > > +		{ NFS4_REVOKED_STATEID_TYPE, "REVOKED" })
> > 
> > Let's add NFS4_FREED_STATEID_TYPE at the end here, for after
> > 77be29b7a3f89.
> > 
> > Reviewed-by: Benjamin Coddington <bcodding@xxxxxxxxxx>
> > 
> > Ben
> 
> Thanks, good catch. I did these patches a while ago and may have
> missed
> some of the more recent changes. Anna, can you fix that up or would
> you
> rather I resend the set?

Can you please just resend?

Thanks!

-- 
Trond Myklebust
Linux NFS client maintainer, Hammerspace
trondmy@xxxxxxxxxx, trond.myklebust@xxxxxxxxxxxxxxx





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