linux-kernel - Re: [for-next][PATCH 06/13] NFSD: Fix nfsd_clid_class use of __string

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Message-ID: <20240223101456.25ca7bab@gandalf.local.home>
Date: Fri, 23 Feb 2024 10:14:56 -0500
From: Steven Rostedt <rostedt@...dmis.org>
To: Jeff Layton <jlayton@...nel.org>
Cc: linux-kernel@...r.kernel.org, Masami Hiramatsu <mhiramat@...nel.org>,
 Mark Rutland <mark.rutland@....com>, Mathieu Desnoyers
 <mathieu.desnoyers@...icios.com>, Andrew Morton
 <akpm@...ux-foundation.org>, Neil Brown <neilb@...e.de>, Olga Kornievskaia
 <kolga@...app.com>, Dai Ngo <Dai.Ngo@...cle.com>, Tom Talpey
 <tom@...pey.com>, Chuck Lever <chuck.lever@...cle.com>
Subject: Re: [for-next][PATCH 06/13] NFSD: Fix nfsd_clid_class use of
 __string_len() macro

On Fri, 23 Feb 2024 09:36:14 -0500
Jeff Layton <jlayton@...nel.org> wrote:

> On Fri, 2024-02-23 at 09:18 -0500, Steven Rostedt wrote:
> > From: "Steven Rostedt (Google)" <rostedt@...dmis.org>
> > 
> > I'm working on restructuring the __string* macros so that it doesn't need
> > to recalculate the string twice. That is, it will save it off when
> > processing __string() and the __assign_str() will not need to do the work
> > again as it currently does.
> > 
> > Currently __string_len(item, src, len) doesn't actually use "src", but my
> > changes will require src to be correct as that is where the __assign_str()
> > will get its value from.
> > 
> > The event class nfsd_clid_class has:
> > 
> >   __string_len(name, name, clp->cl_name.len)
> > 
> > But the second "name" does not exist and causes my changes to fail to
> > build. That second parameter should be: clp->cl_name.data.
> > 
> > Link: https://lore.kernel.org/linux-trace-kernel/20240222122828.3d8d213c@gandalf.local.home
> > 

> 
> Acked-by: Jeff Layton <jlayton@...nel.org>

Thanks!

-- Steve