Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18;
Date:   Mon, 18 May 2020 11:26:33 -0700
From:   Matt Helsley <mhelsley@vmware.com>
To:     Josh Poimboeuf <jpoimboe@redhat.com>
CC:     Julien Thierry <jthierry@redhat.com>,
        <linux-kernel@vger.kernel.org>,
        Peter Zijlstra <peterz@infradead.org>,
        Miroslav Benes <mbenes@suse.cz>,
        Steven Rostedt <rostedt@goodmis.org>
Subject: Re: [RFC][PATCH 4/5] objtool: Enable compilation of objtool for all
 architectures
Message-ID: <20200518182633.GL9040@rlwimi.vmware.com>
Mail-Followup-To: Matt Helsley <mhelsley@vmware.com>,
        Josh Poimboeuf <jpoimboe@redhat.com>,
        Julien Thierry <jthierry@redhat.com>, linux-kernel@vger.kernel.org,
        Peter Zijlstra <peterz@infradead.org>,
        Miroslav Benes <mbenes@suse.cz>,
        Steven Rostedt <rostedt@goodmis.org>
References: <cover.1588888003.git.mhelsley@vmware.com>
 <9f709ea2ae66cc03b3ff3329baa8f670ccd0e368.1588888003.git.mhelsley@vmware.com>
 <f9eedb02-54fe-fb96-fbcc-5f40f41e571a@redhat.com>
 <20200513155948.GI9040@rlwimi.vmware.com>
 <e369f0a9-30fc-5754-8cff-bf238ab0b716@redhat.com>
 <20200515205135.5pknexlld53oicu5@treble>
MIME-Version: 1.0
Content-Type: text/plain; charset="us-ascii"
Content-Disposition: inline
In-Reply-To: <20200515205135.5pknexlld53oicu5@treble>
Received-SPF: None (EX13-EDG-OU-002.vmware.com: mhelsley@vmware.com does not
 designate permitted sender hosts)
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

On Fri, May 15, 2020 at 03:51:35PM -0500, Josh Poimboeuf wrote:
> On Wed, May 13, 2020 at 05:55:31PM +0100, Julien Thierry wrote:
> > > > Since the stuff under arch/missing is only weak symbols to make up for
> > > > missing subcmd implementations, can we put everything in a file
> > > > subcmd_defaults.c (name up for debate!) that would be always be compiled an
> > > > linked. And some SUBCMD_XXX is set to "y", the corresponding object file
> > > > gets compiled and overrides the weak symbols from subcmd_defaults.c .
> > > 
> > > Hmm, I like keeping them separated along similar lines to the other
> > > code because it makes it easier to see the intended correspondence and
> > > likely will keep the files more readable / smaller. I could
> > > just move them out of arch/missing and into missing_check.c and so forth.
> > > 
> > > What do you think of that?
> > > 
> > 
> > I do prefer that to the introduction of an arch/missing.
> > 
> > Still, I'm not sure I see much benefit in splitting those small
> > implementations in separate files, but it's not a problem either. This seems
> > more a matter of taste rather than one approach working better than the
> > other. So it's more up to what the maintainer prefer! :)
> 
> For now I'd prefer getting rid of the 'missing' arch and just having a
> single top-level weak.c which has all the weak functions in it.  Keeps
> the clutter down :-)
> 
> Down the road, if the number of weak functions got out of hand then we
> could look at splitting them up into multiple files.

OK, I'll merge them all into weak.c

Thanks!

Cheers,
    -Matt Helsley