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Date:   Thu, 1 Nov 2018 12:15:54 +0100
From:   Peter Zijlstra <peterz@infradead.org>
To:     Joe Perches <joe@perches.com>
Cc:     Borislav Petkov <bp@alien8.de>,
        Segher Boessenkool <segher@kernel.crashing.org>,
        Ingo Molnar <mingo@kernel.org>,
        Richard Biener <rguenther@suse.de>,
        Michael Matz <matz@suse.de>, gcc@gcc.gnu.org,
        Nadav Amit <namit@vmware.com>, Ingo Molnar <mingo@redhat.com>,
        linux-kernel@vger.kernel.org, x86@kernel.org,
        Masahiro Yamada <yamada.masahiro@socionext.com>,
        Sam Ravnborg <sam@ravnborg.org>,
        Alok Kataria <akataria@vmware.com>,
        Christopher Li <sparse@chrisli.org>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        "H. Peter Anvin" <hpa@zytor.com>, Jan Beulich <JBeulich@suse.com>,
        Josh Poimboeuf <jpoimboe@redhat.com>,
        Juergen Gross <jgross@suse.com>,
        Kate Stewart <kstewart@linuxfoundation.org>,
        Kees Cook <keescook@chromium.org>,
        linux-sparse@vger.kernel.org,
        Philippe Ombredanne <pombredanne@nexb.com>,
        Thomas Gleixner <tglx@linutronix.de>,
        virtualization@lists.linux-foundation.org,
        Linus Torvalds <torvalds@linux-foundation.org>,
        Chris Zankel <chris@zankel.net>,
        Max Filippov <jcmvbkbc@gmail.com>,
        linux-xtensa@linux-xtensa.org,
        Andrew Morton <akpm@linux-foundation.org>
Subject: Re: PROPOSAL: Extend inline asm syntax with size spec
Message-ID: <20181101111554.GC3178@hirez.programming.kicks-ass.net>
References: <20181010072240.GB103159@gmail.com>
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 <20181010185432.GB29268@gate.crashing.org>
 <20181010191427.GF5533@zn.tnic>
 <20181013193335.GD31650@zn.tnic>
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On Thu, Nov 01, 2018 at 02:20:40AM -0700, Joe Perches wrote:
> On Thu, 2018-11-01 at 10:01 +0100, Peter Zijlstra wrote:
> > On Wed, Oct 31, 2018 at 10:20:00PM -0700, Joe Perches wrote:
> > > On Wed, 2018-10-31 at 13:55 +0100, Peter Zijlstra wrote:
> > > > Anyway, with the below patch, I get:
> > > > 
> > > >    text    data     bss     dec     hex filename
> > > > 17385183        5064780 1953892 24403855        1745f8f defconfig-build/vmlinux
> > > > 17385678        5064780 1953892 24404350        174617e defconfig-build/vmlinux
> > > > 
> > > > Which shows we inline more (look for asm_volatile for the actual
> > > > changes).
> > > []
> > > >  scripts/checkpatch.pl                              |  8 ++---
> > > >  scripts/genksyms/keywords.c                        |  4 +--
> > > >  scripts/kernel-doc                                 |  4 +--
> > > 
> > > I believe these should be excluded from the conversions.
> > 
> > Probably, yes. It compiled, which was all I cared about :-)
> > 
> > BTW, if we do that conversion, we should upgrade the checkpatch warn to
> > an error I suppose.
> 
> More like remove altogether as __inline and __inline__
> will no longer be #defined

That's the point, therefore checkpatch should error when it sees them.
Otherwise we'll grow new instances, because it will compile just file.