linux-kernel - Re: [PATCH v2] compiler.h: give up __compiletime_assert

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Date:   Wed, 10 Oct 2018 16:40:24 +1030
From:   Joel Stanley <joel@....id.au>
To:     Kees Cook <keescook@...omium.org>
Cc:     Nick Desaulniers <ndesaulniers@...gle.com>,
        Andrew Morton <akpm@...ux-foundation.org>, mka@...omium.org,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        Masahiro Yamada <yamada.masahiro@...ionext.com>,
        sparse@...isli.org, linux-sparse@...r.kernel.org,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        daniel.santos@...ox.com, chris@...is-wilson.co.uk,
        jani.nikula@...el.com, Greg KH <gregkh@...uxfoundation.org>
Subject: Re: [PATCH v2] compiler.h: give up __compiletime_assert_fallback()

On Thu, 27 Sep 2018 at 05:07, Kees Cook <keescook@...omium.org> wrote:
>
> On Wed, Sep 26, 2018 at 12:29 PM, Nick Desaulniers
> <ndesaulniers@...gle.com> wrote:
> > On Wed, Sep 26, 2018 at 12:03 PM Greg KH <gregkh@...uxfoundation.org> wrote:
> >>
> >> On Wed, Sep 26, 2018 at 11:45:19AM -0700, Kees Cook wrote:
> >> > On Wed, Sep 26, 2018 at 11:42 AM, Greg KH <gregkh@...uxfoundation.org> wrote:
> >> > > I'm not digging up a compiler.h patch from a web site and adding it to
> >> > > the tree this late in the release cycle.  Especially given that it
> >> > > hasn't had any testing anywhere...
> >> >
> >> > Good point about it not living in -next.
> >> >
> >> > Who should be carrying these sorts of patches? In the past it's been
> >> > Andrew or Masahiro, yes? For linux-next, maybe it can go via -mm?
> >>
> >> Either is fine with me, as long as it isn't one of my trees :)
> >>
> >> thanks,
> >>
> >> greg k-h
> >
> > Besides, I think we want the v2: https://lkml.org/lkml/2018/8/25/103
>
> Yeah, that's what I'd linked to in the patchwork URL. Andrew, can you take this?

clang built -next is blowing up now that Kees' -Wvla patch has been
included. This patch fixes it.

Kees, perhaps it should go in your tree along side of the -Wvla patch
if no one else wants to take it?

Cheers,

Joel