linux-kernel - Re: [PATCH] lockdep: Quiet gcc about dangerous __builtin_return

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Message-ID: <20160908143813.14b49136@gandalf.local.home>
Date:   Thu, 8 Sep 2016 14:38:13 -0400
From:   Steven Rostedt <rostedt@...dmis.org>
To:     Borislav Petkov <bp@...en8.de>
Cc:     LKML <linux-kernel@...r.kernel.org>,
        Sebastian Andrzej Siewior <bigeasy@...utronix.de>,
        Ingo Molnar <mingo@...nel.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        Peter Zijlstra <peterz@...radead.org>
Subject: Re: [PATCH] lockdep: Quiet gcc about dangerous
 __builtin_return_address() operations

On Thu, 8 Sep 2016 20:33:13 +0200
Borislav Petkov <bp@...en8.de> wrote:

> On Thu, Sep 08, 2016 at 12:34:33PM -0400, Steven Rostedt wrote:
> > [
> >   Boris, does this quiet gcc for you?
> >   I haven't fully tested this yet, as I still don't have a compiler
> >   that does the warning.  
> 
> gcc 6.x should be available in your distro...

But I build kernels with distcc and gcc from the crosstools on
kernel.org, which doesn't seem to be maintained anymore :-/

Also, my distro that I test on is Fedora 20 which still has gcc 4.8.3.

> > 
> > Reported-by: Borislav Petkov <bp@...en8.de>  
> 
> 	  -and-tested-by: me
> 
> > Signed-off-by: Steven Rostedt <rostedt@...dmis.org>  
> 
> Thanks Steve!

Thanks Boris!

-- Steve