Re: [PATCH v2 2/3] x86_64,vsyscall: Rewrite comment and clean up headers in vsyscall code

[Thomas Gleixner <tglx@linutronix.de>]

On Mon, 3 Nov 2014, Andy Lutomirski wrote:
> On Mon, Nov 3, 2014 at 12:31 PM, Thomas Gleixner <tglx@linutronix.de> wrote:
> > On Wed, 29 Oct 2014, Andy Lutomirski wrote:
> >
> >> vsyscall_64.c is just vsyscall emulation.  Tidy it up accordingly.
> >>
> >> If my comment editing offends anyone, let me know and I can fix it.
> >>
> >> Reviewed-by: Josh Triplett <josh@joshtriplett.org>
> >> Signed-off-by: Andy Lutomirski <luto@amacapital.net>
> >> ---
> >>  arch/x86/kernel/vsyscall_64.c | 51 +++++++++++++++----------------------------
> >>  1 file changed, 18 insertions(+), 33 deletions(-)
> >>
> >> diff --git a/arch/x86/kernel/vsyscall_64.c b/arch/x86/kernel/vsyscall_64.c
> >> index 2d912629c96e..ee622f8183f3 100644
> >> --- a/arch/x86/kernel/vsyscall_64.c
> >> +++ b/arch/x86/kernel/vsyscall_64.c
> >> @@ -1,52 +1,37 @@
> >>  /*
> >> - *  Copyright (C) 2001 Andrea Arcangeli <andrea@suse.de> SuSE
> >> - *  Copyright 2003 Andi Kleen, SuSE Labs.
> >> + * Mostly copyright (c) 2012-2014 Andy Lutomirski <luto@amacapital.net>
> >
> > We usualy leave the old copyright notices around even if the code
> > which is related to them has been removed more or less completely.
> >
> > So I change this to:
> >
> > /*
> >  * Copyright (c) 2012-2014 Andy Lutomirski <luto@amacapital.net>
> >  *
> >  * Based on the original implementation:
> >  *  Copyright (C) 2001 Andrea Arcangeli <andrea@suse.de> SuSE
> >  *  Copyright 2003 Andi Kleen, SuSE Labs.
> >
> > and apply the whole lot.
> 
> Would it make more sense to move those copyright notices to
> arch/x86/vdso/vma.c?  That's where most of the code ended up.

That has already a notice from Andi and I cant figure out what parts
of that have been written by Andrea. We'll worry about that when we
remove vsyscall_64.c. Until then the git history will be our friend.

Thanks,

	tglx