linux-kernel - Re: RFD: x32 ABI system call numbers

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Message-ID: <CAMuHMdUXw5nAsk0zYqU=fao2zgbPjg7f_LRCnr_Fa4MAQtWRWQ@mail.gmail.com>
Date:	Tue, 30 Aug 2011 09:00:28 +0200
From:	Geert Uytterhoeven <geert@...ux-m68k.org>
To:	Linus Torvalds <torvalds@...ux-foundation.org>
Cc:	"H. Peter Anvin" <hpa@...or.com>,
	LKML <linux-kernel@...r.kernel.org>,
	"H.J. Lu" <hjl.tools@...il.com>, Ingo Molnar <mingo@...e.hu>,
	Thomas Gleixner <tglx@...utronix.de>
Subject: Re: RFD: x32 ABI system call numbers

On Tue, Aug 30, 2011 at 03:48, Linus Torvalds
<torvalds@...ux-foundation.org> wrote:
> On Mon, Aug 29, 2011 at 12:01 PM, Geert Uytterhoeven
> <geert@...ux-m68k.org> wrote:
>>
>> Which will break all this non-portable 32-bit-only source code x32 was invented
>> for in the first place?
>
> NO. HELL NO!
>
> Guys, get a f&*king grip already!
>
> There are absolutely ZERO compatibility issues.
>
> If you want compatibility, you run traditional 32-bit x86.

Sorry, this was mainly pointed to:

"Furthermore, there are users who seem more willing to port code known to
 not be 64-bit clean to x32 than to do a whole new port."

earlier in the thread.

> If you want full 64-bit, you run standard x86-64 binaries.

Sure.

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds
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