From: Geert Uytterhoeven <geert@linux-m68k.org>
To: Kees Cook <keescook@chromium.org>
Cc: Arnd Bergmann <arnd@arndb.de>,
"Maciej W. Rozycki" <macro@linux-mips.org>,
linux-arch <linux-arch@vger.kernel.org>,
linux-kbuild <linux-kbuild@vger.kernel.org>,
LKML <linux-kernel@vger.kernel.org>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>,
Russell King <rmk+kernel@armlinux.org.uk>,
Andrew Morton <akpm@linux-foundation.org>,
kernel-build-reports@lists.linaro.org,
kvmarm@lists.cs.columbia.edu
Subject: Re: [RFC] minimum gcc version for kernel: raise to gcc-4.3 or 4.6?
Date: Tue, 25 Apr 2017 09:06:36 +0200 [thread overview]
Message-ID: <CAMuHMdV+6O1CAb=+r2x=ANy_NkD3C6EzYCpawuXaf2ynvpsn2Q@mail.gmail.com> (raw)
In-Reply-To: <CAGXu5jKCSFVhGSD5mGLiAo6-G+k24g2Y=9p8Kr2-SffAY=uEBQ@mail.gmail.com>
On Mon, Apr 24, 2017 at 10:52 PM, Kees Cook <keescook@chromium.org> wrote:
> On Mon, Apr 24, 2017 at 1:30 PM, Arnd Bergmann <arnd@arndb.de> wrote:
>> How about this approach then:
>>
>> - To keep it simple, we update the README.rst to say that a minimum
>> gcc-4.3 is required, while recommending gcc-4.9 for all architectures
>> - Support for gcc-4.0 and earlier gets removed from linux/compiler.h,
>> and instead we add a summary of what I found, explaining that
>> gcc-4.1 has active users on a few architectures.
>> - We make the Makefile show a warning once during compilation for
>> gcc earlier than 4.3.
>
> This sounds good to me!
+1
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-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
WARNING: multiple messages have this Message-ID (diff)
From: geert@linux-m68k.org (Geert Uytterhoeven)
To: linux-arm-kernel@lists.infradead.org
Subject: [RFC] minimum gcc version for kernel: raise to gcc-4.3 or 4.6?
Date: Tue, 25 Apr 2017 09:06:36 +0200 [thread overview]
Message-ID: <CAMuHMdV+6O1CAb=+r2x=ANy_NkD3C6EzYCpawuXaf2ynvpsn2Q@mail.gmail.com> (raw)
In-Reply-To: <CAGXu5jKCSFVhGSD5mGLiAo6-G+k24g2Y=9p8Kr2-SffAY=uEBQ@mail.gmail.com>
On Mon, Apr 24, 2017 at 10:52 PM, Kees Cook <keescook@chromium.org> wrote:
> On Mon, Apr 24, 2017 at 1:30 PM, Arnd Bergmann <arnd@arndb.de> wrote:
>> How about this approach then:
>>
>> - To keep it simple, we update the README.rst to say that a minimum
>> gcc-4.3 is required, while recommending gcc-4.9 for all architectures
>> - Support for gcc-4.0 and earlier gets removed from linux/compiler.h,
>> and instead we add a summary of what I found, explaining that
>> gcc-4.1 has active users on a few architectures.
>> - We make the Makefile show a warning once during compilation for
>> gcc earlier than 4.3.
>
> This sounds good to me!
+1
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert at linux-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
next prev parent reply other threads:[~2017-04-25 7:06 UTC|newest]
Thread overview: 113+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-12-16 10:56 [RFC] minimum gcc version for kernel: raise to gcc-4.3 or 4.6? Arnd Bergmann
2016-12-16 10:56 ` Arnd Bergmann
2016-12-16 10:56 ` [PATCH 01/13] [HACK] gcc-4.5: avoid link errors for unused function pointers Arnd Bergmann
2016-12-16 10:56 ` Arnd Bergmann
2016-12-16 10:56 ` [PATCH 02/13] KVM: arm: fix gcc-4.5 build Arnd Bergmann
2016-12-16 10:56 ` Arnd Bergmann
2017-01-04 10:38 ` Christoffer Dall
2017-01-04 10:38 ` Christoffer Dall
2016-12-16 10:56 ` [PATCH 03/13] ARM: div64: fix building with gcc-4.5 and lower Arnd Bergmann
2016-12-16 10:56 ` Arnd Bergmann
2016-12-16 10:56 ` [PATCH 04/13] vfio-pci: use 32-bit comparisons for register address for gcc-4.5 Arnd Bergmann
2016-12-16 10:56 ` Arnd Bergmann
2016-12-16 15:30 ` Alex Williamson
2016-12-16 19:50 ` Arnd Bergmann
2016-12-16 10:56 ` [PATCH 05/13] clk: pxa: fix gcc-4.4 build Arnd Bergmann
2016-12-16 10:56 ` Arnd Bergmann
2016-12-16 10:56 ` [PATCH 06/13] ARM: atomic: " Arnd Bergmann
2016-12-16 10:56 ` Arnd Bergmann
2016-12-16 10:56 ` [PATCH 07/13] watchdog: kempld: fix gcc-4.3 build Arnd Bergmann
2016-12-16 10:56 ` Arnd Bergmann
2016-12-16 10:56 ` [PATCH 08/13] arm/arm64: xen: avoid gcc-4.4 warning Arnd Bergmann
2016-12-16 10:56 ` Arnd Bergmann
2016-12-16 10:56 ` [PATCH 09/13] ARM: mark cmpxchg and xchg __always_inline for gcc-4.3 Arnd Bergmann
2016-12-16 10:56 ` Arnd Bergmann
2016-12-16 10:56 ` [PATCH 10/13] asm-generic: mark cmpxchg as " Arnd Bergmann
2016-12-16 10:56 ` Arnd Bergmann
2016-12-16 10:56 ` [PATCH 11/13] fs: fix unsigned enum warning with gcc-4.2 Arnd Bergmann
2016-12-16 10:56 ` Arnd Bergmann
2017-01-03 22:47 ` Brendan Gregg
2017-02-28 21:53 ` Brendan Gregg
2016-12-16 10:56 ` [PATCH 12/13] KVM: arm: avoid binary number literals for gcc-4.2 Arnd Bergmann
2016-12-16 10:56 ` Arnd Bergmann
2017-01-04 10:39 ` Christoffer Dall
2017-01-04 10:39 ` Christoffer Dall
2016-12-16 10:56 ` [PATCH 13/13] ARM: avoid 'Q' asm constraint for gcc-4.1 and earlier Arnd Bergmann
2016-12-16 10:56 ` Arnd Bergmann
2016-12-16 11:14 ` [RFC] minimum gcc version for kernel: raise to gcc-4.3 or 4.6? Arnd Bergmann
2016-12-16 11:14 ` Arnd Bergmann
2016-12-16 11:14 ` Arnd Bergmann
2017-04-16 19:52 ` Kees Cook
2017-04-16 19:52 ` Kees Cook
2017-04-16 19:52 ` Kees Cook
2017-04-20 10:15 ` Arnd Bergmann
2017-04-20 10:15 ` Arnd Bergmann
2017-04-20 10:15 ` Arnd Bergmann
2017-04-20 19:52 ` Kees Cook
2017-04-20 19:52 ` Kees Cook
2017-04-20 19:52 ` Kees Cook
2017-04-20 19:52 ` Kees Cook
2017-04-21 20:55 ` Arnd Bergmann
2017-04-21 20:55 ` Arnd Bergmann
2017-04-21 20:55 ` Arnd Bergmann
2017-04-21 21:05 ` Kees Cook
2017-04-21 21:05 ` Kees Cook
2017-04-21 21:05 ` Kees Cook
2017-04-22 3:10 ` Maciej W. Rozycki
2017-04-22 3:10 ` Maciej W. Rozycki
2017-04-22 3:10 ` Maciej W. Rozycki
2017-04-22 15:30 ` Arnd Bergmann
2017-04-22 15:30 ` Arnd Bergmann
2017-04-22 15:30 ` Arnd Bergmann
2017-04-23 20:13 ` Geert Uytterhoeven
2017-04-23 20:13 ` Geert Uytterhoeven
2017-04-23 20:13 ` Geert Uytterhoeven
2017-04-23 20:13 ` Geert Uytterhoeven
2017-04-24 9:44 ` Arnd Bergmann
2017-04-24 9:44 ` Arnd Bergmann
2017-04-24 9:44 ` Arnd Bergmann
2017-04-24 9:44 ` Arnd Bergmann
2017-04-24 10:17 ` Geert Uytterhoeven
2017-04-24 10:17 ` Geert Uytterhoeven
2017-04-24 10:17 ` Geert Uytterhoeven
2017-04-24 10:17 ` Geert Uytterhoeven
2017-04-24 14:13 ` Arnd Bergmann
2017-04-24 14:13 ` Arnd Bergmann
2017-04-24 14:13 ` Arnd Bergmann
2017-04-24 16:53 ` Maciej W. Rozycki
2017-04-24 16:53 ` Maciej W. Rozycki
2017-04-24 16:53 ` Maciej W. Rozycki
2017-04-24 17:29 ` Arnd Bergmann
2017-04-24 17:29 ` Arnd Bergmann
2017-04-24 17:29 ` Arnd Bergmann
2017-04-24 18:16 ` Geert Uytterhoeven
2017-04-24 18:16 ` Geert Uytterhoeven
2017-04-24 18:16 ` Geert Uytterhoeven
2017-04-24 18:16 ` Geert Uytterhoeven
2017-04-24 18:30 ` Maciej W. Rozycki
2017-04-24 18:30 ` Maciej W. Rozycki
2017-04-24 18:30 ` Maciej W. Rozycki
2017-04-24 18:30 ` Maciej W. Rozycki
2017-04-24 20:30 ` Arnd Bergmann
2017-04-24 20:30 ` Arnd Bergmann
2017-04-24 20:30 ` Arnd Bergmann
2017-04-24 20:52 ` Kees Cook
2017-04-24 20:52 ` Kees Cook
2017-04-24 20:52 ` Kees Cook
2017-04-25 7:06 ` Geert Uytterhoeven [this message]
2017-04-25 7:06 ` Geert Uytterhoeven
2017-04-25 7:06 ` Geert Uytterhoeven
2017-04-25 9:22 ` Suzuki K Poulose
2017-04-25 9:22 ` Suzuki K Poulose
2017-04-25 9:22 ` Suzuki K Poulose
2016-12-16 15:54 ` Geert Uytterhoeven
2016-12-16 15:54 ` Geert Uytterhoeven
2016-12-16 19:58 ` Arnd Bergmann
2016-12-16 19:58 ` Arnd Bergmann
2016-12-16 20:34 ` Geert Uytterhoeven
2016-12-16 17:00 ` Sebastian Andrzej Siewior
2016-12-16 22:00 ` Arnd Bergmann
2016-12-16 22:00 ` Arnd Bergmann
2016-12-17 11:29 ` Sebastian Andrzej Siewior
2017-01-02 12:23 ` Russell King - ARM Linux
2016-12-20 9:59 ` Heiko Carstens
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