From: Pavel Machek <pavel@ucw.cz>
To: Ingo Molnar <mingo@kernel.org>
Cc: linux-kernel@vger.kernel.org,
"Ahmed S . Darwish" <darwi@linutronix.de>,
Andrew Cooper <andrew.cooper3@citrix.com>,
Ard Biesheuvel <ardb@kernel.org>, Arnd Bergmann <arnd@kernel.org>,
Borislav Petkov <bp@alien8.de>,
Dave Hansen <dave.hansen@linux.intel.com>,
"H . Peter Anvin" <hpa@zytor.com>,
John Ogness <john.ogness@linutronix.de>,
Linus Torvalds <torvalds@linux-foundation.org>,
Peter Zijlstra <peterz@infradead.org>,
Thomas Gleixner <tglx@linutronix.de>
Subject: Re: [RFC PATCH 0/15] x86: Remove support for TSC-less and CX8-less CPUs
Date: Sat, 26 Apr 2025 10:26:51 +0200 [thread overview]
Message-ID: <aAyYyyiTY02DW8pH@duo.ucw.cz> (raw)
In-Reply-To: <20250425084216.3913608-1-mingo@kernel.org>
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Hi!
> In the x86 architecture we have various complicated hardware emulation
> facilities on x86-32 to support ancient 32-bit CPUs that very very few
> people are using with modern kernels. This compatibility glue is sometimes
> even causing problems that people spend time to resolve, which time could
> be spent on other things.
We have open-source 486 cores, such as
https://github.com/MiSTer-devel/ao486_MiSTer . I'm not aware of
open-source 586 cores... so this is a bit sad.
Best regards,
Pavel
--
I don't work for Nazis and criminals, and neither should you.
Boycott Putin, Trump, and Musk!
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next prev parent reply other threads:[~2025-04-26 8:26 UTC|newest]
Thread overview: 73+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-04-25 8:41 Ingo Molnar
2025-04-25 8:41 ` [PATCH 01/15] x86/cpu: Remove M486/M486SX/ELAN support Ingo Molnar
2025-04-25 8:41 ` [PATCH 02/15] x86/cpu: Remove CONFIG_MWINCHIP3D/MWINCHIPC6 Ingo Molnar
2025-04-25 8:42 ` [PATCH 03/15] x86/cpu: Remove CPU_SUP_UMC_32 support Ingo Molnar
2025-04-25 8:42 ` [PATCH 04/15] x86/cpu: Remove TSC-less CONFIG_M586 support Ingo Molnar
2025-04-25 15:09 ` H. Peter Anvin
2025-04-25 8:42 ` [PATCH 05/15] x86/cpu, x86/platform, watchdog: Remove CONFIG_X86_RDC321X support Ingo Molnar
2025-04-25 8:42 ` [PATCH 06/15] x86/cpu: Remove the CONFIG_X86_INVD_BUG quirk Ingo Molnar
2025-04-25 8:42 ` [PATCH 07/15] x86/cpu, cpufreq: Remove AMD ELAN support Ingo Molnar
2025-04-25 8:42 ` [PATCH 08/15] x86/fpu: Remove MATH_EMULATION and related glue code Ingo Molnar
2025-04-25 8:42 ` [PATCH 09/15] x86/fpu: Remove the 'no387' boot option Ingo Molnar
2025-04-25 8:42 ` [PATCH 10/15] x86/fpu: Remove the math-emu/ FPU emulation library Ingo Molnar
2025-04-25 8:42 ` [PATCH 11/15] x86/cpu: Make CONFIG_X86_TSC unconditional Ingo Molnar
2025-04-25 8:42 ` [PATCH 12/15] x86: Remove !CONFIG_X86_TSC code Ingo Molnar
2025-04-25 8:42 ` [PATCH 13/15] x86/cpu: Make CONFIG_X86_CX8 unconditional Ingo Molnar
2025-04-25 12:10 ` Arnd Bergmann
2025-04-25 15:15 ` H. Peter Anvin
2025-04-25 21:54 ` Arnd Bergmann
2025-04-27 9:25 ` Ingo Molnar
2025-04-27 17:32 ` Arnd Bergmann
2025-04-27 21:26 ` H. Peter Anvin
2025-04-28 9:16 ` Ingo Molnar
2025-04-28 11:21 ` Arnd Bergmann
2025-04-29 10:22 ` Ingo Molnar
2025-04-29 12:10 ` Arnd Bergmann
2025-04-27 8:15 ` Ingo Molnar
2025-04-25 8:42 ` [PATCH 14/15] x86/percpu: Remove !CONFIG_X86_CX8 methods Ingo Molnar
2025-04-25 14:05 ` Uros Bizjak
2025-04-27 7:46 ` [PATCH -v2 " Ingo Molnar
2025-04-25 8:42 ` [PATCH 15/15] x86/atomics: " Ingo Molnar
2025-04-25 13:55 ` Arnd Bergmann
2025-04-25 14:10 ` Uros Bizjak
2025-04-25 15:00 ` Brian Gerst
2025-04-27 8:23 ` Ingo Molnar
2025-04-27 8:26 ` Ingo Molnar
2025-04-27 10:31 ` Uros Bizjak
2025-05-15 8:49 ` Ingo Molnar
2025-04-25 11:13 ` [RFC PATCH 0/15] x86: Remove support for TSC-less and CX8-less CPUs Arnd Bergmann
2025-04-26 8:26 ` Pavel Machek [this message]
2025-05-05 8:53 ` Maciej W. Rozycki
2025-05-05 12:48 ` H. Peter Anvin
2025-05-05 13:04 ` Maciej W. Rozycki
2025-05-05 19:57 ` H. Peter Anvin
2025-05-05 20:54 ` Borislav Petkov
2025-05-06 13:51 ` Maciej W. Rozycki
2025-05-06 14:16 ` Borislav Petkov
2025-05-08 14:51 ` Maciej W. Rozycki
2025-05-08 20:11 ` Borislav Petkov
2025-05-12 12:55 ` Maciej W. Rozycki
2025-05-12 13:48 ` Borislav Petkov
2025-05-12 17:29 ` Maciej W. Rozycki
2025-05-13 2:00 ` Linus Torvalds
2025-05-13 3:48 ` H. Peter Anvin
2025-05-13 5:43 ` John Paul Adrian Glaubitz
2025-05-13 21:55 ` Maciej W. Rozycki
2025-05-13 22:02 ` Linus Torvalds
2025-05-13 22:06 ` H. Peter Anvin
2025-05-15 16:32 ` Maciej W. Rozycki
2025-05-06 13:48 ` Maciej W. Rozycki
2025-05-06 13:54 ` John Paul Adrian Glaubitz
2025-05-05 15:59 ` Linus Torvalds
2025-05-06 13:53 ` Maciej W. Rozycki
2025-05-06 16:44 ` H. Peter Anvin
2025-05-06 17:11 ` Linus Torvalds
2025-05-06 17:51 ` H. Peter Anvin
2025-05-08 14:54 ` Maciej W. Rozycki
2025-05-08 14:53 ` Maciej W. Rozycki
2025-05-08 14:51 ` Maciej W. Rozycki
-- strict thread matches above, loose matches on Subject: below --
2025-04-21 8:12 [linus:master] [x86/cpu] f388f60ca9: BUG:soft_lockup-CPU##stuck_for#s![swapper:#] kernel test robot
2025-04-22 10:16 ` Arnd Bergmann
2025-04-24 2:12 ` Oliver Sang
2025-04-24 7:59 ` Arnd Bergmann
2025-04-24 16:07 ` Linus Torvalds
2025-04-24 17:54 ` [RFC PATCH 0/15] x86: Remove support for TSC-less and CX8-less CPUs Ingo Molnar
2025-04-24 18:01 ` Ingo Molnar
2025-04-24 21:27 ` Arnd Bergmann
2025-04-25 7:40 ` Ingo Molnar
2025-04-25 9:30 ` Arnd Bergmann
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