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From: John Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de>
To: Ard Biesheuvel <ardb@kernel.org>
Cc: "Luck, Tony" <tony.luck@intel.com>,
	"Torvalds, Linus" <torvalds@linux-foundation.org>,
	Mateusz Guzik <mjguzik@gmail.com>,
	linux-arch <linux-arch@vger.kernel.org>,
	Catalin Marinas <catalin.marinas@arm.com>,
	Will Deacon <will@kernel.org>,
	Michael Ellerman <mpe@ellerman.id.au>,
	"linux-fsdevel@vger.kernel.org" <linux-fsdevel@vger.kernel.org>,
	"viro@zeniv.linux.org.uk" <viro@zeniv.linux.org.uk>,
	Jan Glauber <jan.glauber@gmail.com>,
	Linux ARM <linux-arm-kernel@lists.infradead.org>,
	linuxppc-dev <linuxppc-dev@lists.ozlabs.org>
Subject: Re: ia64 removal (was: Re: lockref scalability on x86-64 vs cpu_relax)
Date: Fri, 13 Jan 2023 22:05:52 +0100	[thread overview]
Message-ID: <db6937a1-e817-2d7b-0062-9aff012bb3e8@physik.fu-berlin.de> (raw)
In-Reply-To: <CAMj1kXEqbMEcrKYzz2-huLPMnotPoxFY8adyH=Xb4Ex8o98x-w@mail.gmail.com>

Hello Ard!

> Can I take that as an ack on [0]? The EFI subsystem has evolved
> substantially over the years, and there is really no way to do any
> IA64 testing beyond build testing, so from that perspective, dropping
> it entirely would be welcomed.

ia64 is regularly tested in Debian and Gentoo [1][2].

Debian's ia64 porterbox yttrium runs a recent kernel without issues:

root@yttrium:~# uname -a
Linux yttrium 5.19.0-2-mckinley #1 SMP Debian 5.19.11-1 (2022-09-24) ia64 GNU/Linux
root@yttrium:~#

root@yttrium:~# journalctl -b|head -n10
Nov 14 14:46:10 yttrium kernel: Linux version 5.19.0-2-mckinley (debian-kernel@lists.debian.org) (gcc-11 (Debian 11.3.0-6) 11.3.0, GNU ld (GNU Binutils for Debian) 2.39) #1 SMP Debian 5.19.11-1 (2022-09-24)
Nov 14 14:46:10 yttrium kernel: efi: EFI v2.10 by HP
Nov 14 14:46:10 yttrium kernel: efi: SALsystab=0xdfdd63a18 ESI=0xdfdd63f18 ACPI 2.0=0x3d3c4014 HCDP=0xdffff8798 SMBIOS=0x3d368000
Nov 14 14:46:10 yttrium kernel: PCDP: v3 at 0xdffff8798
Nov 14 14:46:10 yttrium kernel: earlycon: uart8250 at I/O port 0x4000 (options '115200n8')
Nov 14 14:46:10 yttrium kernel: printk: bootconsole [uart8250] enabled
Nov 14 14:46:10 yttrium kernel: ACPI: Early table checksum verification disabled
Nov 14 14:46:10 yttrium kernel: ACPI: RSDP 0x000000003D3C4014 000024 (v02 HP    )
Nov 14 14:46:10 yttrium kernel: ACPI: XSDT 0x000000003D3C4580 000124 (v01 HP     RX2800-2 00000001      01000013)
Nov 14 14:46:10 yttrium kernel: ACPI: FACP 0x000000003D3BE000 0000F4 (v03 HP     RX2800-2 00000001 HP   00000001)
root@yttrium:~#

Same applies to the buildds:

root@lifshitz:~# uname -a
Linux lifshitz 6.0.0-4-mckinley #1 SMP Debian 6.0.8-1 (2022-11-11) ia64 GNU/Linux
root@lifshitz:~#

root@lenz:~# uname -a
Linux lenz 6.0.0-4-mckinley #1 SMP Debian 6.0.8-1 (2022-11-11) ia64 GNU/Linux
root@lenz:~#

EFI works fine as well using the latest version of GRUB2.

Thanks,
Adrian

> [1] https://cdimage.debian.org/cdimage/ports/snapshots/
> [2] https://mirror.yandex.ru/gentoo-distfiles//releases/ia64/autobuilds/

WARNING: multiple messages have this Message-ID (diff)
From: John Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de>
To: Ard Biesheuvel <ardb@kernel.org>
Cc: linux-arch <linux-arch@vger.kernel.org>,
	Mateusz Guzik <mjguzik@gmail.com>, Will Deacon <will@kernel.org>,
	linuxppc-dev <linuxppc-dev@lists.ozlabs.org>,
	"Luck, Tony" <tony.luck@intel.com>,
	Catalin Marinas <catalin.marinas@arm.com>,
	"linux-fsdevel@vger.kernel.org" <linux-fsdevel@vger.kernel.org>,
	Jan Glauber <jan.glauber@gmail.com>,
	"Torvalds, Linus" <torvalds@linux-foundation.org>,
	Linux ARM <linux-arm-kernel@lists.infradead.org>,
	"viro@zeniv.linux.org.uk" <viro@zeniv.linux.org.uk>
Subject: Re: ia64 removal (was: Re: lockref scalability on x86-64 vs cpu_relax)
Date: Fri, 13 Jan 2023 22:05:52 +0100	[thread overview]
Message-ID: <db6937a1-e817-2d7b-0062-9aff012bb3e8@physik.fu-berlin.de> (raw)
In-Reply-To: <CAMj1kXEqbMEcrKYzz2-huLPMnotPoxFY8adyH=Xb4Ex8o98x-w@mail.gmail.com>

Hello Ard!

> Can I take that as an ack on [0]? The EFI subsystem has evolved
> substantially over the years, and there is really no way to do any
> IA64 testing beyond build testing, so from that perspective, dropping
> it entirely would be welcomed.

ia64 is regularly tested in Debian and Gentoo [1][2].

Debian's ia64 porterbox yttrium runs a recent kernel without issues:

root@yttrium:~# uname -a
Linux yttrium 5.19.0-2-mckinley #1 SMP Debian 5.19.11-1 (2022-09-24) ia64 GNU/Linux
root@yttrium:~#

root@yttrium:~# journalctl -b|head -n10
Nov 14 14:46:10 yttrium kernel: Linux version 5.19.0-2-mckinley (debian-kernel@lists.debian.org) (gcc-11 (Debian 11.3.0-6) 11.3.0, GNU ld (GNU Binutils for Debian) 2.39) #1 SMP Debian 5.19.11-1 (2022-09-24)
Nov 14 14:46:10 yttrium kernel: efi: EFI v2.10 by HP
Nov 14 14:46:10 yttrium kernel: efi: SALsystab=0xdfdd63a18 ESI=0xdfdd63f18 ACPI 2.0=0x3d3c4014 HCDP=0xdffff8798 SMBIOS=0x3d368000
Nov 14 14:46:10 yttrium kernel: PCDP: v3 at 0xdffff8798
Nov 14 14:46:10 yttrium kernel: earlycon: uart8250 at I/O port 0x4000 (options '115200n8')
Nov 14 14:46:10 yttrium kernel: printk: bootconsole [uart8250] enabled
Nov 14 14:46:10 yttrium kernel: ACPI: Early table checksum verification disabled
Nov 14 14:46:10 yttrium kernel: ACPI: RSDP 0x000000003D3C4014 000024 (v02 HP    )
Nov 14 14:46:10 yttrium kernel: ACPI: XSDT 0x000000003D3C4580 000124 (v01 HP     RX2800-2 00000001      01000013)
Nov 14 14:46:10 yttrium kernel: ACPI: FACP 0x000000003D3BE000 0000F4 (v03 HP     RX2800-2 00000001 HP   00000001)
root@yttrium:~#

Same applies to the buildds:

root@lifshitz:~# uname -a
Linux lifshitz 6.0.0-4-mckinley #1 SMP Debian 6.0.8-1 (2022-11-11) ia64 GNU/Linux
root@lifshitz:~#

root@lenz:~# uname -a
Linux lenz 6.0.0-4-mckinley #1 SMP Debian 6.0.8-1 (2022-11-11) ia64 GNU/Linux
root@lenz:~#

EFI works fine as well using the latest version of GRUB2.

Thanks,
Adrian

> [1] https://cdimage.debian.org/cdimage/ports/snapshots/
> [2] https://mirror.yandex.ru/gentoo-distfiles//releases/ia64/autobuilds/

WARNING: multiple messages have this Message-ID (diff)
From: John Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de>
To: Ard Biesheuvel <ardb@kernel.org>
Cc: "Luck, Tony" <tony.luck@intel.com>,
	"Torvalds, Linus" <torvalds@linux-foundation.org>,
	Mateusz Guzik <mjguzik@gmail.com>,
	linux-arch <linux-arch@vger.kernel.org>,
	Catalin Marinas <catalin.marinas@arm.com>,
	Will Deacon <will@kernel.org>,
	Michael Ellerman <mpe@ellerman.id.au>,
	"linux-fsdevel@vger.kernel.org" <linux-fsdevel@vger.kernel.org>,
	"viro@zeniv.linux.org.uk" <viro@zeniv.linux.org.uk>,
	Jan Glauber <jan.glauber@gmail.com>,
	Linux ARM <linux-arm-kernel@lists.infradead.org>,
	linuxppc-dev <linuxppc-dev@lists.ozlabs.org>
Subject: Re: ia64 removal (was: Re: lockref scalability on x86-64 vs cpu_relax)
Date: Fri, 13 Jan 2023 22:05:52 +0100	[thread overview]
Message-ID: <db6937a1-e817-2d7b-0062-9aff012bb3e8@physik.fu-berlin.de> (raw)
In-Reply-To: <CAMj1kXEqbMEcrKYzz2-huLPMnotPoxFY8adyH=Xb4Ex8o98x-w@mail.gmail.com>

Hello Ard!

> Can I take that as an ack on [0]? The EFI subsystem has evolved
> substantially over the years, and there is really no way to do any
> IA64 testing beyond build testing, so from that perspective, dropping
> it entirely would be welcomed.

ia64 is regularly tested in Debian and Gentoo [1][2].

Debian's ia64 porterbox yttrium runs a recent kernel without issues:

root@yttrium:~# uname -a
Linux yttrium 5.19.0-2-mckinley #1 SMP Debian 5.19.11-1 (2022-09-24) ia64 GNU/Linux
root@yttrium:~#

root@yttrium:~# journalctl -b|head -n10
Nov 14 14:46:10 yttrium kernel: Linux version 5.19.0-2-mckinley (debian-kernel@lists.debian.org) (gcc-11 (Debian 11.3.0-6) 11.3.0, GNU ld (GNU Binutils for Debian) 2.39) #1 SMP Debian 5.19.11-1 (2022-09-24)
Nov 14 14:46:10 yttrium kernel: efi: EFI v2.10 by HP
Nov 14 14:46:10 yttrium kernel: efi: SALsystab=0xdfdd63a18 ESI=0xdfdd63f18 ACPI 2.0=0x3d3c4014 HCDP=0xdffff8798 SMBIOS=0x3d368000
Nov 14 14:46:10 yttrium kernel: PCDP: v3 at 0xdffff8798
Nov 14 14:46:10 yttrium kernel: earlycon: uart8250 at I/O port 0x4000 (options '115200n8')
Nov 14 14:46:10 yttrium kernel: printk: bootconsole [uart8250] enabled
Nov 14 14:46:10 yttrium kernel: ACPI: Early table checksum verification disabled
Nov 14 14:46:10 yttrium kernel: ACPI: RSDP 0x000000003D3C4014 000024 (v02 HP    )
Nov 14 14:46:10 yttrium kernel: ACPI: XSDT 0x000000003D3C4580 000124 (v01 HP     RX2800-2 00000001      01000013)
Nov 14 14:46:10 yttrium kernel: ACPI: FACP 0x000000003D3BE000 0000F4 (v03 HP     RX2800-2 00000001 HP   00000001)
root@yttrium:~#

Same applies to the buildds:

root@lifshitz:~# uname -a
Linux lifshitz 6.0.0-4-mckinley #1 SMP Debian 6.0.8-1 (2022-11-11) ia64 GNU/Linux
root@lifshitz:~#

root@lenz:~# uname -a
Linux lenz 6.0.0-4-mckinley #1 SMP Debian 6.0.8-1 (2022-11-11) ia64 GNU/Linux
root@lenz:~#

EFI works fine as well using the latest version of GRUB2.

Thanks,
Adrian

> [1] https://cdimage.debian.org/cdimage/ports/snapshots/
> [2] https://mirror.yandex.ru/gentoo-distfiles//releases/ia64/autobuilds/

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  parent reply	other threads:[~2023-01-13 21:06 UTC|newest]

Thread overview: 108+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-01-12 23:36 lockref scalability on x86-64 vs cpu_relax Mateusz Guzik
2023-01-13  0:13 ` Linus Torvalds
2023-01-13  0:13   ` Linus Torvalds
2023-01-13  0:13   ` Linus Torvalds
2023-01-13  0:30   ` Luck, Tony
2023-01-13  0:30     ` Luck, Tony
2023-01-13  0:30     ` Luck, Tony
2023-01-13  0:45     ` Linus Torvalds
2023-01-13  0:45       ` Linus Torvalds
2023-01-13  0:45       ` Linus Torvalds
2023-01-13  7:55     ` ia64 removal (was: Re: lockref scalability on x86-64 vs cpu_relax) Ard Biesheuvel
2023-01-13  7:55       ` Ard Biesheuvel
2023-01-13  7:55       ` Ard Biesheuvel
2023-01-13 16:17       ` Luck, Tony
2023-01-13 16:17         ` Luck, Tony
2023-01-13 16:17         ` Luck, Tony
2023-01-13 20:49       ` Jessica Clarke
2023-01-13 20:49         ` Jessica Clarke
2023-01-13 20:49         ` Jessica Clarke
2023-01-13 21:03         ` Luck, Tony
2023-01-13 21:03           ` Luck, Tony
2023-01-13 21:03           ` Luck, Tony
2023-01-13 21:04           ` Jessica Clarke
2023-01-13 21:04             ` Jessica Clarke
2023-01-13 21:04             ` Jessica Clarke
2023-01-13 21:05       ` John Paul Adrian Glaubitz [this message]
2023-01-13 21:05         ` John Paul Adrian Glaubitz
2023-01-13 21:05         ` John Paul Adrian Glaubitz
2023-01-13 23:25         ` Ard Biesheuvel
2023-01-13 23:25           ` Ard Biesheuvel
2023-01-13 23:25           ` Ard Biesheuvel
2023-01-14 11:24           ` Sedat Dilek
2023-01-14 11:24             ` Sedat Dilek
2023-01-14 11:24             ` Sedat Dilek
2023-01-14 11:28             ` Sedat Dilek
2023-01-14 11:28               ` Sedat Dilek
2023-01-14 11:28               ` Sedat Dilek
2023-01-15  0:27               ` Matthew Wilcox
2023-01-15  0:27                 ` Matthew Wilcox
2023-01-15  0:27                 ` Matthew Wilcox
2023-01-15 12:04                 ` Sedat Dilek
2023-01-15 12:04                   ` Sedat Dilek
2023-01-15 12:04                   ` Sedat Dilek
2023-01-16  9:42                   ` John Paul Adrian Glaubitz
2023-01-16  9:42                     ` John Paul Adrian Glaubitz
2023-01-16  9:42                     ` John Paul Adrian Glaubitz
2023-01-16  9:41                 ` John Paul Adrian Glaubitz
2023-01-16  9:41                   ` John Paul Adrian Glaubitz
2023-01-16  9:41                   ` John Paul Adrian Glaubitz
2023-01-16 13:28                   ` Matthew Wilcox
2023-01-16 13:28                     ` Matthew Wilcox
2023-01-16 13:28                     ` Matthew Wilcox
2023-01-16  9:40               ` John Paul Adrian Glaubitz
2023-01-16  9:40                 ` John Paul Adrian Glaubitz
2023-01-16  9:40                 ` John Paul Adrian Glaubitz
2023-01-16  9:37             ` John Paul Adrian Glaubitz
2023-01-16  9:37               ` John Paul Adrian Glaubitz
2023-01-16  9:37               ` John Paul Adrian Glaubitz
2023-01-16  9:32           ` John Paul Adrian Glaubitz
2023-01-16  9:32             ` John Paul Adrian Glaubitz
2023-01-16  9:32             ` John Paul Adrian Glaubitz
2023-01-16 10:09             ` Ard Biesheuvel
2023-01-16 10:09               ` Ard Biesheuvel
2023-01-16 10:09               ` Ard Biesheuvel
2023-01-13  1:12   ` lockref scalability on x86-64 vs cpu_relax Mateusz Guzik
2023-01-13  1:12     ` Mateusz Guzik
2023-01-13  1:12     ` Mateusz Guzik
2023-01-13  4:08     ` Linus Torvalds
2023-01-13  4:08       ` Linus Torvalds
2023-01-13  4:08       ` Linus Torvalds
2023-01-13  9:46     ` Will Deacon
2023-01-13  9:46       ` Will Deacon
2023-01-13  9:46       ` Will Deacon
2023-01-13  3:20   ` Nicholas Piggin
2023-01-13  3:20     ` Nicholas Piggin
2023-01-13  3:20     ` Nicholas Piggin
2023-01-13  4:15     ` Linus Torvalds
2023-01-13  4:15       ` Linus Torvalds
2023-01-13  4:15       ` Linus Torvalds
2023-01-13  5:36       ` Nicholas Piggin
2023-01-13  5:36         ` Nicholas Piggin
2023-01-13  5:36         ` Nicholas Piggin
2023-01-16 14:08     ` Memory transaction instructions David Howells
2023-01-16 14:08       ` David Howells
2023-01-16 15:09       ` Matthew Wilcox
2023-01-16 15:09         ` Matthew Wilcox
2023-01-16 15:09         ` Matthew Wilcox
2023-01-16 16:59       ` Linus Torvalds
2023-01-16 16:59         ` Linus Torvalds
2023-01-16 16:59         ` Linus Torvalds
2023-01-18  9:05       ` David Howells
2023-01-18  9:05         ` David Howells
2023-01-18  9:05         ` David Howells
2023-01-19  1:41         ` Nicholas Piggin
2023-01-19  1:41           ` Nicholas Piggin
2023-01-19  1:41           ` Nicholas Piggin
2023-01-13 10:23   ` lockref scalability on x86-64 vs cpu_relax Peter Zijlstra
2023-01-13 10:23     ` Peter Zijlstra
2023-01-13 10:23     ` Peter Zijlstra
2023-01-13 18:44   ` [PATCH] lockref: stop doing cpu_relax in the cmpxchg loop Mateusz Guzik
2023-01-13 18:44     ` Mateusz Guzik
2023-01-13 18:44     ` Mateusz Guzik
2023-01-13 21:47     ` Luck, Tony
2023-01-13 21:47       ` Luck, Tony
2023-01-13 21:47       ` Luck, Tony
2023-01-13 23:31       ` Linus Torvalds
2023-01-13 23:31         ` Linus Torvalds
2023-01-13 23:31         ` Linus Torvalds

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