From: "Russell King (Oracle)" <linux@armlinux.org.uk>
To: Eric DeVolder <eric.devolder@oracle.com>
Cc: catalin.marinas@arm.com, will@kernel.org, chenhuacai@kernel.org,
geert@linux-m68k.org, tsbogend@alpha.franken.de,
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Subject: Re: [PATCH v3 01/13] kexec: consolidate kexec and crash options into kernel/Kconfig.kexec
Date: Mon, 26 Jun 2023 17:19:05 +0100 [thread overview]
Message-ID: <ZJm6eS6LiSApYVTC@shell.armlinux.org.uk> (raw)
In-Reply-To: <20230626161332.183214-2-eric.devolder@oracle.com>
On Mon, Jun 26, 2023 at 12:13:20PM -0400, Eric DeVolder wrote:
> +config KEXEC
> + bool "Enable kexec system call"
> + default ARCH_DEFAULT_KEXEC
> + depends on ARCH_SUPPORTS_KEXEC
> + select KEXEC_CORE
> + help
> + kexec is a system call that implements the ability to shutdown your
> + current kernel, and to start another kernel. It is like a reboot
> + but it is independent of the system firmware. And like a reboot
> + you can start any kernel with it, not just Linux.
> +
> + The name comes from the similarity to the exec system call.
> +
> + It is an ongoing process to be certain the hardware in a machine
> + is properly shutdown, so do not be surprised if this code does not
> + initially work for you. As of this writing the exact hardware
> + interface is strongly in flux, so no good recommendation can be
> + made.
Is this last paragraph still true? Is the hardware interface still
"strongly in flux" ?
--
RMK's Patch system: https://www.armlinux.org.uk/developer/patches/
FTTP is here! 80Mbps down 10Mbps up. Decent connectivity at last!
next prev parent reply other threads:[~2023-06-26 16:22 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-06-26 16:13 [PATCH v3 00/13] refactor Kconfig to consolidate KEXEC and CRASH options Eric DeVolder
2023-06-26 16:13 ` [PATCH v3 01/13] kexec: consolidate kexec and crash options into kernel/Kconfig.kexec Eric DeVolder
2023-06-26 16:19 ` Russell King (Oracle) [this message]
2023-06-26 16:33 ` Eric DeVolder
2023-06-26 16:13 ` [PATCH v3 02/13] x86/kexec: refactor for kernel/Kconfig.kexec Eric DeVolder
2023-06-26 16:13 ` [PATCH v3 03/13] arm/kexec: " Eric DeVolder
2023-06-26 16:13 ` [PATCH v3 04/13] ia64/kexec: " Eric DeVolder
2023-06-26 16:13 ` [PATCH v3 05/13] arm64/kexec: " Eric DeVolder
2023-06-26 16:13 ` [PATCH v3 06/13] loongarch/kexec: " Eric DeVolder
2023-06-26 16:13 ` [PATCH v3 07/13] m68k/kexec: " Eric DeVolder
2023-06-26 16:13 ` [PATCH v3 08/13] mips/kexec: " Eric DeVolder
2023-06-26 16:13 ` [PATCH v3 09/13] parisc/kexec: " Eric DeVolder
2023-06-26 16:13 ` [PATCH v3 10/13] powerpc/kexec: " Eric DeVolder
2023-06-26 16:13 ` [PATCH v3 11/13] riscv/kexec: " Eric DeVolder
2023-06-28 8:20 ` Conor Dooley
2023-06-28 13:30 ` Eric DeVolder
2023-06-26 16:13 ` [PATCH v3 12/13] s390/kexec: " Eric DeVolder
2023-06-30 13:07 ` Alexander Gordeev
2023-06-30 14:33 ` Eric DeVolder
2023-06-26 16:13 ` [PATCH v3 13/13] sh/kexec: " Eric DeVolder
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