Re: [PATCH 10/21] drivers: base: Move cpu_dev_init() after node_dev_init()
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- To: Russell King <rmk+kernel@xxxxxxxxxxxxxxx>
- Subject: Re: [PATCH 10/21] drivers: base: Move cpu_dev_init() after node_dev_init()
- From: Jonathan Cameron <Jonathan.Cameron@xxxxxxxxxx>
- Date: Thu, 30 Nov 2023 16:52:35 +0000
- Cc: <linux-pm@xxxxxxxxxxxxxxx>, <loongarch@xxxxxxxxxxxxxxx>, <linux-acpi@xxxxxxxxxxxxxxx>, <linux-arch@xxxxxxxxxxxxxxx>, <linux-kernel@xxxxxxxxxxxxxxx>, <linux-arm-kernel@xxxxxxxxxxxxxxxxxxx>, <linux-riscv@xxxxxxxxxxxxxxxxxxx>, <kvmarm@xxxxxxxxxxxxxxx>, <x86@xxxxxxxxxx>, <linux-csky@xxxxxxxxxxxxxxx>, <linux-doc@xxxxxxxxxxxxxxx>, <linux-ia64@xxxxxxxxxxxxxxx>, <linux-parisc@xxxxxxxxxxxxxxx>, Salil Mehta <salil.mehta@xxxxxxxxxx>, Jean-Philippe Brucker <jean-philippe@xxxxxxxxxx>, <jianyong.wu@xxxxxxx>, <justin.he@xxxxxxx>, James Morse <james.morse@xxxxxxx>, Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>, "Rafael J. Wysocki" <rafael@xxxxxxxxxx>
- In-reply-to: <E1r5R3R-00CszO-C0@rmk-PC.armlinux.org.uk>
- Organization: Huawei Technologies Research and Development (UK) Ltd.
- References: <ZVyz/Ve5pPu8AWoA@shell.armlinux.org.uk> <E1r5R3R-00CszO-C0@rmk-PC.armlinux.org.uk>
On Tue, 21 Nov 2023 13:44:41 +0000
Russell King <rmk+kernel@xxxxxxxxxxxxxxx> wrote:
> From: James Morse <james.morse@xxxxxxx>
>
> NUMA systems require the node descriptions to be ready before CPUs are
> registered. This is so that the node symlinks can be created in sysfs.
>
> Currently no NUMA platform uses GENERIC_CPU_DEVICES, meaning that CPUs
> are registered by arch code, instead of cpu_dev_init().
>
> Move cpu_dev_init() after node_dev_init() so that NUMA architectures
> can use GENERIC_CPU_DEVICES.
>
> Signed-off-by: James Morse <james.morse@xxxxxxx>
> Signed-off-by: Russell King (Oracle) <rmk+kernel@xxxxxxxxxxxxxxx>
Another one where I gave RB late on the RFC.
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@xxxxxxxxxx>
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