linux-kernel - Re: [PATCH v4] arm64: irq: set the correct node for VMAP stack

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Message-Id: <170178641072.13754.15163791015207648414.b4-ty@kernel.org>
Date:   Tue,  5 Dec 2023 15:16:36 +0000
From:   Will Deacon <will@...nel.org>
To:     catalin.marinas@....com,
        Huang Shijie <shijie@...amperecomputing.com>
Cc:     kernel-team@...roid.com, Will Deacon <will@...nel.org>,
        rafael@...nel.org, linux-arch@...r.kernel.org,
        gregkh@...uxfoundation.org, linux-arm-kernel@...ts.infradead.org,
        arnd@...db.de, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v4] arm64: irq: set the correct node for VMAP stack

On Fri, 24 Nov 2023 11:15:13 +0800, Huang Shijie wrote:
> In current code, init_irq_stacks() will call cpu_to_node().
> The cpu_to_node() depends on percpu "numa_node" which is initialized in:
>      arch_call_rest_init() --> rest_init() -- kernel_init()
> 	--> kernel_init_freeable() --> smp_prepare_cpus()
> 
> But init_irq_stacks() is called in init_IRQ() which is before
> arch_call_rest_init().
> 
> [...]

Applied to arm64 (for-next/mm), thanks!

[1/1] arm64: irq: set the correct node for VMAP stack
      https://git.kernel.org/arm64/c/75b5e0bf90bf

Cheers,
-- 
Will

https://fixes.arm64.dev
https://next.arm64.dev
https://will.arm64.dev