linux-kernel - Re: [PATCH] drivers/perf: hisi: Set correct IRQ affinity for PMUs with no association

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Message-Id: <173627025346.295116.5863869511098804565.b4-ty@kernel.org>
Date: Wed,  8 Jan 2025 16:38:57 +0000
From: Will Deacon <will@...nel.org>
To: mark.rutland@....com,
	linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org,
	Yicong Yang <yangyicong@...wei.com>
Cc: catalin.marinas@....com,
	kernel-team@...roid.com,
	Will Deacon <will@...nel.org>,
	jonathan.cameron@...wei.com,
	prime.zeng@...ilicon.com,
	linuxarm@...wei.com,
	yangyicong@...ilicon.com
Subject: Re: [PATCH] drivers/perf: hisi: Set correct IRQ affinity for PMUs with no association

On Mon, 23 Dec 2024 20:51:34 +0800, Yicong Yang wrote:
> For PMUs with no association, the hisi_pmu->on_cpu is initialized
> according to the NUMA locality but use a wrong CPU for the interrupt
> affinity. The CPU selected from cpumask_local_spread() can be different
> from the CPU by the cpuhp callback. Fix this by setting the IRQ affinity
> to hisi_pmu->on_cpu.
> 
> 
> [...]

Applied to will (for-next/perf), thanks!

[1/1] drivers/perf: hisi: Set correct IRQ affinity for PMUs with no association
      https://git.kernel.org/will/c/555c6e9b03c1

Cheers,
-- 
Will

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