From: Jeff Johnson <jeff.johnson@oss.qualcomm.com>
To: Hangtian Zhu <hangtian.zhu@oss.qualcomm.com>,
Thomas Gleixner <tglx@kernel.org>,
jjohnson@kernel.org
Cc: linux-wireless@vger.kernel.org, ath12k@lists.infradead.org,
linux-kernel@vger.kernel.org
Subject: Re: [RESEND PATCH 1/2] genirq: export irq_can_set_affinity() for module drivers
Date: Wed, 20 May 2026 09:00:11 -0700 [thread overview]
Message-ID: <a6619f65-7c84-43bb-9eff-4172ab16417f@oss.qualcomm.com> (raw)
In-Reply-To: <b5870d83-6cc6-4b9e-bb4c-ee812d8b7727@oss.qualcomm.com>
On 5/19/2026 7:42 PM, Hangtian Zhu wrote:
>
>
> On 5/19/2026 22:30, Thomas Gleixner wrote:
>> eviewed-by: Thomas Gleixner <tglx@kernel.org>
>> On Tue, May 19 2026 at 09:16, Hangtian Zhu wrote:
>>> Export irq_can_set_affinity() for loadable drivers that need a runtime
>>> check for IRQ affinity capability.
>>>
>>> In hierarchical IRQ setups where the effective irqchip path lacks
>>> .irq_set_affinity(), drivers may need to switch to a fallback policy.
>>> Without this export, module drivers cannot use the core helper and have
>>> to open-code equivalent checks.
>>>
>>> Signed-off-by: Hangtian Zhu <hangtian.zhu@oss.qualcomm.com>
>> Assuming this goes through the wireless tree:
> yes, it's wireless tree.
>> Acked-by: Thomas Gleixner <tglx@kernel.org>
>>
>> If not, please let me know and I pick it up.
>
Technically, it will first go into my ath tree, but yes, I'll pick it up.
Thanks for the Ack!
/jeff
next prev parent reply other threads:[~2026-05-20 16:00 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-05-19 1:16 [RESEND PATCH 0/2] genirq/ath12k: fallback to threaded NAPI when IRQ affinity is unavailable Hangtian Zhu
2026-05-19 1:16 ` [RESEND PATCH 1/2] genirq: export irq_can_set_affinity() for module drivers Hangtian Zhu
2026-05-19 14:30 ` Thomas Gleixner
2026-05-20 2:42 ` Hangtian Zhu
2026-05-20 16:00 ` Jeff Johnson [this message]
2026-05-19 1:16 ` [RESEND PATCH 2/2] wifi: ath12k: enable threaded NAPI when DP IRQ affinity is unavailable Hangtian Zhu
2026-06-18 7:11 ` Baochen Qiang
2026-06-30 21:26 ` [RESEND PATCH 0/2] genirq/ath12k: fallback to threaded NAPI when " Jeff Johnson
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