RE: [PATCH v4 19/23] iommu/tegra241-cmdqv: Use request_threaded_irq

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To: Nicolin Chen <nicolinc@xxxxxxxxxx>, "jgg@xxxxxxxxxx" <jgg@xxxxxxxxxx>, "corbet@xxxxxxx" <corbet@xxxxxxx>, "will@xxxxxxxxxx" <will@xxxxxxxxxx>
Subject: RE: [PATCH v4 19/23] iommu/tegra241-cmdqv: Use request_threaded_irq
From: "Tian, Kevin" <kevin.tian@xxxxxxxxx>
Date: Thu, 15 May 2025 07:57:09 +0000
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Cc: "bagasdotme@xxxxxxxxx" <bagasdotme@xxxxxxxxx>, "robin.murphy@xxxxxxx" <robin.murphy@xxxxxxx>, "joro@xxxxxxxxxx" <joro@xxxxxxxxxx>, "thierry.reding@xxxxxxxxx" <thierry.reding@xxxxxxxxx>, "vdumpa@xxxxxxxxxx" <vdumpa@xxxxxxxxxx>, "jonathanh@xxxxxxxxxx" <jonathanh@xxxxxxxxxx>, "shuah@xxxxxxxxxx" <shuah@xxxxxxxxxx>, "jsnitsel@xxxxxxxxxx" <jsnitsel@xxxxxxxxxx>, "nathan@xxxxxxxxxx" <nathan@xxxxxxxxxx>, "peterz@xxxxxxxxxxxxx" <peterz@xxxxxxxxxxxxx>, "Liu, Yi L" <yi.l.liu@xxxxxxxxx>, "mshavit@xxxxxxxxxx" <mshavit@xxxxxxxxxx>, "praan@xxxxxxxxxx" <praan@xxxxxxxxxx>, "zhangzekun11@xxxxxxxxxx" <zhangzekun11@xxxxxxxxxx>, "iommu@xxxxxxxxxxxxxxx" <iommu@xxxxxxxxxxxxxxx>, "linux-doc@xxxxxxxxxxxxxxx" <linux-doc@xxxxxxxxxxxxxxx>, "linux-kernel@xxxxxxxxxxxxxxx" <linux-kernel@xxxxxxxxxxxxxxx>, "linux-arm-kernel@xxxxxxxxxxxxxxxxxxx" <linux-arm-kernel@xxxxxxxxxxxxxxxxxxx>, "linux-tegra@xxxxxxxxxxxxxxx" <linux-tegra@xxxxxxxxxxxxxxx>, "linux-kselftest@xxxxxxxxxxxxxxx" <linux-kselftest@xxxxxxxxxxxxxxx>, "patches@xxxxxxxxxxxxxxx" <patches@xxxxxxxxxxxxxxx>, "mochs@xxxxxxxxxx" <mochs@xxxxxxxxxx>, "alok.a.tiwari@xxxxxxxxxx" <alok.a.tiwari@xxxxxxxxxx>, "vasant.hegde@xxxxxxx" <vasant.hegde@xxxxxxx>
In-reply-to: <e653cf3b204b97eafc40e40606ffdcfeec8a9837.1746757630.git.nicolinc@nvidia.com>
References: <cover.1746757630.git.nicolinc@nvidia.com> <e653cf3b204b97eafc40e40606ffdcfeec8a9837.1746757630.git.nicolinc@nvidia.com>

> From: Nicolin Chen <nicolinc@xxxxxxxxxx>
> Sent: Friday, May 9, 2025 11:03 AM
> 
> A vEVENT can be reported only from a threaded IRQ context. Change to using
> request_threaded_irq to support that.
> 
> Acked-by: Pranjal Shrivastava <praan@xxxxxxxxxx>
> Signed-off-by: Nicolin Chen <nicolinc@xxxxxxxxxx>

Reviewed-by: Kevin Tian <kevin.tian@xxxxxxxxx>

References:
- [PATCH v4 00/23] iommufd: Add vIOMMU infrastructure (Part-4 HW QUEUE)
  - From: Nicolin Chen
- [PATCH v4 19/23] iommu/tegra241-cmdqv: Use request_threaded_irq
  - From: Nicolin Chen

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