linux-kernel - Re: [PATCH v6 09/25] iommufd/viommu: Introduce IOMMUFD_OBJ_HW

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Message-ID: <20250616134723.GD1174925@nvidia.com>
Date: Mon, 16 Jun 2025 10:47:23 -0300
From: Jason Gunthorpe <jgg@...dia.com>
To: Nicolin Chen <nicolinc@...dia.com>
Cc: kevin.tian@...el.com, corbet@....net, will@...nel.org,
	bagasdotme@...il.com, robin.murphy@....com, joro@...tes.org,
	thierry.reding@...il.com, vdumpa@...dia.com, jonathanh@...dia.com,
	shuah@...nel.org, jsnitsel@...hat.com, nathan@...nel.org,
	peterz@...radead.org, yi.l.liu@...el.com, mshavit@...gle.com,
	praan@...gle.com, zhangzekun11@...wei.com, iommu@...ts.linux.dev,
	linux-doc@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org, linux-tegra@...r.kernel.org,
	linux-kselftest@...r.kernel.org, patches@...ts.linux.dev,
	mochs@...dia.com, alok.a.tiwari@...cle.com, vasant.hegde@....com,
	dwmw2@...radead.org, baolu.lu@...ux.intel.com
Subject: Re: [PATCH v6 09/25] iommufd/viommu: Introduce IOMMUFD_OBJ_HW_QUEUE
 and its related struct

On Sat, Jun 14, 2025 at 12:14:34AM -0700, Nicolin Chen wrote:
> +struct iommufd_hw_queue {
> +	struct iommufd_object obj;
> +	struct iommufd_ctx *ictx;

Try to avoid this if we don't need it

Reviewed-by: Jason Gunthorpe <jgg@...dia.com>

Jason