linux-kernel - Re: [PATCH v2 09/14] iommufd/selftest: Replace mock_viommu_alloc with mock_viommu

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Message-ID: <20250616124656.GY1174925@nvidia.com>
Date: Mon, 16 Jun 2025 09:46:56 -0300
From: Jason Gunthorpe <jgg@...dia.com>
To: Nicolin Chen <nicolinc@...dia.com>
Cc: kevin.tian@...el.com, will@...nel.org, robin.murphy@....com,
	joro@...tes.org, praan@...gle.com, yi.l.liu@...el.com,
	peterz@...radead.org, jsnitsel@...hat.com,
	linux-arm-kernel@...ts.infradead.org, iommu@...ts.linux.dev,
	linux-kernel@...r.kernel.org, patches@...ts.linux.dev,
	baolu.lu@...ux.intel.com
Subject: Re: [PATCH v2 09/14] iommufd/selftest: Replace mock_viommu_alloc
 with mock_viommu_init

On Fri, Jun 13, 2025 at 11:35:21PM -0700, Nicolin Chen wrote:
> To ease the for-driver iommufd APIs, get_viommu_size and viommu_init ops
> are introduced.
> 
> Sanitize the inputs and report the size of struct mock_viommu on success,
> in mock_get_viommu_size().
> 
> The core will ensure the viommu_type is set to the core vIOMMU object, so
> simply init the driver part in mock_viommu_init().
> 
> Remove the mock_viommu_alloc, completing the replacement.
> 
> Reviewed-by: Kevin Tian <kevin.tian@...el.com>
> Signed-off-by: Nicolin Chen <nicolinc@...dia.com>
> ---
>  drivers/iommu/iommufd/selftest.c | 29 ++++++++++++++---------------
>  1 file changed, 14 insertions(+), 15 deletions(-)

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

Jason