linux-kernel - Re: [PATCH 19/21] vfio: selftests: Expose low-level helper routines for setting up struct vfio_pci

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Message-ID: <CALzav=duUuUaFLmTnRR41ZiWZKxbRAcb9LGvA5S8g2b5_Liv4g@mail.gmail.com>
Date: Mon, 5 Jan 2026 09:54:24 -0800
From: David Matlack <dmatlack@...gle.com>
To: Zhu Yanjun <yanjun.zhu@...ux.dev>
Cc: Alex Williamson <alex@...zbot.org>, Adithya Jayachandran <ajayachandra@...dia.com>, 
	Alex Mastro <amastro@...com>, Alistair Popple <apopple@...dia.com>, 
	Andrew Morton <akpm@...ux-foundation.org>, Bjorn Helgaas <bhelgaas@...gle.com>, 
	Chris Li <chrisl@...nel.org>, David Rientjes <rientjes@...gle.com>, 
	Jacob Pan <jacob.pan@...ux.microsoft.com>, Jason Gunthorpe <jgg@...dia.com>, 
	Jason Gunthorpe <jgg@...pe.ca>, Josh Hilke <jrhilke@...gle.com>, Kevin Tian <kevin.tian@...el.com>, 
	kvm@...r.kernel.org, Leon Romanovsky <leonro@...dia.com>, linux-kernel@...r.kernel.org, 
	linux-kselftest@...r.kernel.org, linux-pci@...r.kernel.org, 
	Lukas Wunner <lukas@...ner.de>, Mike Rapoport <rppt@...nel.org>, Parav Pandit <parav@...dia.com>, 
	Pasha Tatashin <pasha.tatashin@...een.com>, Philipp Stanner <pstanner@...hat.com>, 
	Pratyush Yadav <pratyush@...nel.org>, Saeed Mahameed <saeedm@...dia.com>, 
	Samiullah Khawaja <skhawaja@...gle.com>, Shuah Khan <shuah@...nel.org>, 
	Tomita Moeko <tomitamoeko@...il.com>, Vipin Sharma <vipinsh@...gle.com>, William Tu <witu@...dia.com>, 
	Yi Liu <yi.l.liu@...el.com>, Yunxiang Li <Yunxiang.Li@....com>
Subject: Re: [PATCH 19/21] vfio: selftests: Expose low-level helper routines
 for setting up struct vfio_pci_device

On Sat, Dec 27, 2025 at 8:04 PM Zhu Yanjun <yanjun.zhu@...ux.dev> wrote:
> 在 2025/11/26 11:36, David Matlack 写道:
> > @@ -349,9 +351,20 @@ struct vfio_pci_device *__vfio_pci_device_init(const char *bdf,
> >       device->bdf = bdf;
> >       device->iommu = iommu;
> >
> > +     return device;
> > +}
> > +
>
> In the latest kernel, this part changes too much.

Can you clarify what you mean by "changes too much"? What is the issue?