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Wysocki" , Danilo Krummrich , Len Brown , Pasha Tatashin , linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org, linux-acpi@vger.kernel.org, David Matlack , Pasha Tatashin , Jason Miu , Vipin Sharma , Saeed Mahameed , Adithya Jayachandran , Parav Pandit , William Tu , Mike Rapoport , Leon Romanovsky Subject: Re: [PATCH v2 03/10] PCI/LUO: Forward prepare()/freeze()/cancel() callbacks to driver Message-ID: <20250930163837.GQ2695987@ziepe.ca> References: <20250916-luo-pci-v2-0-c494053c3c08@kernel.org> <20250916-luo-pci-v2-3-c494053c3c08@kernel.org> <20250929174831.GJ2695987@ziepe.ca> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: On Mon, Sep 29, 2025 at 07:11:06PM -0700, Chris Li wrote: > On Mon, Sep 29, 2025 at 10:48 AM Jason Gunthorpe wrote: > > > > On Tue, Sep 16, 2025 at 12:45:11AM -0700, Chris Li wrote: > > > After the list of preserved devices is constructed, the PCI subsystem can > > > now forward the liveupdate request to the driver. > > > > This also seems completely backwards for how iommufd should be > > working. It doesn't want callbacks triggered on prepare, it wants to > > drive everything from its own ioctl. > > This series is about basic PCI device support, not IOMMUFD. > > > Let's just do one thing at a time please and make this series about > > iommufd to match the other luo series for iommufd. > > I am confused by you. > > > non-iommufd cases can be proposed in their own series. > > This is that non-iommufd series. Then don't do generic devices until we get iommufd done and you have a meaningful in-tree driver to consume what you are adding. Jason