From: Jason Gunthorpe <jgg@nvidia.com>
To: Alex Williamson <alex.williamson@nvidia.com>
Cc: "Matt Evans" <mattev@meta.com>,
"Leon Romanovsky" <leon@kernel.org>,
"Alex Mastro" <amastro@fb.com>,
"Christian König" <christian.koenig@amd.com>,
"Bjorn Helgaas" <bhelgaas@google.com>,
"Logan Gunthorpe" <logang@deltatee.com>,
"Mahmoud Adam" <mngyadam@amazon.de>,
"David Matlack" <dmatlack@google.com>,
"Björn Töpel" <bjorn@kernel.org>,
"Sumit Semwal" <sumit.semwal@linaro.org>,
"Kevin Tian" <kevin.tian@intel.com>,
"Ankit Agrawal" <ankita@nvidia.com>,
"Pranjal Shrivastava" <praan@google.com>,
"Alistair Popple" <apopple@nvidia.com>,
"Vivek Kasireddy" <vivek.kasireddy@intel.com>,
linux-kernel@vger.kernel.org, linux-media@vger.kernel.org,
dri-devel@lists.freedesktop.org, linaro-mm-sig@lists.linaro.org,
kvm@vger.kernel.org, linux-pci@vger.kernel.org
Subject: Re: [PATCH v2 1/9] PCI/P2PDMA: Add CONFIG_PCI_P2PDMA_CORE
Date: Fri, 29 May 2026 20:05:53 -0300 [thread overview]
Message-ID: <20260529230553.GE3195266@nvidia.com> (raw)
In-Reply-To: <20260527150946.312b3042@nvidia.com>
On Wed, May 27, 2026 at 03:09:46PM -0600, Alex Williamson wrote:
> This deserves a /* CONFIG_PCI_P2PDMA */ reference like the previous
> long span, though potentially a better solution would be to split the
> core code out to a separate file with shared header. I asked opus to
> see what this would look like and it generated the patch below
> (unverified, compile tested only). Bigger diff, harder to follow
> blame, but the shape of the core is much more apparent. You're welcome
> to take or leave it.
I think it is a good idea, it will make it easier to add more stuff to
these different aspects.
Really they are now two different things with one layered on top of
the other.
Jason
next prev parent reply other threads:[~2026-05-29 23:05 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-05-27 10:23 [PATCH v2 0/9] vfio/pci: Add mmap() for DMABUFs Matt Evans
2026-05-27 10:23 ` [PATCH v2 1/9] PCI/P2PDMA: Add CONFIG_PCI_P2PDMA_CORE Matt Evans
2026-05-27 16:07 ` Logan Gunthorpe
2026-05-27 17:13 ` Matt Evans
2026-05-27 21:09 ` Alex Williamson
2026-05-29 23:05 ` Jason Gunthorpe [this message]
2026-06-09 22:45 ` Bjorn Helgaas
2026-06-10 15:27 ` Pranjal Shrivastava
2026-06-10 16:00 ` Matt Evans
2026-05-27 10:23 ` [PATCH v2 2/9] vfio/pci: Add a helper to look up PFNs for DMABUFs Matt Evans
2026-05-27 22:38 ` Alex Williamson
2026-06-02 16:37 ` Matt Evans
2026-05-27 10:23 ` [PATCH v2 3/9] vfio/pci: Add a helper to create a DMABUF for a BAR-map VMA Matt Evans
2026-05-27 22:59 ` Alex Williamson
2026-06-02 16:39 ` Matt Evans
2026-05-27 10:23 ` [PATCH v2 4/9] vfio/pci: Convert BAR mmap() to use a DMABUF Matt Evans
2026-05-28 23:15 ` Alex Williamson
2026-06-02 18:01 ` Matt Evans
2026-05-27 10:23 ` [PATCH v2 5/9] vfio/pci: Provide a user-facing name for BAR mappings Matt Evans
2026-05-27 10:23 ` [PATCH v2 6/9] vfio/pci: Clean up BAR zap and revocation Matt Evans
2026-05-28 23:15 ` Alex Williamson
2026-05-27 10:23 ` [PATCH v2 7/9] vfio/pci: Support mmap() of a VFIO DMABUF Matt Evans
2026-05-28 23:15 ` Alex Williamson
2026-06-02 17:35 ` Matt Evans
2026-06-02 19:03 ` Alex Williamson
2026-05-27 10:23 ` [PATCH v2 8/9] vfio/pci: Permanently revoke a DMABUF on request Matt Evans
2026-05-28 23:14 ` Alex Williamson
2026-06-02 17:02 ` Matt Evans
2026-05-27 10:23 ` [PATCH v2 9/9] vfio/pci: Add mmap() attributes to DMABUF feature Matt Evans
2026-05-28 23:14 ` Alex Williamson
2026-06-02 16:50 ` Matt Evans
2026-06-02 19:14 ` Alex Williamson
2026-06-03 14:22 ` Matt Evans
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