From: Dan Williams <dan.j.williams@intel.com>
To: Jason Gunthorpe <jgg@nvidia.com>
Cc: "Raj, Ashok" <ashok.raj@intel.com>,
"Tian, Kevin" <kevin.tian@intel.com>,
"Jiang, Dave" <dave.jiang@intel.com>,
Bjorn Helgaas <helgaas@kernel.org>,
"vkoul@kernel.org" <vkoul@kernel.org>,
"Dey, Megha" <megha.dey@intel.com>,
"maz@kernel.org" <maz@kernel.org>,
"bhelgaas@google.com" <bhelgaas@google.com>,
"tglx@linutronix.de" <tglx@linutronix.de>,
"alex.williamson@redhat.com" <alex.williamson@redhat.com>,
"Pan, Jacob jun" <jacob.jun.pan@intel.com>,
"Liu, Yi L" <yi.l.liu@intel.com>,
"Lu, Baolu" <baolu.lu@intel.com>,
"Kumar, Sanjay K" <sanjay.k.kumar@intel.com>,
"Luck, Tony" <tony.luck@intel.com>,
"jing.lin@intel.com" <jing.lin@intel.com>,
"kwankhede@nvidia.com" <kwankhede@nvidia.com>,
"eric.auger@redhat.com" <eric.auger@redhat.com>,
"parav@mellanox.com" <parav@mellanox.com>,
"rafael@kernel.org" <rafael@kernel.org>,
"netanelg@mellanox.com" <netanelg@mellanox.com>,
"shahafs@mellanox.com" <shahafs@mellanox.com>,
"yan.y.zhao@linux.intel.com" <yan.y.zhao@linux.intel.com>,
"pbonzini@redhat.com" <pbonzini@redhat.com>,
"Ortiz, Samuel" <samuel.ortiz@intel.com>,
"Hossain, Mona" <mona.hossain@intel.com>,
"dmaengine@vger.kernel.org" <dmaengine@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"linux-pci@vger.kernel.org" <linux-pci@vger.kernel.org>,
"kvm@vger.kernel.org" <kvm@vger.kernel.org>
Subject: Re: [PATCH v4 06/17] PCI: add SIOV and IMS capability detection
Date: Fri, 6 Nov 2020 17:42:29 -0800 [thread overview]
Message-ID: <CAPcyv4hEYLVn_RmYjvfCaEtnvqrBAd0V9KgHmjQuBLy4GEw+_A@mail.gmail.com> (raw)
In-Reply-To: <20201107001207.GA2620339@nvidia.com>
On Fri, Nov 6, 2020 at 4:12 PM Jason Gunthorpe <jgg@nvidia.com> wrote:
>
> On Fri, Nov 06, 2020 at 03:47:00PM -0800, Dan Williams wrote:
[..]
> The only sane way to implement this generically is for the VMM to
> provide a hypercall to obtain a real *working* addr/data pair(s) and
> then have the platform hand those out from
> pci_subdevice_msi_create_irq_domain().
Yeah, that seems a logical attach point for this magic. Appreciate you
taking the time to lay it out.
next prev parent reply other threads:[~2020-11-07 1:42 UTC|newest]
Thread overview: 125+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-10-30 18:50 [PATCH v4 00/17] Add VFIO mediated device support and DEV-MSI support for the idxd driver Dave Jiang
2020-10-30 18:50 ` [PATCH v4 01/17] irqchip: Add IMS (Interrupt Message Store) driver Dave Jiang
2020-10-30 22:01 ` Thomas Gleixner
2020-10-30 18:51 ` [PATCH v4 02/17] iommu/vt-d: Add DEV-MSI support Dave Jiang
2020-10-30 20:31 ` Thomas Gleixner
2020-10-30 20:52 ` Dave Jiang
2020-10-30 18:51 ` [PATCH v4 03/17] dmaengine: idxd: add theory of operation documentation for idxd mdev Dave Jiang
2020-10-30 18:51 ` [PATCH v4 04/17] dmaengine: idxd: add support for readonly config devices Dave Jiang
2020-10-30 18:51 ` [PATCH v4 05/17] dmaengine: idxd: add interrupt handle request support Dave Jiang
2020-10-30 18:51 ` [PATCH v4 06/17] PCI: add SIOV and IMS capability detection Dave Jiang
2020-10-30 19:51 ` Bjorn Helgaas
2020-10-30 21:20 ` Dave Jiang
2020-10-30 21:50 ` Bjorn Helgaas
2020-10-30 22:45 ` Jason Gunthorpe
2020-10-30 22:49 ` Dave Jiang
2020-11-02 13:21 ` Jason Gunthorpe
2020-11-03 2:49 ` Tian, Kevin
2020-11-03 12:43 ` Jason Gunthorpe
2020-11-04 3:41 ` Tian, Kevin
2020-11-04 12:40 ` Jason Gunthorpe
2020-11-04 13:34 ` Tian, Kevin
2020-11-04 13:54 ` Jason Gunthorpe
2020-11-06 9:48 ` Tian, Kevin
2020-11-06 13:14 ` Jason Gunthorpe
2020-11-06 16:48 ` Raj, Ashok
2020-11-06 17:51 ` Jason Gunthorpe
2020-11-06 23:47 ` Dan Williams
2020-11-07 0:12 ` Jason Gunthorpe
2020-11-07 1:42 ` Dan Williams [this message]
2020-11-08 18:11 ` Raj, Ashok
2020-11-08 18:34 ` David Woodhouse
2020-11-08 23:25 ` Raj, Ashok
2020-11-10 14:19 ` Raj, Ashok
2020-11-10 14:41 ` David Woodhouse
2020-11-08 23:41 ` Jason Gunthorpe
2020-11-09 0:05 ` Raj, Ashok
2020-11-08 18:47 ` Thomas Gleixner
2020-11-08 19:36 ` David Woodhouse
2020-11-08 22:47 ` Thomas Gleixner
2020-11-08 23:29 ` Jason Gunthorpe
2020-11-11 15:41 ` Christoph Hellwig
2020-11-11 16:09 ` Raj, Ashok
2020-11-11 22:27 ` Thomas Gleixner
2020-11-11 23:03 ` Raj, Ashok
2020-11-12 1:13 ` Thomas Gleixner
2020-11-12 13:10 ` Jason Gunthorpe
2020-11-08 23:23 ` Jason Gunthorpe
2020-11-08 23:36 ` Raj, Ashok
2020-11-09 7:37 ` Tian, Kevin
2020-11-09 16:46 ` Jason Gunthorpe
2020-11-08 23:58 ` Raj, Ashok
2020-11-09 7:59 ` Tian, Kevin
2020-11-09 11:21 ` Thomas Gleixner
2020-11-09 17:30 ` Jason Gunthorpe
2020-11-09 22:40 ` Raj, Ashok
2020-11-09 22:42 ` Thomas Gleixner
2020-11-10 5:14 ` Raj, Ashok
2020-11-10 10:27 ` Thomas Gleixner
2020-11-10 14:13 ` Raj, Ashok
2020-11-10 14:23 ` Jason Gunthorpe
2020-11-11 2:17 ` Tian, Kevin
2020-11-12 13:46 ` Jason Gunthorpe
2020-11-11 7:14 ` Tian, Kevin
2020-11-12 19:32 ` Konrad Rzeszutek Wilk
2020-11-12 22:42 ` Thomas Gleixner
2020-11-13 2:42 ` Tian, Kevin
2020-11-13 12:57 ` Jason Gunthorpe
2020-11-13 13:32 ` Thomas Gleixner
2020-11-13 16:12 ` Luck, Tony
2020-11-13 17:38 ` Raj, Ashok
2020-11-14 10:34 ` Christoph Hellwig
2020-11-14 21:18 ` Raj, Ashok
2020-11-15 11:26 ` Thomas Gleixner
2020-11-15 19:31 ` Raj, Ashok
2020-11-15 22:11 ` Thomas Gleixner
2020-11-16 0:22 ` Raj, Ashok
2020-11-16 7:31 ` Tian, Kevin
2020-11-16 15:46 ` Jason Gunthorpe
2020-11-16 17:56 ` Thomas Gleixner
2020-11-16 18:02 ` Jason Gunthorpe
2020-11-16 20:37 ` Thomas Gleixner
2020-11-16 23:51 ` Tian, Kevin
2020-11-17 9:21 ` Thomas Gleixner
2020-11-16 8:25 ` Christoph Hellwig
2020-11-10 14:19 ` Jason Gunthorpe
2020-11-11 2:35 ` Tian, Kevin
2020-11-08 21:18 ` Thomas Gleixner
2020-11-08 22:09 ` David Woodhouse
2020-11-08 22:52 ` Thomas Gleixner
2020-11-07 0:32 ` Thomas Gleixner
2020-11-09 5:25 ` Tian, Kevin
2020-10-30 18:51 ` [PATCH v4 07/17] dmaengine: idxd: add IMS support in base driver Dave Jiang
2020-10-30 18:51 ` [PATCH v4 08/17] dmaengine: idxd: add device support functions in prep for mdev Dave Jiang
2020-10-30 18:51 ` [PATCH v4 09/17] dmaengine: idxd: add basic mdev registration and helper functions Dave Jiang
2020-10-30 18:51 ` [PATCH v4 10/17] dmaengine: idxd: add emulation rw routines Dave Jiang
2020-10-30 18:52 ` [PATCH v4 11/17] dmaengine: idxd: prep for virtual device commands Dave Jiang
2020-10-30 18:52 ` [PATCH v4 12/17] dmaengine: idxd: virtual device commands emulation Dave Jiang
2020-10-30 18:52 ` [PATCH v4 13/17] dmaengine: idxd: ims setup for the vdcm Dave Jiang
2020-10-30 21:26 ` Thomas Gleixner
2020-10-30 18:52 ` [PATCH v4 14/17] dmaengine: idxd: add mdev type as a new wq type Dave Jiang
2020-10-30 18:52 ` [PATCH v4 15/17] dmaengine: idxd: add dedicated wq mdev type Dave Jiang
2020-10-30 18:52 ` [PATCH v4 16/17] dmaengine: idxd: add new wq state for mdev Dave Jiang
2020-10-30 18:52 ` [PATCH v4 17/17] dmaengine: idxd: add error notification from host driver to mediated device Dave Jiang
2020-10-30 18:58 ` [PATCH v4 00/17] Add VFIO mediated device support and DEV-MSI support for the idxd driver Jason Gunthorpe
2020-10-30 19:13 ` Dave Jiang
2020-10-30 19:17 ` Jason Gunthorpe
2020-10-30 19:23 ` Raj, Ashok
2020-10-30 19:30 ` Jason Gunthorpe
2020-10-30 20:43 ` Raj, Ashok
2020-10-30 22:54 ` Jason Gunthorpe
2020-10-31 2:50 ` Thomas Gleixner
2020-10-31 23:53 ` Raj, Ashok
2020-11-02 13:20 ` Jason Gunthorpe
2020-11-02 16:20 ` Raj, Ashok
2020-11-02 17:19 ` Jason Gunthorpe
2020-11-02 18:18 ` Dave Jiang
2020-11-02 18:26 ` Jason Gunthorpe
2020-11-02 18:38 ` Dan Williams
2020-11-02 18:51 ` Jason Gunthorpe
2020-11-02 19:26 ` Dan Williams
2020-10-30 20:48 ` Thomas Gleixner
2020-10-30 20:59 ` Dave Jiang
2020-10-30 22:10 ` Thomas Gleixner
[not found] <draft-875z6ekcj5.fsf@nanos.tec.linutronix.de>
2020-11-09 14:08 ` [PATCH v4 06/17] PCI: add SIOV and IMS capability detection Thomas Gleixner
2020-11-09 18:10 ` Raj, Ashok
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