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Re: [patch V2 00/46] x86, PCI, XEN, genirq ...: Prepare for device MSI
- To: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
- From: Jason Gunthorpe <jgg@xxxxxxxxxx>
- Date: Wed, 30 Sep 2020 08:43:01 -0300
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- Cc: "Dey, Megha" <megha.dey@xxxxxxxxx>, LKML <linux-kernel@xxxxxxxxxxxxxxx>, <x86@xxxxxxxxxx>, Joerg Roedel <joro@xxxxxxxxxx>, <iommu@xxxxxxxxxxxxxxxxxxxxxxxxxx>, <linux-hyperv@xxxxxxxxxxxxxxx>, "Haiyang Zhang" <haiyangz@xxxxxxxxxxxxx>, Jon Derrick <jonathan.derrick@xxxxxxxxx>, Lu Baolu <baolu.lu@xxxxxxxxxxxxxxx>, Wei Liu <wei.liu@xxxxxxxxxx>, "K. Y. Srinivasan" <kys@xxxxxxxxxxxxx>, Stephen Hemminger <sthemmin@xxxxxxxxxxxxx>, Steve Wahl <steve.wahl@xxxxxxx>, Dimitri Sivanich <sivanich@xxxxxxx>, "Russ Anderson" <rja@xxxxxxx>, <linux-pci@xxxxxxxxxxxxxxx>, Bjorn Helgaas <bhelgaas@xxxxxxxxxx>, Lorenzo Pieralisi <lorenzo.pieralisi@xxxxxxx>, "Konrad Rzeszutek Wilk" <konrad.wilk@xxxxxxxxxx>, <xen-devel@xxxxxxxxxxxxxxxxxxxx>, Juergen Gross <jgross@xxxxxxxx>, Boris Ostrovsky <boris.ostrovsky@xxxxxxxxxx>, Stefano Stabellini <sstabellini@xxxxxxxxxx>, Marc Zyngier <maz@xxxxxxxxxx>, Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>, "Rafael J. Wysocki" <rafael@xxxxxxxxxx>, "Dave Jiang" <dave.jiang@xxxxxxxxx>, Alex Williamson <alex.williamson@xxxxxxxxxx>, Jacob Pan <jacob.jun.pan@xxxxxxxxx>, Baolu Lu <baolu.lu@xxxxxxxxx>, "Kevin Tian" <kevin.tian@xxxxxxxxx>, Dan Williams <dan.j.williams@xxxxxxxxx>, <ravi.v.shankar@xxxxxxxxx>
- Delivery-date: Wed, 30 Sep 2020 11:43:30 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On Wed, Sep 30, 2020 at 08:41:48AM +0200, Thomas Gleixner wrote:
> On Tue, Sep 29 2020 at 16:03, Megha Dey wrote:
> > On 8/26/2020 4:16 AM, Thomas Gleixner wrote:
> >> #9 is obviously just for the folks interested in IMS
> >>
> >
> > I see that the tip tree (as of 9/29) has most of these patches but
> > notice that the DEV_MSI related patches
> >
> > haven't made it. I have tested the tip tree(x86/irq branch) with your
> > DEV_MSI infra patches and our IMS patches with the IDXD driver and was
>
> Your IMS patches? Why do you need something special again?
>
> > wondering if we should push out those patches as part of our patchset?
>
> As I don't have any hardware to test that, I was waiting for you and
> Jason to confirm that this actually works for the two different IMS
> implementations.
How urgently do you need this? The code looked good from what I
understood. It will be a while before we have all the parts to send an
actual patch though.
We might be able to put together a mockup just to prove it
Jason
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