Re: [Xen-devel] [PATCH v7 0/4] Fix PCI passthrough for HVM with stubdomain

[Jan Beulich <jbeulich@xxxxxxxx>]

Ian, Wei,

On 25.09.2019 04:41, Marek Marczykowski-Górecki  wrote:
> In this version, I drop PHYSDEVOP_interrupt_control patch, since Jan prefer 
> not
> to mix pciif and hypercalls for serving device model. Enabling MSI by the
> stubdomain remains unsolved here, but other patches are improvement anyway.
> 
> Changes in v2:
>  - new "xen/x86: Allow stubdom access to irq created for msi" patch
>  - applied review comments from v1
> Changes is v3:
>  - apply suggestions by Roger
>  - add PHYSDEVOP_msi_msix_set_enable
> Changes in v4:
>  - implement suggestions by Wei, Roger, Jan
>  - plug new physdevop into XSM
> Changes in v5:
>  - rebase on master
>  - rename to PHYSDEVOP_msi_control
>  - move granting access to IRQ into create_irq
> Changes in v6:
>  - simplify granting IRQ access, record dm domid for cleanup
>  - rename to PHYSDEVOP_interrupt_control
>  - include INTx control in the hypercall
> Changes in v7:
>  - update "xen/x86: Allow stubdom access to irq created for msi"
>  - drop "xen/x86: add PHYSDEVOP_interrupt_control"
>  - drop "tools/libxc: add wrapper for PHYSDEVOP_interrupt_control"
> 
> ---
> Cc: Ian Jackson <ian.jackson@xxxxxxxxxxxxx>
> Cc: Wei Liu <wl@xxxxxxx>
> Cc: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
> Cc: George Dunlap <George.Dunlap@xxxxxxxxxxxxx>
> Cc: Jan Beulich <jbeulich@xxxxxxxx>
> Cc: Julien Grall <julien.grall@xxxxxxx>
> Cc: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
> Cc: Stefano Stabellini <sstabellini@xxxxxxxxxx>
> Cc: Tim Deegan <tim@xxxxxxx>
> Cc: Anthony PERARD <anthony.perard@xxxxxxxxxx>
> Cc: "Roger Pau Monné" <roger.pau@xxxxxxxxxx>
> Cc: Suravee Suthikulpanit <suravee.suthikulpanit@xxxxxxx>
> Cc: Brian Woods <brian.woods@xxxxxxx>
> Cc: Kevin Tian <kevin.tian@xxxxxxxxx>
> Cc: Daniel De Graaf <dgdegra@xxxxxxxxxxxxx>
> 
> Marek Marczykowski-Górecki (4):
>   libxl: do not attach xen-pciback to HVM domain, if stubdomain is in use
>   libxl: attach PCI device to qemu only after setting pciback/pcifront
>   libxl: don't try to manipulate json config for stubdomain
>   xen/x86: Allow stubdom access to irq created for msi.

I did commit the last one, but I'd prefer if one of you could take
care of the three libxl ones.

Thanks, Jan

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