Re: [PATCH v3 0/3] PCI: hv: Generify pci-hyperv.c

From: Lorenzo Pieralisi
Date: Fri Feb 21 2020 - 05:45:04 EST


On Fri, Feb 21, 2020 at 10:33:44AM +0800, Boqun Feng wrote:
> Ping ;-)
>
> Any suggestion or plan on this patchset?

Hi,

I shall have a look shortly, thanks.

Lorenzo

> Thanks and Regards,
> Boqun
>
> On Mon, Feb 10, 2020 at 11:39:50AM +0800, Boqun Feng wrote:
> > Hi,
> >
> > This is the first part for virtual PCI support of Hyper-V guest on
> > ARM64. The whole patchset doesn't have any functional change, but only
> > refactors the pci-hyperv.c code to make it more arch-independent.
> >
> > Previous version:
> > v1: https://lore.kernel.org/lkml/20200121015713.69691-1-boqun.feng@xxxxxxxxx/
> > v2: https://lore.kernel.org/linux-arm-kernel/20200203050313.69247-1-boqun.feng@xxxxxxxxx/
> >
> > Changes since v2:
> >
> > * Rebased on 5.6-rc1
> >
> > * Reword commit logs as per Andrew's suggestion.
> >
> > * It makes more sense to have a generic interface to set the whole
> > msi_entry rather than only the "address" field. So change
> > hv_set_msi_address_from_desc() to hv_set_msi_entry_from_desc().
> > Additionally, make it an inline function as per the suggestion
> > of Andrew and Thomas.
> >
> > * Add the missing comment saying the partition_id of
> > hv_retarget_device_interrupt must be self.
> >
> > * Add the explanation for why "__packed" is needed for TLFS
> > structures.
> >
> > I've done compile and boot test of this patchset, also done some tests
> > with a pass-through NVMe device.
> >
> > Suggestions and comments are welcome!
> >
> > Regards,
> > Boqun
> >
> > Boqun Feng (3):
> > PCI: hv: Move hypercall related definitions into tlfs header
> > PCI: hv: Move retarget related structures into tlfs header
> > PCI: hv: Introduce hv_msi_entry
> >
> > arch/x86/include/asm/hyperv-tlfs.h | 41 +++++++++++++++++++++++++++
> > arch/x86/include/asm/mshyperv.h | 8 ++++++
> > drivers/pci/controller/pci-hyperv.c | 43 ++---------------------------
> > 3 files changed, 52 insertions(+), 40 deletions(-)
> >
> > --
> > 2.24.1
> >