Re: [PATCH v3 0/3] PCI: hv: Generify pci-hyperv.c
From: Boqun Feng
Date: Thu Feb 20 2020 - 21:34:00 EST
Any suggestion or plan on this patchset?
Thanks and Regards,
On Mon, Feb 10, 2020 at 11:39:50AM +0800, Boqun Feng wrote:
> 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
> 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!
> 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(-)