[PATCH 0/3] PCI: hv: Use vPCI protocol version 1.2 for v4.9

[Ajay Kaher]

For now, please consider these patches for review and suggest if these can be merged to mainline kernel v4.9.

These patches add support for vPCI protocol version 1.2, by baqkpotring from v4.14 to v4.9. Individual patches are summarised below: 

Patch 1: PCI: hv: Allocate physically contiguous hypercall params buffer
Backported as is.

Patch 2: PCI: hv: Add vPCI version protocol negotiation
Backported as is.

Patch 3: PCI: hv: Use vPCI protocol version 1.2 for v4.9
Change: Replaced hv_tmp_cpu_nr_to_vp_nr() with vmbus_cpu_number_to_vp_number()
to make this patch compatible for linux v4.9.

 drivers/pci/host/pci-hyperv.c | 387 +++++++++++++++++++++++++++++++++---------
 1 file changed, 311 insertions(+), 76 deletions(-)

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2.7.4