VT: Microsoft tested

** Tags removed: verification-needed-focal verification-needed-jammy
** Tags added: verification-done-focal verification-done-jammy

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https://bugs.launchpad.net/bugs/1981577

Title:
  Azure: Add support for multi-MSI

Status in linux-azure package in Ubuntu:
  Fix Released
Status in linux-azure source package in Focal:
  Fix Committed
Status in linux-azure source package in Jammy:
  Fix Committed

Bug description:
  SRU Justification

  [Impact]

  The Hyper-V vPCI driver (pci-hyperv) doesn't work with a PCIe devcie
  that supports multiple MSI interrupts (Note: MSI-X has been working
  fine). Recently Jeffrey Hugo <quic_jh...@quicinc.com> made 4 patches
  to the vPCI driver so multiple-MSI can work now. Please consider
  picking up the 4 patches into the linux-azure kernels for Ubuntu LTS
  18.04, 20.04 and 22.04:

  
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=08e61e861a0e47e5e1a3fb78406afd6b0cea6b6d

  
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=455880dfe292a2bdd3b4ad6a107299fce610e64b

  
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=b4b77778ecc5bfbd4e77de1b2fd5c1dd3c655f1f

  
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=a2bad844a67b1c7740bda63e87453baf63c3a7f7

  Microsoft is working to bring up a Qualcomm PCIe device to Linux VMs
  running on Azure. We need the 4 patches for the device to work on
  Azure/Hyper-V.

  [Test Plan]

  Microsoft tested

  [Where things could go wrong]

  MSI vectors could be mis-wired or ignored.

  [Other Info]

  SF: #00339521

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