[PATCH 0/6][Jammy linux-azure] Azure: PCI: Fix synchronization

[Tim Gardner]

BugLink: https://bugs.launchpad.net/bugs/1991134

SRU Justification

[Impact]

Microsoft has asked that the following commits be added to fix some Hyperv PCI synchronization issues.

2022-05-13
PCI: hv: Fix synchronization between channel callback and hv_pci_bus_exit()
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?h=v6.0-rc5&id=b4927bd272623694314f37823302f9d67aa5964c

2022-04-25
PCI: hv: Fix synchronization between channel callback and hv_compose_msi_msg()
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?h=v6.0-rc5&id=a765ed47e45166451680ee9af2b9e435c82ec3ba

2022-04-25
Drivers: hv: vmbus: Introduce {lock, unlock}_requestor()
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?h=v6.0-rc5&id=b91eaf7267cf7aec0a4e087decf7770dfb694d78

2022-04-25
Drivers: hv: vmbus: Introduce vmbus_request_addr_match()
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?h=v6.0-rc5&id=0aadb6a7bb811554cf39318b5d18e8ec50dd9f02

2022-04-25
Drivers: hv: vmbus: Introduce vmbus_sendpacket_getid()
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?h=v6.0-rc5&id=b03afa57c65e1e045e02df49777e953742745f4c

2022-04-25
PCI: hv: Use vmbus_requestor to generate transaction IDs for VMbus hardening
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?h=v6.0-rc5&id=de5ddb7d44347ad8b00533c1850a4e2e636a1ce9

[Test Plan]

Boot tested, Microsoft tested

[Where things could go wrong]

Hyperv drivers could fail to load correctly.

[Other Info]

SF: #00345197