** Also affects: linux (Ubuntu Jammy)
Importance: Undecided
Status: New
** Changed in: linux (Ubuntu)
Status: Incomplete => Fix Released
** Changed in: linux (Ubuntu Jammy)
Importance: Undecided => Medium
** Changed in: linux (Ubuntu Jammy)
Status: New => Fix Committed
** Changed in: linux (Ubuntu Jammy)
Assignee: (unassigned) => Tim Gardner (timg-tpi)
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https://bugs.launchpad.net/bugs/1991134
Title:
Azure: PCI: Fix synchronization
Status in linux package in Ubuntu:
Fix Released
Status in linux source package in Jammy:
Fix Committed
Bug description:
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
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