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Message #10154
[Bug 1650059] Re: [Hyper-V] Rebase Hyper-V in 16.04 and 16.10 to the the upstream 4.9 kernel
https://lists.ubuntu.com/archives/kernel-team/2017-January/081777.html
** Also affects: linux (Ubuntu Zesty)
Importance: Medium
Status: Triaged
** Changed in: linux (Ubuntu Zesty)
Status: Triaged => Fix Released
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https://bugs.launchpad.net/bugs/1650059
Title:
[Hyper-V] Rebase Hyper-V in 16.04 and 16.10 to the the upstream 4.9
kernel
Status in linux package in Ubuntu:
Fix Released
Status in linux source package in Xenial:
In Progress
Status in linux source package in Yakkety:
In Progress
Status in linux source package in Zesty:
Fix Released
Bug description:
The following files comprise Hyper-V support in the upstream kernel:
arch/x86/kernel/cpu/mshyperv.c
arch/x86/include/asm/mshyperv.h
arch/x86/include/uapi/asm/hyperv.h
include/linux/hyperv.h
drivers/hv/channel.c
drivers/hv/channel_mgmt.c
drivers/hv/connection.c
drivers/hv/hv_balloon.c
drivers/hv/hv.c
drivers/hv/hv_fcopy.c
drivers/hv/hv_kvp.c
drivers/hv/hv_snapshot.c
drivers/hv/hv_util.c
drivers/hv/hv_utils_transport.c
drivers/hv/hv_utils_transport.h
drivers/hv/hyperv_vmbus.h
drivers/hv/ring_buffer.c
drivers/hv/vmbus_drv.c
tools/hv/hv_fcopy_daemon.c
tools/hv/hv_get_dhcp_info.sh
tools/hv/hv_get_dns_info.sh
tools/hv/hv_kvp_daemon.c
tools/hv/hv_set_ifconfig.sh
tools/hv/hv_vss_daemon.c
tools/hv/lsvmbus
drivers/input/serio/hyperv-keyboard.c
drivers/net/hyperv/hyperv_net.h
drivers/net/hyperv/netvsc.c
drivers/net/hyperv/netvsc_drv.c
drivers/net/hyperv/rndis_filter.c
drivers/scsi/storvsc_drv.c
drivers/hid/hid-hyperv.c
drivers/pci/host/pci-hyperv.c
drivers/video/fbdev/hyperv_fb.c
The following commits are upstream in the 4.9 kernel release:
mshyperv.c : commit 186f43608a5c827f8284fe4559225b4dccaa49ef : x86/kernel: Audit and remove any unnecessary uses of module.h
hyperv.h : commit 509879bdb30b8e12bd0b3cb0bc8429f01478df4b : Drivers: hv: Introduce a policy for controlling channel affinity
hyperv.h : commit e7fca5d860aeeb1e606448f5191cea8d925cc7a3 : Drivers: hv: get rid of id in struct vmbus_channel
hyperv.h : commit 0f98829a99850836cf7c2cc9fbf1d7ce0f795780 : Drivers: hv: vmbus: suppress some "hv_vmbus: Unknown GUID" warnings
hyperv.h : commit 8e1d260738ca89bc7c87444f95f04a026d12b496 : Drivers: hv: utils: Support TimeSync version 4.0 protocol samples.
hyperv.h : commit 638fea33aee858cc665297a76f0039e95a28ce0c : Drivers: hv: vmbus: fix the race when querying & updating the percpu list
channel.c : commit 3724287c0ec472815ebe5ae3790f77965c6aa557 : Drivers: hv: vmbus: Implement a mechanism to tag the channel for low latency
channel.c : commit 4d63763296ab7865a98bc29cc7d77145815ef89f : Drivers: hv: get rid of redundant messagecount in create_gpadl_header()
channel.c : commit 638fea33aee858cc665297a76f0039e95a28ce0c : Drivers: hv: vmbus: fix the race when querying & updating the percpu list
channel.c : commit ccef9bcc02ee63ac171ea9f0d51e04b3e55b3a12 : Drivers: hv: vmbus: Enable explicit signaling policy for NIC channels
channel_mgmt.c : commit 638fea33aee858cc665297a76f0039e95a28ce0c : Drivers: hv: vmbus: fix the race when querying & updating the percpu list
channel_mgmt.c : commit e7fca5d860aeeb1e606448f5191cea8d925cc7a3 : Drivers: hv: get rid of id in struct vmbus_channel
connection.c : commit 8de0d7e951826d7592e0ba1da655b175c4aa0923 : Drivers: hv: vmbus: Reduce the delay between retries in vmbus_post_msg()
hv_balloon.c : commit eece30b9f0046cee810a2c7caa2247f3f8dc85e2 : Drivers: hv: balloon: replace ha_region_mutex with spinlock
hv_balloon.c : commit b605c2d913589c448d4a6887262bb8e99da12009 : Drivers: hv: balloon: Use available memory value in pressure report
hv.c : commit a9f61ca793becabdefab03b77568d6c6f8c1bc79 : Drivers: hv: avoid vfree() on crash
mshyperv.c : commit 186f43608a5c827f8284fe4559225b4dccaa49ef : x86/kernel: Audit and remove any unnecessary uses of module.h
hyperv.h : commit 509879bdb30b8e12bd0b3cb0bc8429f01478df4b : Drivers: hv: Introduce a policy for controlling channel affinity
hyperv.h : commit e7fca5d860aeeb1e606448f5191cea8d925cc7a3 : Drivers: hv: get rid of id in struct vmbus_channel
hyperv.h : commit 0f98829a99850836cf7c2cc9fbf1d7ce0f795780 : Drivers: hv: vmbus: suppress some "hv_vmbus: Unknown GUID" warnings
hyperv.h : commit 8e1d260738ca89bc7c87444f95f04a026d12b496 : Drivers: hv: utils: Support TimeSync version 4.0 protocol samples.
hyperv.h : commit 638fea33aee858cc665297a76f0039e95a28ce0c : Drivers: hv: vmbus: fix the race when querying & updating the percpu list
channel.c : commit 3724287c0ec472815ebe5ae3790f77965c6aa557 : Drivers: hv: vmbus: Implement a mechanism to tag the channel for low latency
channel.c : commit 4d63763296ab7865a98bc29cc7d77145815ef89f : Drivers: hv: get rid of redundant messagecount in create_gpadl_header()
channel.c : commit 638fea33aee858cc665297a76f0039e95a28ce0c : Drivers: hv: vmbus: fix the race when querying & updating the percpu list
channel.c : commit ccef9bcc02ee63ac171ea9f0d51e04b3e55b3a12 : Drivers: hv: vmbus: Enable explicit signaling policy for NIC channels
channel_mgmt.c : commit 638fea33aee858cc665297a76f0039e95a28ce0c : Drivers: hv: vmbus: fix the race when querying & updating the percpu list
channel_mgmt.c : commit e7fca5d860aeeb1e606448f5191cea8d925cc7a3 : Drivers: hv: get rid of id in struct vmbus_channel
connection.c : commit 8de0d7e951826d7592e0ba1da655b175c4aa0923 : Drivers: hv: vmbus: Reduce the delay between retries in vmbus_post_msg()
hv_balloon.c : commit eece30b9f0046cee810a2c7caa2247f3f8dc85e2 : Drivers: hv: balloon: replace ha_region_mutex with spinlock
hv_balloon.c : commit b605c2d913589c448d4a6887262bb8e99da12009 : Drivers: hv: balloon: Use available memory value in pressure report
hv.c : commit a9f61ca793becabdefab03b77568d6c6f8c1bc79 : Drivers: hv: avoid vfree() on crash
hv_fcopy.c : commit e0fa3e5e7df61eb2c339c9f0067c202c0cdeec2c : Drivers: hv: utils: fix a race on userspace daemons registration
hv_fcopy.c : commit 7c959127581d420ec692344ee905504fdeecec1a : Drivers: hv: utils: unify driver registration reporting
hv_kvp.c : commit e0fa3e5e7df61eb2c339c9f0067c202c0cdeec2c : Drivers: hv: utils: fix a race on userspace daemons registration
hv_snapshot.c : commit 497af84b81b98b27e9ba7aebb8a373412e328497 : Drivers: hv: utils: Continue to poll VSS channel after handling requests.
hv_snapshot.c : commit e0fa3e5e7df61eb2c339c9f0067c202c0cdeec2c : Drivers: hv: utils: fix a race on userspace daemons registration
hv_snapshot.c : commit db886e4d24c2b3d334be2cc1bd1bd05d547eb4c4 : Drivers: hv: utils: Check VSS daemon is listening before a hot backup
hv_util.c : commit 3ba1eb17b633b419737b65429fa7124ce87c5efc : Drivers: hv: hv_util: Avoid dynamic allocation in time synch
hv_util.c : commit 407a3aee6ee2d2cb46d9ba3fc380bc29f35d020c : hv: do not lose pending heartbeat vmbus packets
hv_utils_transport.c : commit e0fa3e5e7df61eb2c339c9f0067c202c0cdeec2c : Drivers: hv: utils: fix a race on userspace daemons registration
hv_utils_transport.h : commit e0fa3e5e7df61eb2c339c9f0067c202c0cdeec2c : Drivers: hv: utils: fix a race on userspace daemons registration
hyperv_vmbus.h : commit a9f61ca793becabdefab03b77568d6c6f8c1bc79 : Drivers: hv: avoid vfree() on crash
ring_buffer.c : commit 9988ce685676cebe0b14dc128f00e1ae9cd1a4fa : Drivers: hv: ring_buffer: wrap around mappings for ring buffers
ring_buffer.c : commit ccef9bcc02ee63ac171ea9f0d51e04b3e55b3a12 : Drivers: hv: vmbus: Enable explicit signaling policy for NIC channels
ring_buffer.c : commit f24f0b495b17df33c03f3b758b1461385e9f0e50 : Drivers: hv: ring_buffer: use wrap around mappings in hv_copy{from, to}_ringbuffer()
vmbus_drv.c : commit e2e808413425d82c8f162933a30304d10a5df231 : Driver: hv: vmbus: Make mmio resource local
vmbus_drv.c : commit a9f61ca793becabdefab03b77568d6c6f8c1bc79 : Drivers: hv: avoid vfree() on crash
hv_kvp_daemon.c : commit 26840437cbd6d3625ea6ab34e17cd34bb810c861 : Tools: hv: kvp: ensure kvp device fd is closed on exec
hv_vss_daemon.c : commit db886e4d24c2b3d334be2cc1bd1bd05d547eb4c4 : Drivers: hv: utils: Check VSS daemon is listening before a hot backup
hyperv_net.h : commit 9477386687354f2aa8f4843170b7093c6dd1eb37 : hv_netvsc: make RSS hash key static
hyperv_net.h : commit e834da9a40edd3117ef0a9b2a73d845fe6b622a8 : hv_netvsc: pass struct net_device to rndis_filter_set_device_mac()
hyperv_net.h : commit c6a77ff82fb849534748719f37f3f9086d78ed39 : hv_netvsc: fix comments
hyperv_net.h : commit 7f5d5af0b2f859f09b3dcb16a00b800fa48d9288 : hv_netvsc: Add handler for physical link speed change
netvsc.c : commit 796cc88c32c1bd1f833d596448ac785a8736e57c : hv_netvsc: style cleanups
netvsc.c : commit e53a9c2a5a8cd0a3a8b3c0f9b7a3ad9bc6a28867 : hv_netvsc: use kcalloc
netvsc.c : commit 7f5d5af0b2f859f09b3dcb16a00b800fa48d9288 : hv_netvsc: Add handler for physical link speed change
netvsc.c : commit e5a78fad4f1eb49064e4c35d0a4263424b12124c : hv_netvsc: use ARRAY_SIZE() for NDIS versions
netvsc.c : commit e08f3ea586d4145e36c77f0dd1602374b5d7e928 : hv_netvsc: make device_remove void
netvsc.c : commit 6c4c137e5035e0e17fa40c223fa0a3167e0f65fa : hv_netvsc: make variable local
netvsc_drv.c : commit 796cc88c32c1bd1f833d596448ac785a8736e57c : hv_netvsc: style cleanups
netvsc_drv.c : commit a50af86dd49ee1851d1ccf06dd0019c05b95e297 : netvsc: reduce maximum GSO size
netvsc_drv.c : commit 2f5fa6c869e8f8c340dd05a2817eecbcea382c35 : hv_netvsc: pass struct netvsc_device to rndis_filter_{open, close}()
netvsc_drv.c : commit 7f5d5af0b2f859f09b3dcb16a00b800fa48d9288 : hv_netvsc: Add handler for physical link speed change
netvsc_drv.c : commit e52fed7177f74382f742c27de2cc5314790aebb6 : netvsc: fix incorrect receive checksum offloading
netvsc_drv.c : commit e834da9a40edd3117ef0a9b2a73d845fe6b622a8 : hv_netvsc: pass struct net_device to rndis_filter_set_device_mac()
netvsc_drv.c : commit b37879e6ca7079943542048da37f00a386c30cee : hv_netvsc: Add query for initial physical link speed
rndis_filter.c : commit 5362855aba7159aab8f7c6573eb675d9da317914 : netvsc: get rid of completion timeouts
rndis_filter.c : commit 9477386687354f2aa8f4843170b7093c6dd1eb37 : hv_netvsc: make RSS hash key static
rndis_filter.c : commit b37879e6ca7079943542048da37f00a386c30cee : hv_netvsc: Add query for initial physical link speed
storvsc_drv.c : commit 84b342c0f4dc0180ad4ac701b46024761ff4af11 : scsi: storvsc: Filter out storvsc messages CD-ROM medium not present
pci-hyperv.c : commit 0c6045d8c0eff0f7784f310407ccad44f622aa40 : PCI: hv: Use zero-length array in struct pci_packet
pci-hyperv.c : commit 7d0f8eec976ae5a364af84fd8e92f6da9ec05a41 : PCI: hv: Use pci_function_description[0] in struct definitions
pci-hyperv.c : commit 617ceb62eaa1a180e8af1be9903d960c3a0b2ebc : PCI: hv: Remove the unused 'wrk' in struct hv_pcibus_device
pci-hyperv.c : commit a5b45b7b952822aa5fbe842d2ee497c7c9dd7f55 : PCI: hv: Handle hv_pci_generic_compl() error case
pci-hyperv.c : commit 0c6e617f656ec259162a41c0849e3a7557c99d95 : PCI: hv: Fix interrupt cleanup path
pci-hyperv.c : commit 665e2245eb46a217926d45031b83f1212a1bb344 : PCI: hv: Handle vmbus_sendpacket() failure in hv_compose_msi_msg()
pci-hyperv.c : commit 4f1cb01a7892582d18483986fbc268cdef1b1dee : PCI: hv: Use list_move_tail() instead of list_del() + list_add_tail()
In addition 5 patches have been submitted to stable upstream but have
not yet appeared in linux-next:
Patchset: Drivers: hv: vmbus: Some miscellaneous fixes (submitted to
stable)
K. Y. Srinivasan (1):
Drivers: hv: vmbus: Prevent sending data on a rescinded channel
Vitaly Kuznetsov (4):
Drivers: hv: vmbus: Raise retry/wait limits in vmbus_post_msg()
hv: allocate synic pages for all present CPUs
hv: init percpu_list in hv_synic_alloc()
hv: don't reset hv_context.tsc_page on crash
I will post those commits once I see them go through.
These items are needed for the 14.04.5 and 16.04.1 HWE kernels, and
16.10, (and by extension, 16.04.2 HWE).
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