[GIT PULL] Hyper-V fixes for 6.4-rc8

[Wei Liu]

Hi Linus,

The following changes since commit ac9a78681b921877518763ba0e89202254349d1b:

  Linux 6.4-rc1 (2023-05-07 13:34:35 -0700)

are available in the Git repository at:

  ssh://git@xxxxxxxxxxxxxxxxxxx/pub/scm/linux/kernel/git/hyperv/linux.git tags/hyperv-fixes-signed-20230619

for you to fetch changes up to 067d6ec7ed5b49380688e06c1e5f883a71bef4fe:

  PCI: hv: Add a per-bus mutex state_lock (2023-06-18 03:05:40 +0000)

----------------------------------------------------------------
hyperv-fixes for 6.4-rc8
  - Fix races in Hyper-V PCI controller (Dexuan Cui)
  - Fix handling of hyperv_pcpu_input_arg (Michael Kelley)
  - Fix vmbus_wait_for_unload to scan present CPUs (Michael Kelley)
  - Call hv_synic_free in the failure path of hv_synic_alloc (Dexuan
    Cui)
  - Add noop for real mode handlers for virtual trust level code
    (Saurabh Sengar)
----------------------------------------------------------------
Dexuan Cui (6):
      Drivers: hv: vmbus: Call hv_synic_free() if hv_synic_alloc() fails
      PCI: hv: Fix a race condition bug in hv_pci_query_relations()
      PCI: hv: Fix a race condition in hv_irq_unmask() that can cause panic
      PCI: hv: Remove the useless hv_pcichild_state from struct hv_pci_dev
      Revert "PCI: hv: Fix a timing issue which causes kdump to fail occasionally"
      PCI: hv: Add a per-bus mutex state_lock

Michael Kelley (3):
      Drivers: hv: vmbus: Fix vmbus_wait_for_unload() to scan present CPUs
      x86/hyperv: Fix hyperv_pcpu_input_arg handling when CPUs go online/offline
      arm64/hyperv: Use CPUHP_AP_HYPERV_ONLINE state to fix CPU online sequencing

Saurabh Sengar (1):
      x86/hyperv/vtl: Add noop for realmode pointers

 arch/arm64/hyperv/mshyperv.c        |   2 +-
 arch/x86/hyperv/hv_init.c           |   2 +-
 arch/x86/hyperv/hv_vtl.c            |   2 +
 drivers/hv/channel_mgmt.c           |  18 ++++-
 drivers/hv/hv_common.c              |  48 ++++++-------
 drivers/hv/vmbus_drv.c              |   5 +-
 drivers/pci/controller/pci-hyperv.c | 139 +++++++++++++++++++++---------------
 include/linux/cpuhotplug.h          |   1 +
 8 files changed, 129 insertions(+), 88 deletions(-)