[GIT PULL] VFIO updates for v5.14-rc1

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The following changes since commit 009c9aa5be652675a06d5211e1640e02bbb1c33d:

  Linux 5.13-rc6 (2021-06-13 14:43:10 -0700)

are available in the Git repository at:

  git://github.com/awilliam/linux-vfio.git tags/vfio-v5.14-rc1

for you to fetch changes up to 6a45ece4c9af473555f01f0f8b97eba56e3c7d0d:

  vfio/pci: Handle concurrent vma faults (2021-06-30 13:55:53 -0600)

----------------------------------------------------------------
VFIO update for v5.14-rc1

 - Module reference fixes, structure renaming (Max Gurtovoy)

 - Export and use common pci_dev_trylock() (Luis Chamberlain)

 - Enable direct mdev device creation and probing by parent
   (Christoph Hellwig & Jason Gunthorpe)

 - Fix mdpy error path leak (Colin Ian King)

 - Fix mtty list entry leak (Jason Gunthorpe)

 - Enforce mtty device limit (Alex Williamson)

 - Resolve concurrent vfio-pci mmap faults (Alex Williamson)

----------------------------------------------------------------
Alex Williamson (3):
      Merge branch 'hch-mdev-direct-v4' into v5.14/vfio/next
      vfio/mtty: Enforce available_instances
      vfio/pci: Handle concurrent vma faults

Christoph Hellwig (3):
      driver core: Better distinguish probe errors in really_probe
      driver core: Flow the return code from ->probe() through to sysfs bind
      driver core: Don't return EPROBE_DEFER to userspace during sysfs bind

Colin Ian King (1):
      vfio/mdpy: Fix memory leak of object mdev_state->vconfig

Jason Gunthorpe (8):
      driver core: Pull required checks into driver_probe_device()
      driver core: Export device_driver_attach()
      vfio/mdev: Remove CONFIG_VFIO_MDEV_DEVICE
      vfio/mdev: Allow the mdev_parent_ops to specify the device driver to bind
      vfio/mtty: Convert to use vfio_register_group_dev()
      vfio/mdpy: Convert to use vfio_register_group_dev()
      vfio/mbochs: Convert to use vfio_register_group_dev()
      vfio/mtty: Delete mdev_devices_list

Luis Chamberlain (2):
      PCI: Export pci_dev_trylock() and pci_dev_unlock()
      vfio: use the new pci_dev_trylock() helper to simplify try lock

Max Gurtovoy (3):
      vfio: centralize module refcount in subsystem layer
      vfio/platform: remove unneeded parent_module attribute
      vfio/iommu_type1: rename vfio_group struck to vfio_iommu_group

 Documentation/driver-api/vfio-mediated-device.rst |  35 ++--
 Documentation/s390/vfio-ap.rst                    |   1 -
 arch/s390/Kconfig                                 |   2 +-
 drivers/base/base.h                               |   1 -
 drivers/base/bus.c                                |   8 +-
 drivers/base/dd.c                                 | 192 ++++++++++---------
 drivers/gpu/drm/i915/Kconfig                      |   2 +-
 drivers/pci/pci.c                                 |   6 +-
 drivers/vfio/fsl-mc/vfio_fsl_mc.c                 |  16 +-
 drivers/vfio/mdev/Kconfig                         |   7 -
 drivers/vfio/mdev/Makefile                        |   3 +-
 drivers/vfio/mdev/mdev_core.c                     |  46 ++++-
 drivers/vfio/mdev/mdev_driver.c                   |  10 +
 drivers/vfio/mdev/mdev_private.h                  |   2 +
 drivers/vfio/mdev/vfio_mdev.c                     |  37 +---
 drivers/vfio/pci/vfio_pci.c                       |  47 ++---
 drivers/vfio/platform/vfio_amba.c                 |   1 -
 drivers/vfio/platform/vfio_platform.c             |   1 -
 drivers/vfio/platform/vfio_platform_common.c      |   6 -
 drivers/vfio/platform/vfio_platform_private.h     |   1 -
 drivers/vfio/vfio.c                               |  10 +
 drivers/vfio/vfio_iommu_type1.c                   |  34 ++--
 include/linux/device.h                            |   2 +
 include/linux/mdev.h                              |   2 +
 include/linux/pci.h                               |   3 +
 samples/Kconfig                                   |   6 +-
 samples/vfio-mdev/mbochs.c                        | 163 +++++++++-------
 samples/vfio-mdev/mdpy.c                          | 160 +++++++++-------
 samples/vfio-mdev/mtty.c                          | 219 ++++++++++------------
 29 files changed, 522 insertions(+), 501 deletions(-)




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