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Merge tag 'vfio-v5.14-rc1' of git://github.com/awilliam/linux-vfio

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Pull VFIO updates from Alex Williamson:

 - 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)

* tag 'vfio-v5.14-rc1' of git://github.com/awilliam/linux-vfio:
  vfio/pci: Handle concurrent vma faults
  vfio/mtty: Enforce available_instances
  vfio/mtty: Delete mdev_devices_list
  vfio: use the new pci_dev_trylock() helper to simplify try lock
  PCI: Export pci_dev_trylock() and pci_dev_unlock()
  vfio/mdpy: Fix memory leak of object mdev_state->vconfig
  vfio/iommu_type1: rename vfio_group struck to vfio_iommu_group
  vfio/mbochs: Convert to use vfio_register_group_dev()
  vfio/mdpy: Convert to use vfio_register_group_dev()
  vfio/mtty: Convert to use vfio_register_group_dev()
  vfio/mdev: Allow the mdev_parent_ops to specify the device driver to bind
  vfio/mdev: Remove CONFIG_VFIO_MDEV_DEVICE
  driver core: Export device_driver_attach()
  driver core: Don't return EPROBE_DEFER to userspace during sysfs bind
  driver core: Flow the return code from ->probe() through to sysfs bind
  driver core: Better distinguish probe errors in really_probe
  driver core: Pull required checks into driver_probe_device()
  vfio/platform: remove unneeded parent_module attribute
  vfio: centralize module refcount in subsystem layer
This commit is contained in:
Linus Torvalds
2021-07-03 11:49:33 -07:00
parent 58ec9059b3 6a45ece4c9
commit 8e8d9442d1
29 changed files with 522 additions and 501 deletions
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2
include/linux/device.h
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@@ -846,6 +846,8 @@ static inline void *dev_get_platdata(const struct device *dev)
* Manual binding of a device to driver. See drivers/base/bus.c
* for information on use.
*/
int __must_check device_driver_attach(struct device_driver *drv,
struct device *dev);
int __must_check device_bind_driver(struct device *dev);
void device_release_driver(struct device *dev);
int __must_check device_attach(struct device *dev);