Merge tag 'pull-vfio-20260218' of https://github.com/legoater/qemu into staging

vfio queue:

* Improves VFIO region mmap alignment for hugepfnmap support on
  Grace-based systems (GB200)
* Documents vfio_device_get_region_info() API
* Adds a new VFIO_MIGRATION event notifying PRE_COPY_P2P transition

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* tag 'pull-vfio-20260218' of https://github.com/legoater/qemu:
  vfio: Document vfio_device_get_region_info()
  hw/vfio: align mmap to power-of-2 of region size for hugepfnmap
  vfio: Add Error ** parameter to vfio_region_setup()
  hw/vfio: sort and validate sparse mmap regions by offset
  vfio/migration: Send VFIO_MIGRATION event before PRE_COPY_P2P transition

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

diff --cc hw/vfio/migration.c
Simple merge