Merge tag 'pull-vfio-20250211' of https://github.com/legoater/qemu into staging

vfio queue:

* Coverity fix
* IGD cleanups using VFIOQuirk
* SIGSEV fix in IOMMUFD host IOMMU device
* Improved error reporting for MMIO region mapping failures

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# gpg: Signature made Tue 11 Feb 2025 08:23:00 EST
# gpg:                using RSA key A0F66548F04895EBFE6B0B6051A343C7CFFBECA1
# gpg: Good signature from "Cédric Le Goater <clg@redhat.com>" [full]
# gpg:                 aka "Cédric Le Goater <clg@kaod.org>" [full]
# Primary key fingerprint: A0F6 6548 F048 95EB FE6B  0B60 51A3 43C7 CFFB ECA1

* tag 'pull-vfio-20250211' of https://github.com/legoater/qemu:
  vfio: Remove superfluous error report in vfio_listener_region_add()
  vfio: Remove reports of DMA mapping errors in backends
  vfio: Improve error reporting when MMIO region mapping fails
  vfio: Introduce vfio_get_vfio_device()
  vfio: Rephrase comment in vfio_listener_region_add() error path
  vfio/pci: Replace "iommu_device" by "vIOMMU"
  util/error: Introduce warn_report_err_once()
  vfio/iommufd: Fix SIGSEV in iommufd_cdev_attach()
  vfio/igd: use VFIOConfigMirrorQuirk for mirrored registers
  vfio/pci: introduce config_offset field in VFIOConfigMirrorQuirk
  vfio/pci: declare generic quirks in a new header file
  vfio/igd: Fix potential overflow in igd_gtt_memory_size()

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>