vfio-pci/zdev: different maxstbl for interpreted devices

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When doing load/store interpretation, the maximum store block length is
determined by the underlying firmware, not the host kernel API.  Reflect
that in the associated Query PCI Function Group clp capability and let
userspace decide which is appropriate to present to the guest.

Reviewed-by: Pierre Morel <pmorel@linux.ibm.com>
Signed-off-by: Matthew Rosato <mjrosato@linux.ibm.com>
Acked-by: Alex Williamson <alex.williamson@redhat.com>
Link: https://lore.kernel.org/r/20220606203325.110625-20-mjrosato@linux.ibm.com
Signed-off-by: Christian Borntraeger <borntraeger@linux.ibm.com>

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Matthew Rosato 2022-06-06 16:33:23 -04:00 • committed by Christian Borntraeger

parent faf3bfcb89

commit ba6090ff8a

2 changed files with 8 additions and 2 deletions

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include/uapi/linux/vfio_zdev.h

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