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089722e893
Introduce a new member has_rsvd for struct vfio_dma. This member is used to indicate whether there are any reserved or invalid pfns in the region represented by this vfio_dma. If it is true, it indicates that there is at least one pfn in this region that is either reserved or invalid. Signed-off-by: Li Zhe <lizhe.67@bytedance.com> Reviewed-by: David Hildenbrand <david@redhat.com> Link: https://lore.kernel.org/r/20250814064714.56485-5-lizhe.67@bytedance.com Signed-off-by: Alex Williamson <alex.williamson@redhat.com>