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[ Upstream commit7061b6af34] When map() is called on a detached domain, the domain does not exist in the device so we do not send a MAP request, but we do update the internal mapping tree, to be replayed on the next attach. Since this constitutes a successful iommu_map() call, return *mapped in this case too. Fixes:7e62edd7a3("iommu/virtio: Add map/unmap_pages() callbacks implementation") Signed-off-by: Jean-Philippe Brucker <jean-philippe@linaro.org> Reviewed-by: Jason Gunthorpe <jgg@nvidia.com> Link: https://lore.kernel.org/r/20230515113946.1017624-3-jean-philippe@linaro.org Signed-off-by: Joerg Roedel <jroedel@suse.de> Signed-off-by: Sasha Levin <sashal@kernel.org>