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Joerg Roedel authored
Check early in attach_device whether the device is already attached to a domain. This also simplifies the code path so that __attach_device() can be removed. Fixes: 92d420ec ("iommu/amd: Relax locking in dma_ops path") Reviewed-by:
Filippo Sironi <sironi@amazon.de> Reviewed-by:
Jerry Snitselaar <jsnitsel@redhat.com> Signed-off-by:
Joerg Roedel <jroedel@suse.de>
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