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3ca6644e5c
Currently the IOMMU code allocates one page for the segment table, that isn't safe if we have more than 132 GB of RAM. Signed-off-by: Michael Ellerman <michael@ellerman.id.au> Acked-by: Jeremy Kerr <jk@ozlabs.org> Signed-off-by: Paul Mackerras <paulus@samba.org>