tree 9b6e8eec7a44f1785e46cd606a2f455ef9c3a86c
parent f7b90d2c7422a815c094961751582347935045cd
author Robin Murphy <robin.murphy@arm.com> 1572026912 +0100
committer Will Deacon <will@kernel.org> 1572896071 +0000

iommu/io-pgtable-arm: Simplify bounds checks

We're merely checking that the relevant upper bits of each address
are all zero, so there are cheaper ways to achieve that.

Signed-off-by: Robin Murphy <robin.murphy@arm.com>
Signed-off-by: Will Deacon <will@kernel.org>