log2_span        1856 drivers/iommu/arm-smmu-v3.c 	size_t log2_span;
log2_span        1896 drivers/iommu/arm-smmu-v3.c 	log2_span	= fls_long(page_start ^ page_end);
log2_span        1897 drivers/iommu/arm-smmu-v3.c 	span_mask	= (1ULL << log2_span) - 1;
log2_span        1902 drivers/iommu/arm-smmu-v3.c 	cmd->atc.size	= log2_span;