Symbol: DMAR_PERFINTRSTS_REG
drivers/iommu/intel/perfmon.c
521
if (!dmar_readl(iommu->reg + DMAR_PERFINTRSTS_REG))
drivers/iommu/intel/perfmon.c
527
dmar_writel(iommu->reg + DMAR_PERFINTRSTS_REG, DMA_PERFINTRSTS_PIS);