p_pst 316 drivers/iommu/intel-iommu-debugfs.c if (!ri_entry->present || ri_entry->p_pst) p_pst 340 drivers/iommu/intel-iommu-debugfs.c if (!pi_entry->present || !pi_entry->p_pst) p_pst 1237 drivers/iommu/intel_irq_remapping.c irte_pi.p_pst = 1; p_pst 226 include/linux/dmar.h p_pst : 1, /* 15 */