PF_INTR_MASK     4998 drivers/net/ethernet/chelsio/cxgb4/t4_hw.c #define PF_INTR_MASK (PFSW_F)
PF_INTR_MASK     2670 drivers/scsi/csiostor/csio_hw.c #define PF_INTR_MASK (PFSW_F | PFCIM_F)