pgtf 728 drivers/ata/libata-acpi.c struct ata_acpi_gtf *gtf = NULL, *pgtf = NULL; pgtf 739 drivers/ata/libata-acpi.c rc = ata_acpi_run_tf(dev, gtf, pgtf); pgtf 744 drivers/ata/libata-acpi.c pgtf = gtf;