acpi_ds_exec_begin_op 76 drivers/acpi/acpica/acdispat.h acpi_ds_exec_begin_op(struct acpi_walk_state *walk_state, acpi_ds_exec_begin_op 77 drivers/acpi/acpica/dswload.c walk_state->descending_callback = acpi_ds_exec_begin_op; acpi_ds_exec_begin_op 61 drivers/acpi/acpica/dswload2.c status = acpi_ds_exec_begin_op(walk_state, out_op);