CLAMP_VAL(9) Driver Basics CLAMP_VAL(9)NAMEclamp_val - return a value clamped to a given range using val's typeSYNOPSISclamp_val(val, min, max);ARGUMENTSval current value min minimum allowable value max maximum allowable valueDESCRIPTIONThis macro does no typechecking and uses temporary variables of whatever type the input argument 'val' is. This is useful when val is an unsigned type and min and max are literals that will otherwise be assigned a signed integer type.COPYRIGHTKernel Hackers Manual 2.6. July 2010 CLAMP_VAL(9)