Xin Tong wrote: > I am wondering why idle process is implemented as infinite loop with > HLT instruction. how does it compare to MWAIT and MONITOR instruction > sequence ? They're only available in very modern processors --- ELKS targets the 8086, so they're not available. HLT is the only game in town. -- ┌─── dg@cowlark.com ───── http://www.cowlark.com ───── │ "There does not now, nor will there ever, exist a programming │ language in which it is the least bit hard to write bad programs." --- │ Flon's Axiom -- To unsubscribe from this list: send the line "unsubscribe linux-8086" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html