The TLB is flushed entirely on any write to CR3 (the page directory base register). There is no per-entry invalidation on the 386 -- that arrived with the 486's INVLPG instruction.
“为什么不离开这行？越做越好，怎么会放手，已经做了十几年，做得很好啊。”Maggie姐始终自信满满。，这一点在im钱包官方下载中也有详细论述
Diff, merge, blame。业内人士推荐51吃瓜作为进阶阅读
B. User Route Request (Query Time - this is what happens on your device):