spin-lock

基本解釋

It acquires the spin lock and begins its access.
他守護(hù)旋轉(zhuǎn)鎖并且開(kāi)始其訪問(wèn)。
To prevent chaos, we associate a spin lock with this “resource.
為了防止混亂，我們用這個(gè)資源聯(lián)合一個(gè)旋轉(zhuǎn)鎖。
We decide that we will access the resource only while owning the spin lock.
我決定：我們將要訪問(wèn)的只有具有旋轉(zhuǎn)鎖的資源。
I want to be very clear about how a spin lock and a shared resource come to be associated.
我想要很清楚地（說(shuō)明）：一個(gè)旋轉(zhuǎn)鎖和一個(gè)共享資源是如何被關(guān)連在一起的。
As I'll discuss later in this chapter, queue access occurs under protection of a spin lock, and that carries with it execution at DISPATCH_LEVEL.
就像在這章后面我將要討論的一樣，隊(duì)列訪問(wèn)發(fā)生在一個(gè)旋轉(zhuǎn)鎖的保護(hù)之下，并且它在DISPATCH_LEVEL上來(lái)執(zhí)行。