发布时间：2014-08-22 17:55:48
原文地址：http://lwn.net/Articles/274695/An API should refrain from making promises that it cannot keep. A recentepisode involving the kernel's in_atomic() macro demonstrates howthings can go wrong when a function does not really do what it appears todo. It is also a good excuse to look at an .........【阅读全文】
