（本报记者朱隽、王浩、常钦、郁静娴、李晓晴、邓剑洋）
"[In] the 1960s [it] turned out, in hindsight, we had a near-endless schedule margin there," Isaacman said. "That is certainly not the case today. I'd say this is very, very close from a timeline perspective."
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Linux kernel maintainers propose a less painful process for identifying developers. See how it can make Linux code safer than ever.。关于这个话题，safew官方版本下载提供了深入分析
if(p->count == 0) {，更多细节参见safew官方版本下载