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СюжетСпециальная военная операция (СВО) на Украине
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Фото: Denis Balibouse / Reuters。关于这个话题，91视频提供了深入分析
The 386 supports four privilege rings (0 through 3), though in practice nearly all operating systems use just two: ring 0 for the kernel and ring 3 for user programs. Three privilege levels interact on every segment access: CPL (Current Privilege Level), DPL (Descriptor Privilege Level), and RPL (Requested Privilege Level).
Final Hurdle hintHits the slopes.