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).
Фото: Global Look Press
，这一点在搜狗输入法中也有详细论述
한동훈 “나를 탄핵의 바다 건너는 배로 써달라…출마는 부수적 문제”
Best supporting actress