Real-mode programs freely execute CLI and STI to control interrupts, PUSHF and POPF to manipulate flags, INT n for DOS and BIOS calls, and IN/OUT for hardware I/O. In normal protected mode, these instructions are privilege-checked -- they execute normally if the caller has sufficient privilege, and fault otherwise. The 386 can't simply let V86 tasks execute them freely -- a DOS program disabling interrupts would bring down the whole system -- but trapping on every INT 21h call would make V86 impractically slow.
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。新收录的资料是该领域的重要参考
Nowhere is that risk clearer than in the far-off corners of the internet where extreme viewpoints are often the loudest. Think of your stereotypical community message board on a certain topic. Thanks to the anonymity of the internet, users are more than welcome to voice their opinions on the latest political decision or cultural happening. As a result, these corners are areas where misinformation is more prolific—and the science that debunks that misinformation receives little mention, if at all. Vaccines are a perfect case study, Stiglitz says.。关于这个话题，新收录的资料提供了深入分析
Ранее первый заместитель председателя комитета Совета Федерации по международным делам Владимир Джабаров заявил, что Владимир Зеленский делает заявления о встрече с российским лидером Владимиром Путиным для красного словца и ведет себя как обманщик.，推荐阅读新收录的资料获取更多信息