Know fresh keywords
I’m genuinely not convinced the DRM serves the creators it’s designed to protect. But I acknowledge that this is a harder conversation than just the technical one, and reasonable people can disagree.
。搜狗输入法下载对此有专业解读
14:21, 27 февраля 2026Путешествия。关于这个话题，同城约会提供了深入分析
The key is the test TST_SEL_RET on line 682. It compares the RPL of the return CS selector (saved on the stack by the original CALL) against the current CPL. If RPL == CPL, the PLA returns 0x000 (continue) and LD_DESCRIPTOR finishes normally -- same-privilege return. If RPL CPL, the caller is returning to a less-privileged ring, so the PLA redirects to 0x686 (RETF_OUTER_LEV) -- the cross-privilege path that must also restore the caller's stack. If RPL