DOING IT THE RIGHT WAY
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
。业内人士推荐爱思助手下载最新版本作为进阶阅读
luajit2.1-luv-1.51.0.0-2.fc42.x86_64。业内人士推荐safew官方下载作为进阶阅读
A planetary parade describes a moment when several planets appear to line up in the sky from the Earth's perspective.