What this means for namespace-guard
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
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All of these changes came in the wake of layoffs, big-name flops, more layoffs, studio closures, even more layoffs, strikes and (yep) layoffs again. Earlier this month, Ubisoft even fired an employee who criticized the company’s return-to-office mandate.
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