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      Linux Landing Change To Allow STIBP When Using Legacy IBRS

      news.movim.eu / Phoronix • 5 March, 2023

    Ahead of the Linux 6.3-rc1 release later today, a set of "x86/urgent" patches were sent out Sunday morning that include the change to allow Single Threaded Indirect Branch Predictors (STIBP) to be used in the presence of legacy Indirect Branch Restricted Speculation (IBRS) for security reasons...