Re: [PATCH 1/2] x86: cpu/bugs: add support for AMD ERAPS feature

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On 11/4/24 00:58, Shah, Amit wrote:
> Right - thanks, I'll have to reword that to say the RSB is flushed
> along with the TLB - so any action that causes the TLB to be flushed
> will also cause the RSB to be flushed.

Hold on though.

Is there a need for the RSB to be flushed at context switch?  You talked
about it like there was a need:

> any hardware TLB flush results in flushing of the RSB (aka RAP in
> AMD spec). This guarantees an RSB flush across context switches.




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