On 1/10/23 14:46, Kim Phillips wrote: > The AMD Zen4 core supports a new feature called Automatic IBRS. > > It is a "set-and-forget" feature that means that, like > Intel's Enhanced IBRS, h/w manages its IBRS mitigation > resources automatically across CPL transitions. This looks a *LOT* better than what was here before. Sharing the eibrs boot options looks great. Thanks, Acked-by: Dave Hansen <dave.hansen@xxxxxxxxxxxxxxx>