Comment # 47 on bug 1112824 from
(In reply to Dead Mozay from comment #46)
> and also found out that there are no patches STIBP in Fedora, in openSUSE
> this patch is there, maybe that's the problem

This would make sense if the performance regressions were only observed with
4.19.2 and newer, where STIBP was first enabled in openSUSE. But people have
started reporting this with earlier kernels.

If people are running 4.19.2, STIBP likely contributes to the slowness.


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