Messages in this thread | | | Subject | Re: [RFC][PATCH v2 00/21] x86/pti: Defer CR3 switch to C code | From | Alexandre Chartre <> | Date | Wed, 18 Nov 2020 08:41:42 +0100 |
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On 11/17/20 10:26 PM, Borislav Petkov wrote: > On Tue, Nov 17, 2020 at 07:12:07PM +0100, Alexandre Chartre wrote: >> Some benchmarks are available, in particular from phoronix: > > What I was expecting was benchmarks *you* have run which show that > perf penalty, not something one can find quickly on the internet and > something one cannot always reproduce her-/himself. > > You do know that presenting convincing numbers with a patchset greatly > improves its chances of getting it upstreamed, right? >
Well, it looks like I wrongfully assume that KPTI was a well known performance overhead since it was introduced (because it adds extra page-table switches), but you are right I should be presenting my own numbers.
Thanks,
alex.
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