Messages in this thread | | | Date | Thu, 7 Sep 2017 10:58:00 -0700 | From | Eric Biggers <> | Subject | Re: [PATCH 00/12] x86/crypto: Fix RBP usage in several crypto .S files |
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On Thu, Sep 07, 2017 at 09:15:34AM +0200, Ingo Molnar wrote: > > * Eric Biggers <ebiggers3@gmail.com> wrote: > > > Thanks for fixing these! I don't have time to review these in detail, but I ran > > the crypto self-tests on the affected algorithms, and they all pass. I also > > benchmarked them before and after; the only noticable performance difference was > > that sha256-avx2 and sha512-avx2 became a few percent slower. I don't suppose > > there is a way around that? Otherwise it's probably not a big deal. > > Which CPU model did you use for the test? > > Thanks, > > Ingo
This was on Haswell, "Intel(R) Xeon(R) CPU E5-1650 v3 @ 3.50GHz".
Eric
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