Date: Thu, 6 Dec 2018 16:24:31 -0700 From: John Nielsen <lists@jnielsen.net> To: Xin LI <delphij@gmail.com> Cc: FreeBSD Stable <freebsd-stable@freebsd.org> Subject: Re: /dev/crypto not being used in 12-STABLE Message-ID: <F67BC606-6210-48DD-B924-FF90C26704A1@jnielsen.net> In-Reply-To: <CAGMYy3vKez_NR6rtcFDGVsWV=qs%2BiaoAwb-D0ed0zT5og9RbOA@mail.gmail.com> References: <A418F9A1-7298-4DA7-A185-BD16941BEC46@jnielsen.net> <CAGMYy3vKez_NR6rtcFDGVsWV=qs%2BiaoAwb-D0ed0zT5og9RbOA@mail.gmail.com>
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> On Dec 6, 2018, at 4:04 PM, Xin LI <delphij@gmail.com> wrote: >=20 > On Thu, Dec 6, 2018 at 11:37 AM John Nielsen <lists@jnielsen.net> = wrote: >>=20 >> I have upgraded two physical machines from 11-STABLE to 12-STABLE = recently (one is 12.0-PRERELEASE r341380 and the other is = 12.0-PRERELEASE r341391). I noticed today that neither machine seems to = be utilizing /dev/crypto. Typically I see at least ssh/sshd have the = device open plus some programs from ports. But 'fuser' doesn't list any = processes on either machine: >>=20 >> # fuser /dev/crypto >> /dev/crypto: >>=20 >> Both machines are running custom kernels that include "device crypto" = and "device cryptodev". One of them additionally has "device aesni". >>=20 >> Is anyone else seeing this? Any idea what would cause it? >=20 > Your average OpenSSL applications should not use /dev/crypto, if your > goal is to utilize AES-NI (which does not require /dev/crypto). On > capable systems, AES-NI would be used automatically (and it's faster > this way). Thanks for the response. Is there a way to verify that AES-NI is being = used for e.g. ssh? I'm also curious why/when/how the change to not use = (or support?) /dev/crypto from base openssl was made.
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