From: Michael Ellerman <mpe@ellerman.id.au>
To: Danny Tsen <dtsen@linux.ibm.com>, linux-crypto@vger.kernel.org
Cc: herbert@gondor.apana.org.au, leitao@debian.org,
nayna@linux.ibm.com, appro@cryptogams.org,
linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org,
ltcgcw@linux.vnet.ibm.com, dtsen@us.ibm.com,
Danny Tsen <dtsen@linux.ibm.com>
Subject: Re: [PATCH v2] crypto: vmx: Improved AES/XTS performance of 6-way unrolling for ppc.
Date: Fri, 15 Sep 2023 23:29:33 +1000 [thread overview]
Message-ID: <8734zf7ef6.fsf@mail.lhotse> (raw)
In-Reply-To: <20230830134911.179765-1-dtsen@linux.ibm.com>
Danny Tsen <dtsen@linux.ibm.com> writes:
> Improve AES/XTS performance of 6-way unrolling for PowerPC up
> to 17% with tcrypt. This is done by using one instruction,
> vpermxor, to replace xor and vsldoi.
>
> The same changes were applied to OpenSSL code and a pull request was
> submitted.
https://github.com/openssl/openssl/pull/21812
Still unmerged as of today.
cheers
WARNING: multiple messages have this Message-ID (diff)
From: Michael Ellerman <mpe@ellerman.id.au>
To: Danny Tsen <dtsen@linux.ibm.com>, linux-crypto@vger.kernel.org
Cc: herbert@gondor.apana.org.au, dtsen@us.ibm.com,
nayna@linux.ibm.com, linux-kernel@vger.kernel.org,
Danny Tsen <dtsen@linux.ibm.com>,
appro@cryptogams.org, ltcgcw@linux.vnet.ibm.com,
leitao@debian.org, linuxppc-dev@lists.ozlabs.org
Subject: Re: [PATCH v2] crypto: vmx: Improved AES/XTS performance of 6-way unrolling for ppc.
Date: Fri, 15 Sep 2023 23:29:33 +1000 [thread overview]
Message-ID: <8734zf7ef6.fsf@mail.lhotse> (raw)
In-Reply-To: <20230830134911.179765-1-dtsen@linux.ibm.com>
Danny Tsen <dtsen@linux.ibm.com> writes:
> Improve AES/XTS performance of 6-way unrolling for PowerPC up
> to 17% with tcrypt. This is done by using one instruction,
> vpermxor, to replace xor and vsldoi.
>
> The same changes were applied to OpenSSL code and a pull request was
> submitted.
https://github.com/openssl/openssl/pull/21812
Still unmerged as of today.
cheers
next prev parent reply other threads:[~2023-09-15 13:29 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-08-30 13:49 [PATCH v2] crypto: vmx: Improved AES/XTS performance of 6-way unrolling for ppc Danny Tsen
2023-08-30 13:49 ` Danny Tsen
2023-09-15 10:41 ` Herbert Xu
2023-09-15 10:41 ` Herbert Xu
2023-09-15 11:23 ` Danny Tsen
2023-09-15 11:23 ` Danny Tsen
2023-09-15 13:29 ` Michael Ellerman [this message]
2023-09-15 13:29 ` Michael Ellerman
2023-09-15 14:28 ` Danny Tsen
2023-09-15 14:28 ` Danny Tsen
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=8734zf7ef6.fsf@mail.lhotse \
--to=mpe@ellerman.id.au \
--cc=appro@cryptogams.org \
--cc=dtsen@linux.ibm.com \
--cc=dtsen@us.ibm.com \
--cc=herbert@gondor.apana.org.au \
--cc=leitao@debian.org \
--cc=linux-crypto@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linuxppc-dev@lists.ozlabs.org \
--cc=ltcgcw@linux.vnet.ibm.com \
--cc=nayna@linux.ibm.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.