linux-kernel - Re: [PATCH v3 0/2] crypto: qat - Remove x86 dependency on QAT drivers

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Date:   Fri, 24 Jun 2022 17:15:22 +0800
From:   Herbert Xu <herbert@...dor.apana.org.au>
To:     Yoan Picchi <yoan.picchi@....com>
Cc:     Giovanni Cabiddu <giovanni.cabiddu@...el.com>,
        "David S . Miller" <davem@...emloft.net>, qat-linux@...el.com,
        linux-crypto@...r.kernel.org, linux-kernel@...r.kernel.org,
        Andre Przywara <andre.przywara@....com>,
        Ard Biesheuvel <ardb@...nel.org>
Subject: Re: [PATCH v3 0/2] crypto: qat - Remove x86 dependency on QAT drivers

On Fri, Jun 17, 2022 at 09:59:43AM +0000, Yoan Picchi wrote:
> The QAT acceleration card can be very helpfull for some tasks like dealing
> with IPSEC but it is currently restricted to be used only on x86 machine.
> Looking at the code we didn't see any reasons why those drivers might not
> work on other architectures. We've successfully built all of them on x86,
> arm64, arm32, mips64, powerpc64, riscv64 and sparc64.
> 
> We also have tested the driver with an Intel Corporation C62x Chipset
> QuickAssist Technology (rev 04) PCIe card on an arm64 server. After the numa
> patch, it works with the AF_ALG crypto userland interface, allowing us to
> encrypt some data with cbc for instance. We've also successfully created some
> VF, bound them to DPDK, and used the card this way, thus showing some real
> life usecases of x86 do work on arm64 too.
> 
> Changelog v1 ... v2:
> - Add COMPILE_TEST to Kconfig
> 
> Changelog v2 ... v3:
> - Add the Crypto tag to the commit header
> 
> Andre Przywara (1):
>   crypto: qat - replace get_current_node() with numa_node_id()
> 
> Yoan Picchi (1):
>   crypto: qat - Removes the x86 dependency on the QAT drivers
> 
>  drivers/crypto/qat/Kconfig                     | 14 +++++++-------
>  drivers/crypto/qat/qat_common/adf_common_drv.h |  5 -----
>  drivers/crypto/qat/qat_common/qat_algs.c       |  4 ++--
>  drivers/crypto/qat/qat_common/qat_asym_algs.c  |  4 ++--
>  4 files changed, 11 insertions(+), 16 deletions(-)

All applied.  Thanks.
-- 
Email: Herbert Xu <herbert@...dor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt