netdev - Re: [PATCH rdma-next] IB/mlx5: Add support for extended atomic operations

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]

Message-ID: <e40246fa133a0fac46aefdda80b542877e3f47f4.camel@redhat.com>
Date:   Wed, 17 Oct 2018 11:55:14 -0400
From:   Doug Ledford <dledford@...hat.com>
To:     Leon Romanovsky <leon@...nel.org>,
        Jason Gunthorpe <jgg@...lanox.com>
Cc:     Yonatan Cohen <yonatanc@...lanox.com>,
        RDMA mailing list <linux-rdma@...r.kernel.org>,
        Guy Levi <guyle@...lanox.com>,
        Saeed Mahameed <saeedm@...lanox.com>,
        linux-netdev <netdev@...r.kernel.org>,
        Leon Romanovsky <leonro@...lanox.com>
Subject: Re: [PATCH rdma-next] IB/mlx5: Add support for extended atomic
 operations

On Wed, 2018-10-10 at 09:25 +0300, Leon Romanovsky wrote:
> From: Yonatan Cohen <yonatanc@...lanox.com>
> 
> Extended atomic operations cmp&swp and fetch&add is a Mellanox
> feature extending the standard atomic operation to use, varied
> operand sizes, as apposed to normal atomic operation that use
> an 8 byte operand only.
> Extended atomics allows masking the results and arguments.
> 
> This patch configures QP to support extended atomic operation
> with the maximum size possible, as exposed by HCA capabilities.
> 
> Signed-off-by: Yonatan Cohen <yonatanc@...lanox.com>
> Reviewed-by: Guy Levi <guyle@...lanox.com>
> Signed-off-by: Leon Romanovsky <leonro@...lanox.com>

Thanks, applied to for-next.

-- 
Doug Ledford <dledford@...hat.com>
    GPG KeyID: B826A3330E572FDD
    Key fingerprint = AE6B 1BDA 122B 23B4 265B  1274 B826 A333 0E57 2FDD

Download attachment "signature.asc" of type "application/pgp-signature" (834 bytes)