netdev - Re: [PATCH net-next 0/2] mvpp2: per-cpu buffers

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: <20190902.120809.714564690159194501.davem@davemloft.net>
Date:   Mon, 02 Sep 2019 12:08:09 -0700 (PDT)
From:   David Miller <davem@...emloft.net>
To:     mcroce@...hat.com
Cc:     netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        maxime.chevallier@...tlin.com, mw@...ihalf.com,
        antoine.tenart@...tlin.com, stefanc@...vell.com,
        nadavh@...vell.com, lorenzo@...nel.org
Subject: Re: [PATCH net-next 0/2] mvpp2: per-cpu buffers

From: Matteo Croce <mcroce@...hat.com>
Date: Mon,  2 Sep 2019 12:21:35 +0200

> This patchset workarounds an PP2 HW limitation which prevents to use
> per-cpu rx buffers.
> The first patch is just a refactor to prepare for the second one.
> The second one allocates percpu buffers if the following conditions are met:
> - CPU number is less or equal 4
> - no port is using jumbo frames
> 
> If the following conditions are not met at load time, of jumbo frame is enabled
> later on, the shared allocation is reverted.

Series applied to net-next.