From: Stephen Hemminger <stephen@networkplumber.org>
To: Mao Wenan <maowenan@huawei.com>
Cc: <netdev@vger.kernel.org>, <jeffrey.t.kirsher@intel.com>
Subject: Re: [PATCH] ethtool: add one ethtool option to set relax ordering mode
Date: Wed, 21 Dec 2016 17:27:59 -0800 [thread overview]
Message-ID: <20161221172759.1bc0d0dd@xeon-e3> (raw)
In-Reply-To: <1481179898-10668-2-git-send-email-maowenan@huawei.com>
On Thu, 8 Dec 2016 14:51:38 +0800
Mao Wenan <maowenan@huawei.com> wrote:
> This patch provides one way to set/unset IXGBE NIC TX and RX
> relax ordering mode, which can be set by ethtool.
> Relax ordering is one mode of 82599 NIC, to enable this mode
> can enhance the performance for some cpu architecure.
Then it should be done by CPU architecture specific quirks (preferably in PCI layer)
so that all users get the option without having to do manual intervention.
> example:
> ethtool -s enp1s0f0 relaxorder off
> ethtool -s enp1s0f0 relaxorder on
Doing it via ethtool is a developer API (for testing) not something that makes
sense in production.
next prev parent reply other threads:[~2016-12-22 1:28 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-12-08 6:51 [PATCH] net: add one ethtool option to set relax ordering mode Mao Wenan
2016-12-08 6:51 ` [PATCH] ethtool: " Mao Wenan
2016-12-22 1:27 ` Stephen Hemminger [this message]
2016-12-22 1:39 ` maowenan
2016-12-22 15:53 ` Alexander Duyck
2016-12-23 0:40 ` maowenan
2016-12-23 1:06 ` Jeff Kirsher
2016-12-23 6:14 ` maowenan
2016-12-23 15:42 ` Alexander Duyck
2016-12-24 8:30 ` maowenan
2016-12-26 8:33 ` maowenan
2017-01-04 9:02 ` maowenan
2017-01-04 16:50 ` Alexander Duyck
2016-12-08 14:11 ` [PATCH] net: " Andrew Lunn
2016-12-12 8:30 ` maowenan
2016-12-22 0:10 ` maowenan
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