From: Jakub Kicinski <kuba@kernel.org>
To: Shannon Nelson <shannon.nelson@amd.com>
Cc: <netdev@vger.kernel.org>, <davem@davemloft.net>, <drivers@pensando.io>
Subject: Re: [PATCH v3 net-next 3/3] ionic: add support for device Component Memory Buffers
Date: Wed, 8 Feb 2023 21:50:07 -0800 [thread overview]
Message-ID: <20230208215007.1c821ef3@kernel.org> (raw)
In-Reply-To: <20230207234006.29643-4-shannon.nelson@amd.com>
On Tue, 7 Feb 2023 15:40:06 -0800 Shannon Nelson wrote:
> The ionic device has on-board memory (CMB) that can be used
> for descriptors as a way to speed descriptor access for faster
> traffic processing. It is best used to improve latency and
> packets-per-second for some profiles of small packet traffic.
> It is not on by default, but can be enabled through the ethtool
> priv-flags when the interface is down.
Oh, completely missed this when looking at previous version.
This is ETHTOOL_A_RINGS_TX_PUSH right?
Could you take a look at what hns3 does to confirm?
next prev parent reply other threads:[~2023-02-09 5:50 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-02-07 23:40 [PATCH v3 net-next 0/3] ionic: on-chip descriptors Shannon Nelson
2023-02-07 23:40 ` [PATCH v3 net-next 1/3] ionic: remove unnecessary indirection Shannon Nelson
2023-02-07 23:40 ` [PATCH v3 net-next 2/3] ionic: remove unnecessary void casts Shannon Nelson
2023-02-07 23:40 ` [PATCH v3 net-next 3/3] ionic: add support for device Component Memory Buffers Shannon Nelson
2023-02-09 5:50 ` Jakub Kicinski [this message]
2023-02-09 6:52 ` Shannon Nelson
2023-02-09 17:06 ` Jakub Kicinski
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