From: Stephen Hemminger <stephen@networkplumber.org>
To: William Tu <witu@nvidia.com>
Cc: <netdev@vger.kernel.org>, <jiri@nvidia.com>, <bodong@nvidia.com>,
<tariqt@nvidia.com>, <yossiku@nvidia.com>, <kuba@kernel.org>
Subject: Re: [PATCH RFC iproute2] devlink: Add eswitch attr option for shared descriptors
Date: Wed, 28 Feb 2024 08:33:37 -0800 [thread overview]
Message-ID: <20240228083337.18bfc306@hermes.local> (raw)
In-Reply-To: <20240228152548.16690-1-witu@nvidia.com>
On Wed, 28 Feb 2024 17:25:48 +0200
William Tu <witu@nvidia.com> wrote:
> Add two eswitch attrs: shrdesc_mode and shrdesc_count.
> shrdesc_mode: to enable a sharing memory buffer for
> representor's rx buffer, and shrdesc_count: to control the
> number of buffers in this shared memory pool.
>
> An example use case:
> $ devlink dev eswitch show pci/0000:08:00.0
> pci/0000:08:00.0: mode legacy inline-mode none encap-mode basic \
> shrdesc-mode none shrdesc-count 0
> $ devlink dev eswitch set pci/0000:08:00.0 mode switchdev \
> shrdesc-mode basic shrdesc-count 1024
> $ devlink dev eswitch show pci/0000:08:00.0
> pci/0000:08:00.0: mode switchdev inline-mode none encap-mode basic \
> shrdesc-mode basic shrdesc-count 1024
>
> Signed-off-by: William Tu <witu@nvidia.com>
This needs to target iproute2-next.
Please update man page for devlink as well.
next prev parent reply other threads:[~2024-02-28 16:33 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-02-28 15:25 [PATCH RFC iproute2] devlink: Add eswitch attr option for shared descriptors William Tu
2024-02-28 16:33 ` Stephen Hemminger [this message]
2024-02-29 5:26 ` William Tu
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