Thread (4 messages) 4 messages, 4 authors, 10d ago

RE: [EXTERNAL] Re: [PATCH net-next v4] net: mana: Add Interrupt Moderation support

From: Haiyang Zhang <haiyangz@microsoft.com>
Date: 2026-06-29 21:23:14
Also in: linux-hyperv, linux-rdma, lkml

-----Original Message-----
From: Jakub Kicinski <kuba@kernel.org>
Sent: Monday, June 15, 2026 9:55 PM
To: Haiyang Zhang <redacted>
Cc: linux-hyperv@vger.kernel.org; netdev@vger.kernel.org; KY Srinivasan
[off-list ref]; Haiyang Zhang [off-list ref]; Wei Liu
[off-list ref]; Dexuan Cui [off-list ref]; Long Li
[off-list ref]; Andrew Lunn [off-list ref]; David S.
Miller [off-list ref]; Eric Dumazet [off-list ref]; Paolo
Abeni [off-list ref]; Konstantin Taranov [off-list ref];
Simon Horman [off-list ref]; Shradha Gupta
[off-list ref]; Erni Sri Satya Vennela
[off-list ref]; Dipayaan Roy
[off-list ref]; Aditya Garg
[off-list ref]; Breno Leitao [off-list ref]; linux-
kernel@vger.kernel.org; linux-rdma@vger.kernel.org; Paul Rosswurm
[off-list ref]
Subject: [EXTERNAL] Re: [PATCH net-next v4] net: mana: Add Interrupt
Moderation support

On Sat, 13 Jun 2026 13:57:54 -0700 Haiyang Zhang wrote:
quoted
Add Static and Dynamic Interrupt Moderation (DIM) support for
Rx and Tx.
Update queue creation procedure with new data struct with the related
settings.
Add functions to collect stat for DIM, and workers to update DIM data
and settings.
Update ethtool handler to get/set the moderation settings from a user.
To avoid detach/re-attach ops, ring DIM doorbell to change settings
at run time.
By default, adaptive-rx/tx (DIM) are enabled if supported by HW.
The merge window has started and we need to start working on our PRs.
This will need to be reposted after 7.2-rc1 is tagged, sorry
Sure I will repost it.

- Haiyang
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