Thread (15 messages) flat view 15 messages, 3 authors, 2023-02-13

Re: [net-next Patch V4 0/4] octeontx2-pf: HTB offload support

From: Hariprasad Kelam <hidden>
Date: 2023-02-13 06:22:29
Also in: bpf, linux-rdma, lkml

On Fri, 10 Feb 2023 16:40:47 +0530 Hariprasad Kelam wrote:
quoted
octeontx2 silicon and CN10K transmit interface consists of five
transmit levels starting from MDQ, TL4 to TL1. Once packets are
submitted to MDQ, hardware picks all active MDQs using strict
priority, and MDQs having the same priority level are chosen using
round robin. Each packet will traverse MDQ, TL4 to TL1 levels.
Each level contains an array of queues to support scheduling and
shaping.

As HTB supports classful queuing mechanism by supporting rate and ceil
and allow the user to control the absolute bandwidth to particular
classes of traffic the same can be achieved by configuring shapers and
schedulers on different transmit levels.
Please provide or link to some user-facing documentation under
Documentation/networking/device_drivers/ethernet/marvell/octeon...
ACK, will add in next version.
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