Re: [PATCH V6,net-next] net: mana: Add page pool for RX buffers

From: Jesper Dangaard Brouer
Date: Mon Aug 07 2023 - 04:35:17 EST




On 04/08/2023 22.33, Haiyang Zhang wrote:
Add page pool for RX buffers for faster buffer cycle and reduce CPU
usage.

The standard page pool API is used.

With iperf and 128 threads test, this patch improved the throughput
by 12-15%, and decreased the IRQ associated CPU's usage from 99-100% to
10-50%.

Signed-off-by: Haiyang Zhang<haiyangz@xxxxxxxxxxxxx>
Reviewed-by: Jesse Brandeburg<jesse.brandeburg@xxxxxxxxx>

For the record I want to provide my ACK as page_pool maintainer:

Acked-by: Jesper Dangaard Brouer <hawk@xxxxxxxxxx>

As patch was applied Sunday, my ACK will not reach the git tree
https://git.kernel.org/netdev/net-next/c/b1d13f7a3b53

--Jesper