From: Stephen Hemminger <stephen@networkplumber.org>
To: Min Zhou <zhoumin@loongson.cn>
Cc: ferruh.yigit@amd.com, aman.deep.singh@intel.com, dev@dpdk.org
Subject: Re: [v2 1/1] app/testpmd: use RSS conf from software when configuring DCB
Date: Sun, 24 Nov 2024 10:04:44 -0800 [thread overview]
Message-ID: <20241124100444.3d6d111f@hermes.local> (raw)
In-Reply-To: <20241120093746.12387-1-zhoumin@loongson.cn>
On Wed, 20 Nov 2024 17:37:46 +0800
Min Zhou <zhoumin@loongson.cn> wrote:
> In the testpmd command, we have to stop the port firstly before configuring
> the DCB. However, some PMDs may execute a hardware reset during the port
> stop, such as ixgbe. Some kind of reset operations of PMD could clear the
> configurations of RSS in the hardware register. This would cause the loss
> of RSS configurations that were set during the testpmd initialization. As
> a result, I find that I cannot enable RSS and DCB at the same time in the
> testpmd command when using Intel 82599 NIC.
>
> The patch uses rss conf from software instead of reading from the hardware
> register when configuring DCB.
>
> Signed-off-by: Min Zhou <zhoumin@loongson.cn>
Applied to next-net
prev parent reply other threads:[~2024-11-24 18:13 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-04-12 9:52 [RFC] " Min Zhou
2023-04-27 8:33 ` zhoumin
2023-05-08 1:21 ` zhoumin
2023-06-06 18:09 ` Ferruh Yigit
2023-06-14 2:22 ` zhoumin
2024-10-09 22:30 ` Stephen Hemminger
2024-11-20 9:08 ` zhoumin
2024-11-20 9:37 ` [v2 1/1] " Min Zhou
2024-11-24 18:04 ` Stephen Hemminger [this message]
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