From: Simon Horman <horms@kernel.org>
To: Hariprasad Kelam <hkelam@marvell.com>
Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
Sunil Goutham <sgoutham@marvell.com>,
Geetha sowjanya <gakula@marvell.com>,
Subbaraya Sundeep <sbhatta@marvell.com>,
Bharat Bhushan <bbhushan2@marvell.com>,
Andrew Lunn <andrew+netdev@lunn.ch>,
"David S. Miller" <davem@davemloft.net>,
Eric Dumazet <edumazet@google.com>,
Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>
Subject: Re: [net] Octeontx2-pf: Fix Backpresure configuration
Date: Tue, 17 Jun 2025 12:27:50 +0100 [thread overview]
Message-ID: <20250617112750.GG5000@horms.kernel.org> (raw)
In-Reply-To: <20250617063403.3582210-1-hkelam@marvell.com>
On Tue, Jun 17, 2025 at 12:04:02PM +0530, Hariprasad Kelam wrote:
> NIX block can receive packets from multiple links such as
> MAC (RPM), LBK and CPT.
>
> -----------------
> RPM --| NIX |
> -----------------
> |
> |
> LBK
>
> Each link supports multiple channels for example RPM link supports
> 16 channels. In case of link oversubsribe, NIX will assert backpressure
> on receive channels.
>
> The previous patch considered a single channel per link, resulting in
> backpressure not being enabled on the remaining channels
>
> Fixes: a7ef63dbd588 ("octeontx2-af: Disable backpressure between CPT and NIX")
> Signed-off-by: Hariprasad Kelam <hkelam@marvell.com>
Reviewed-by: Simon Horman <horms@kernel.org>
next prev parent reply other threads:[~2025-06-17 11:27 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-06-17 6:34 [net] Octeontx2-pf: Fix Backpresure configuration Hariprasad Kelam
2025-06-17 11:27 ` Simon Horman [this message]
2025-06-18 21:30 ` patchwork-bot+netdevbpf
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20250617112750.GG5000@horms.kernel.org \
--to=horms@kernel.org \
--cc=andrew+netdev@lunn.ch \
--cc=bbhushan2@marvell.com \
--cc=davem@davemloft.net \
--cc=edumazet@google.com \
--cc=gakula@marvell.com \
--cc=hkelam@marvell.com \
--cc=kuba@kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=netdev@vger.kernel.org \
--cc=pabeni@redhat.com \
--cc=sbhatta@marvell.com \
--cc=sgoutham@marvell.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).