From: Jakub Kicinski <kuba@kernel.org>
To: Dipayaan Roy <dipayanroy@linux.microsoft.com>
Cc: kys@microsoft.com, haiyangz@microsoft.com, wei.liu@kernel.org,
decui@microsoft.com, andrew+netdev@lunn.ch, davem@davemloft.net,
edumazet@google.com, pabeni@redhat.com, leon@kernel.org,
longli@microsoft.com, kotaranov@microsoft.com, horms@kernel.org,
shradhagupta@linux.microsoft.com, ssengar@linux.microsoft.com,
ernis@linux.microsoft.com, shirazsaleem@microsoft.com,
linux-hyperv@vger.kernel.org, netdev@vger.kernel.org,
linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org,
stephen@networkplumber.org, jacob.e.keller@intel.com,
leitao@debian.org, kees@kernel.org, john.fastabend@gmail.com,
hawk@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net,
ast@kernel.org, sdf@fomichev.me, dipayanroy@microsoft.com
Subject: Re: [PATCH net-next v6 0/2] net: mana: add ethtool private flag for full-page RX buffers
Date: Sun, 12 Apr 2026 12:59:17 -0700 [thread overview]
Message-ID: <20260412125917.4fa8fc8d@kernel.org> (raw)
In-Reply-To: <20260409183509.0b24dea6@kernel.org>
On Thu, 9 Apr 2026 18:35:09 -0700 Jakub Kicinski wrote:
> On Tue, 7 Apr 2026 12:59:17 -0700 Dipayaan Roy wrote:
> > This behavior is observed on a single platform; other platforms
> > perform better with page_pool fragments, indicating this is not a
> > page_pool issue but platform-specific.
>
> Well, someone has to run some experiments and confirm other ARM
> platforms are not impacted, with data. I was hoping to do it myself
> but doesn't look like that will happen in time for the merge window :(
Please repost with the perf analysis on other commercially available
ARM platform. Something like:
This is a workaround applicable to only some platforms. Modifying
driver X to use a similar workaround on [Ampere Max|nVidia
Grace|Amazon Graviton 3|..] the performance for split pages is
y% higher than when using single pages.
--
pw-bot: cr
next prev parent reply other threads:[~2026-04-12 19:59 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-04-07 19:59 [PATCH net-next v6 0/2] net: mana: add ethtool private flag for full-page RX buffers Dipayaan Roy
2026-04-07 19:59 ` [PATCH net-next v6 1/2] net: mana: refactor mana_get_strings() and mana_get_sset_count() to use switch Dipayaan Roy
2026-04-07 19:59 ` [PATCH net-next v6 2/2] net: mana: force full-page RX buffers via ethtool private flag Dipayaan Roy
2026-04-10 1:35 ` [PATCH net-next v6 0/2] net: mana: add ethtool private flag for full-page RX buffers Jakub Kicinski
2026-04-12 19:59 ` Jakub Kicinski [this message]
2026-04-14 16:00 ` Dipayaan Roy
2026-04-16 15:31 ` Jakub Kicinski
2026-04-23 12:48 ` Dipayaan Roy
2026-04-23 16:33 ` Jakub Kicinski
2026-04-24 16:24 ` David Wei
2026-04-24 20:05 ` David Wei
2026-04-25 8:05 ` Dipayaan Roy
2026-04-27 16:01 ` David Wei
2026-04-27 20:17 ` Jakub Kicinski
2026-05-06 16:52 ` Dipayaan Roy
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=20260412125917.4fa8fc8d@kernel.org \
--to=kuba@kernel.org \
--cc=andrew+netdev@lunn.ch \
--cc=ast@kernel.org \
--cc=bpf@vger.kernel.org \
--cc=daniel@iogearbox.net \
--cc=davem@davemloft.net \
--cc=decui@microsoft.com \
--cc=dipayanroy@linux.microsoft.com \
--cc=dipayanroy@microsoft.com \
--cc=edumazet@google.com \
--cc=ernis@linux.microsoft.com \
--cc=haiyangz@microsoft.com \
--cc=hawk@kernel.org \
--cc=horms@kernel.org \
--cc=jacob.e.keller@intel.com \
--cc=john.fastabend@gmail.com \
--cc=kees@kernel.org \
--cc=kotaranov@microsoft.com \
--cc=kys@microsoft.com \
--cc=leitao@debian.org \
--cc=leon@kernel.org \
--cc=linux-hyperv@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-rdma@vger.kernel.org \
--cc=longli@microsoft.com \
--cc=netdev@vger.kernel.org \
--cc=pabeni@redhat.com \
--cc=sdf@fomichev.me \
--cc=shirazsaleem@microsoft.com \
--cc=shradhagupta@linux.microsoft.com \
--cc=ssengar@linux.microsoft.com \
--cc=stephen@networkplumber.org \
--cc=wei.liu@kernel.org \
/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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.