From: Jakub Kicinski <kuba@kernel.org>
To: Lorenzo Bianconi <lorenzo@kernel.org>
Cc: Andrew Lunn <andrew+netdev@lunn.ch>,
"David S. Miller" <davem@davemloft.net>,
Eric Dumazet <edumazet@google.com>,
Paolo Abeni <pabeni@redhat.com>,
Xuegang Lu <xuegang.lu@airoha.com>,
Simon Horman <horms@kernel.org>,
linux-arm-kernel@lists.infradead.org,
linux-mediatek@lists.infradead.org, netdev@vger.kernel.org
Subject: Re: [PATCH net v3] net: airoha: Add dma_rmb() and READ_ONCE() in airoha_qdma_rx_process()
Date: Thu, 9 Apr 2026 20:35:38 -0700 [thread overview]
Message-ID: <20260409203538.35337631@kernel.org> (raw)
In-Reply-To: <20260407-airoha_qdma_rx_process-fix-reordering-v3-1-91c36e9da31f@kernel.org>
On Tue, 07 Apr 2026 08:48:04 +0200 Lorenzo Bianconi wrote:
> Add missing dma_rmb() in airoha_qdma_rx_process routine to make sure the
> DMA read operations are completed when the NIC reports the processing on
> the current descriptor is done. Moreover, add missing READ_ONCE() in
> airoha_qdma_rx_process() for DMA descriptor control fields in order to
> avoid any compiler reordering.
Sashiko seems to have more orthogonal complaints FWIW
next prev parent reply other threads:[~2026-04-10 3:35 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-04-07 6:48 [PATCH net v3] net: airoha: Add dma_rmb() and READ_ONCE() in airoha_qdma_rx_process() Lorenzo Bianconi
2026-04-10 3:35 ` Jakub Kicinski [this message]
2026-04-10 3:40 ` 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=20260409203538.35337631@kernel.org \
--to=kuba@kernel.org \
--cc=andrew+netdev@lunn.ch \
--cc=davem@davemloft.net \
--cc=edumazet@google.com \
--cc=horms@kernel.org \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=linux-mediatek@lists.infradead.org \
--cc=lorenzo@kernel.org \
--cc=netdev@vger.kernel.org \
--cc=pabeni@redhat.com \
--cc=xuegang.lu@airoha.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 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.