From: Jakub Kicinski <kuba@kernel.org>
To: Meghana Malladi <m-malladi@ti.com>
Cc: <namcao@linutronix.de>, <john.fastabend@gmail.com>,
<hawk@kernel.org>, <daniel@iogearbox.net>, <ast@kernel.org>,
<pabeni@redhat.com>, <edumazet@google.com>, <davem@davemloft.net>,
<andrew+netdev@lunn.ch>, <bpf@vger.kernel.org>,
<linux-kernel@vger.kernel.org>, <netdev@vger.kernel.org>,
<linux-arm-kernel@lists.infradead.org>, <srk@ti.com>,
Vignesh Raghavendra <vigneshr@ti.com>,
Roger Quadros <rogerq@kernel.org>, <danishanwar@ti.com>
Subject: Re: [PATCH net] net: ti: icssg-prueth: Fix packet handling for XDP_TX
Date: Fri, 13 Jun 2025 18:09:13 -0700 [thread overview]
Message-ID: <20250613180913.5e164263@kernel.org> (raw)
In-Reply-To: <20250612094523.1615719-1-m-malladi@ti.com>
On Thu, 12 Jun 2025 15:15:23 +0530 Meghana Malladi wrote:
> While transmitting XDP frames for XDP_TX, page_pool is
> used to get the DMA buffers (already mapped to the pages)
> and need to be freed/reycled once the transmission is complete.
> This need not be explicitly done by the driver as this is handled
> more gracefully by the xdp driver while returning the xdp frame.
> __xdp_return() frees the XDP memory based on its memory type,
> under which page_pool memory is also handled. This change fixes
> the transmit queue timeout while running XDP_TX.
Makes sense, but since this is a fix it needs a Fixes tag.
Please add one and repost.
--
pw-bot: cr
prev parent reply other threads:[~2025-06-14 1:09 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-06-12 9:45 [PATCH net] net: ti: icssg-prueth: Fix packet handling for XDP_TX Meghana Malladi
2025-06-14 1:09 ` Jakub Kicinski [this message]
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