linux-kernel - Re: [RFC]Page pool buffers stuck in App's socket queue

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Message-ID: <20250618064229.GA824830@maili.marvell.com>
Date: Wed, 18 Jun 2025 12:12:29 +0530
From: Ratheesh Kannoth <rkannoth@...vell.com>
To: Lorenzo Bianconi <lorenzo.bianconi@...hat.com>
CC: <netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <davem@...emloft.net>, <edumazet@...gle.com>, <kuba@...nel.org>,
        <pabeni@...hat.com>, <linyunsheng@...wei.com>
Subject: Re: [RFC]Page pool buffers stuck in App's socket queue

On 2025-06-18 at 03:26:53, Lorenzo Bianconi (lorenzo.bianconi@...hat.com) wrote:
>
> Hi,
>
> this problem recall me an issue I had in the past with page_pool
> and TCP traffic destroying the pool (not sure if it is still valid):
>
> https://lore.kernel.org/netdev/ZD2HjZZSOjtsnQaf@lore-desk/
>
> Do you have ongoing TCP flows?
No. it is just ping running. If we kill the ping process, Page pool prints stops.