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Date: Wed, 7 Aug 2024 07:27:10 -0700
From: Jakub Kicinski <kuba@kernel.org>
To: Yonglong Liu <liuyonglong@huawei.com>
Cc: <netdev@vger.kernel.org>, <davem@davemloft.net>, <edumazet@google.com>,
 <pabeni@redhat.com>, <ilias.apalodimas@linaro.org>, Jesper Dangaard Brouer
 <hawk@kernel.org>, Alexander Duyck <alexander.duyck@gmail.com>, Yunsheng
 Lin <linyunsheng@huawei.com>
Subject: Re: [RFC net] net: make page pool stall netdev unregistration to
 avoid IOMMU crashes
Message-ID: <20240807072710.0e7934e1@kernel.org>
In-Reply-To: <e4b58020-4ff8-44bc-9779-54bc9e1bf593@huawei.com>
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	<e4b58020-4ff8-44bc-9779-54bc9e1bf593@huawei.com>
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On Wed, 7 Aug 2024 15:03:06 +0800 Yonglong Liu wrote:
> I tested this patch, have the same crash as I reported...

Which driver, this is only gonna work if the driver hooks the netdev 
to the page pool. Which is still rare for drivers lacking community
involvement.