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From: Jakub Kicinski <kuba@kernel.org>
To: Mina Almasry <almasrymina@google.com>
Cc: Jason Gunthorpe <jgg@ziepe.ca>,
	Robin Murphy <robin.murphy@arm.com>,
	Yunsheng Lin <linyunsheng@huawei.com>,
	Somnath Kotur <somnath.kotur@broadcom.com>,
	Jesper Dangaard Brouer <hawk@kernel.org>,
	Yonglong Liu <liuyonglong@huawei.com>,
	"David S. Miller" <davem@davemloft.net>,
	pabeni@redhat.com, ilias.apalodimas@linaro.org,
	netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
	Alexander Duyck <alexander.duyck@gmail.com>,
	Alexei Starovoitov <ast@kernel.org>,
	"shenjian (K)" <shenjian15@huawei.com>,
	Salil Mehta <salil.mehta@huawei.com>,
	joro@8bytes.org, will@kernel.org, iommu@lists.linux.dev
Subject: Re: [BUG REPORT]net: page_pool: kernel crash at iommu_get_dma_domain+0xc/0x20
Date: Tue, 20 Aug 2024 07:43:40 -0700	[thread overview]
Message-ID: <20240820074340.6de9282d@kernel.org> (raw)
In-Reply-To: <CAHS8izP-MWSFJi8zMW2P144-5p+KyWwNT2+UXBwSf=ocseQycQ@mail.gmail.com>

On Tue, 20 Aug 2024 09:22:39 -0400 Mina Almasry wrote:
> Is it for some reason not feasible for the page_pool to release the
> pages on driver unload and destroy itself, rather than have to stick
> around until all pending pages have been returned from the net stack?

Normal page pool does not track all the pages it allocates.

  reply	other threads:[~2024-08-20 14:43 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <0e54954b-0880-4ebc-8ef0-13b3ac0a6838@huawei.com>
2024-07-30 13:08 ` [BUG REPORT]net: page_pool: kernel crash at iommu_get_dma_domain+0xc/0x20 Yonglong Liu
2024-07-30 17:21   ` Jesper Dangaard Brouer
2024-07-31  8:42     ` Somnath Kotur
2024-07-31 11:32       ` Yonglong Liu
2024-08-02  2:06         ` Yonglong Liu
2024-08-06  9:51           ` Jesper Dangaard Brouer
2024-08-06 14:23             ` Robin Murphy
2024-08-05 12:19       ` Yunsheng Lin
2024-08-05 12:53         ` Robin Murphy
2024-08-06 11:54           ` Yunsheng Lin
2024-08-06 12:50             ` Robin Murphy
2024-08-06 13:50               ` Jason Gunthorpe
2024-08-20 13:22                 ` Mina Almasry
2024-08-20 14:43                   ` Jakub Kicinski [this message]
2024-08-20  7:18               ` Yonglong Liu
2024-08-20 10:05                 ` Robin Murphy
2024-08-06 13:35         ` Niklas Schnelle
2024-08-13 18:49           ` Matthew Rosato
2024-08-02 16:38   ` Alexander Duyck
2024-08-05 12:50     ` Yunsheng Lin
2024-08-06  0:39       ` Alexander Duyck

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