linux-kernel - Re: [PATCH net-next v9 0/4] fix the DMA API misuse problem for page

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Message-ID: <Z6zuLJU7o_gRsQRu@casper.infradead.org>
Date: Wed, 12 Feb 2025 18:53:32 +0000
From: Matthew Wilcox <willy@...radead.org>
To: Yunsheng Lin <linyunsheng@...wei.com>
Cc: davem@...emloft.net, kuba@...nel.org, pabeni@...hat.com,
	zhangkun09@...wei.com, liuyonglong@...wei.com,
	fanghaiqing@...wei.com,
	Alexander Lobakin <aleksander.lobakin@...el.com>,
	Robin Murphy <robin.murphy@....com>,
	Alexander Duyck <alexander.duyck@...il.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	IOMMU <iommu@...ts.linux.dev>, MM <linux-mm@...ck.org>,
	Alexei Starovoitov <ast@...nel.org>,
	Daniel Borkmann <daniel@...earbox.net>,
	Jesper Dangaard Brouer <hawk@...nel.org>,
	John Fastabend <john.fastabend@...il.com>,
	Matthias Brugger <matthias.bgg@...il.com>,
	AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>,
	netdev@...r.kernel.org, intel-wired-lan@...ts.osuosl.org,
	bpf@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	linux-mediatek@...ts.infradead.org
Subject: Re: [PATCH net-next v9 0/4] fix the DMA API misuse problem for
 page_pool

On Wed, Feb 12, 2025 at 05:25:47PM +0800, Yunsheng Lin wrote:
> This patchset fix the dma API misuse problem as mentioned in [1].
> 
> 1. https://lore.kernel.org/lkml/8067f204-1380-4d37-8ffd-007fc6f26738@kernel.org/T/

That's a very long and complicated thread.  I gave up.  You need to
provide a proper description of the problem.