netdev - Re: [PATCH net-next v11 0/6] introduce page_pool

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Message-ID: <20231016182725.6aa5544f@kernel.org>
Date: Mon, 16 Oct 2023 18:27:25 -0700
From: Jakub Kicinski <kuba@...nel.org>
To: Yunsheng Lin <linyunsheng@...wei.com>
Cc: <davem@...emloft.net>, <pabeni@...hat.com>, <netdev@...r.kernel.org>,
 <linux-kernel@...r.kernel.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>, <bpf@...r.kernel.org>,
 <linux-arm-kernel@...ts.infradead.org>,
 <linux-mediatek@...ts.infradead.org>
Subject: Re: [PATCH net-next v11 0/6] introduce page_pool_alloc() related
 API

On Fri, 13 Oct 2023 14:48:20 +0800 Yunsheng Lin wrote:
> v5 RFC: Add a new page_pool_cache_alloc() API, and other minor
>         change as discussed in v4. As there seems to be three
>         comsumers that might be made use of the new API, so
>         repost it as RFC and CC the relevant authors to see
>         if the new API fits their need.

I have looked thru the v4 discussion (admittedly it was pretty huge).
I can't find where the "cache" API was suggested.
And I can't figure out now what the "cache" in the name is referring to.
Looks like these are just convenience wrappers which return VA instead
of struct page..