linux-kernel - Re: [PATCH net-next v9 5/6] page_pool: update document about frag API

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Date:   Thu, 21 Sep 2023 10:02:17 +0900
From:   Dima Tisnek <dimaqq@...il.com>
To:     Yunsheng Lin <linyunsheng@...wei.com>
Cc:     davem@...emloft.net, kuba@...nel.org, pabeni@...hat.com,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        Lorenzo Bianconi <lorenzo@...nel.org>,
        Alexander Duyck <alexander.duyck@...il.com>,
        Liang Chen <liangchen.linux@...il.com>,
        Alexander Lobakin <aleksander.lobakin@...el.com>,
        Jesper Dangaard Brouer <hawk@...nel.org>,
        Ilias Apalodimas <ilias.apalodimas@...aro.org>,
        Eric Dumazet <edumazet@...gle.com>,
        Jonathan Corbet <corbet@....net>,
        Alexei Starovoitov <ast@...nel.org>,
        Daniel Borkmann <daniel@...earbox.net>,
        John Fastabend <john.fastabend@...il.com>,
        linux-doc@...r.kernel.org, bpf@...r.kernel.org
Subject: Re: [PATCH net-next v9 5/6] page_pool: update document about frag API

Minor comment on natural language:

On Wed, Sep 20, 2023 at 9:04 PM Yunsheng Lin <linyunsheng@...wei.com> wrote:
>
> As more drivers begin to use the frag API, update the
> document about how to decide which API to use for the
> driver author.

the fragment API

> +/**
> + * page_pool_dev_alloc_frag() - allocate a page frag.

allocate a page fragment.

the precedent is set in
https://www.kernel.org/doc/html/v5.0/vm/page_frags.html
foo_frag is used in C code, and foo fragment in English docs.