linux-kernel - Re: [PATCH net-next 1/5] skbuff: rename fields of struct napi_alloc

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Date:   Mon, 11 Jan 2021 21:03:57 +0000
From:   Alexander Lobakin <alobakin@...me>
To:     Jonathan Lemon <jonathan.lemon@...il.com>
Cc:     Alexander Lobakin <alobakin@...me>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Eric Dumazet <edumazet@...gle.com>,
        Edward Cree <ecree@...arflare.com>,
        Willem de Bruijn <willemb@...gle.com>,
        Miaohe Lin <linmiaohe@...wei.com>,
        Steffen Klassert <steffen.klassert@...unet.com>,
        Guillaume Nault <gnault@...hat.com>,
        Yadu Kishore <kyk.segfault@...il.com>,
        Al Viro <viro@...iv.linux.org.uk>, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH net-next 1/5] skbuff: rename fields of struct napi_alloc_cache to be more intuitive

From: Jonathan Lemon <jonathan.lemon@...il.com>
Date: Mon, 11 Jan 2021 10:49:45 -0800

> On Mon, Jan 11, 2021 at 06:28:21PM +0000, Alexander Lobakin wrote:
>> skb_cache and skb_count fields are used to store skbuff_heads queued
>> for freeing to flush them by bulks, and aren't related to allocation
>> path. Give them more obvious names to improve code understanding and
>> allow to expand this struct with more allocation-related elements.
>
> I don't think prefixing these with flush_ is the correct approach;
> flush is just an operation on the structure, not a property of the
> structure itself.  It especially becomes confusing in the later
> patches when the cache is used on the allocation path.

Agree, but didn't come up with anything more fitting. Any suggestions
maybe?

> --
> Jonathan

Thanks,
Al