netdev - Re: [PATCH RFC net-next 04/19] net: dsa: tag_ar9331: split out common tag accessors

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Message-ID: <20191230171859.GD13569@lunn.ch>
Date:   Mon, 30 Dec 2019 18:18:59 +0100
From:   Andrew Lunn <andrew@...n.ch>
To:     Alexander Lobakin <alobakin@...nk.ru>
Cc:     "David S. Miller" <davem@...emloft.net>,
        Edward Cree <ecree@...arflare.com>,
        Vivien Didelot <vivien.didelot@...il.com>,
        Florian Fainelli <f.fainelli@...il.com>,
        Hauke Mehrtens <hauke@...ke-m.de>,
        Sean Wang <sean.wang@...iatek.com>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Jiri Pirko <jiri@...lanox.com>,
        Eric Dumazet <edumazet@...gle.com>,
        Paolo Abeni <pabeni@...hat.com>,
        Jakub Kicinski <jakub.kicinski@...ronome.com>,
        Taehee Yoo <ap420073@...il.com>,
        Stephen Hemminger <stephen@...workplumber.org>,
        Stanislav Fomichev <sdf@...gle.com>,
        Daniel Borkmann <daniel@...earbox.net>,
        Song Liu <songliubraving@...com>,
        Matteo Croce <mcroce@...hat.com>,
        Jakub Sitnicki <jakub@...udflare.com>,
        Paul Blakey <paulb@...lanox.com>,
        Yoshiki Komachi <komachi.yoshiki@...il.com>,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org
Subject: Re: [PATCH RFC net-next 04/19] net: dsa: tag_ar9331: split out
 common tag accessors

On Mon, Dec 30, 2019 at 05:30:12PM +0300, Alexander Lobakin wrote:
> They will be reused in upcoming GRO callbacks.
> (Almost) no functional changes except less informative error string.
> 
> Signed-off-by: Alexander Lobakin <alobakin@...nk.ru>
> ---
>  net/dsa/tag_ar9331.c | 46 +++++++++++++++++++++++++++-----------------
>  1 file changed, 28 insertions(+), 18 deletions(-)
> 
> diff --git a/net/dsa/tag_ar9331.c b/net/dsa/tag_ar9331.c
> index 399ca21ec03b..c22c1b515e02 100644
> --- a/net/dsa/tag_ar9331.c
> +++ b/net/dsa/tag_ar9331.c
> @@ -24,6 +24,25 @@
>  #define AR9331_HDR_RESERVED_MASK	GENMASK(5, 4)
>  #define AR9331_HDR_PORT_NUM_MASK	GENMASK(3, 0)
>  
> +static inline bool ar9331_tag_sanity_check(const u8 *data)

Hi Alexander

Please don't use inline in C files. Leave it to the compiler to
decide.

	Thanks
		Andrew