linux-kernel - Re: [RFC PATCH 02/12] net: infrastructure for hardware time stamping

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Message-Id: <E1LCLNV-0001EW-CN@gondolin.me.apana.org.au>
Date:	Tue, 16 Dec 2008 08:53:25 +1100
From:	Herbert Xu <herbert@...dor.apana.org.au>
To:	patrick.ohly@...el.com (Patrick Ohly)
Cc:	linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
	davem@...emloft.net, johnstul@...ibm.com,
	linux-api@...r.kernel.org, patrick.ohly@...el.com
Subject: Re: [RFC PATCH 02/12] net: infrastructure for hardware time stamping

Patrick Ohly <patrick.ohly@...el.com> wrote:
> @@ -305,6 +406,8 @@ struct sk_buff {
>                                ipvs_property:1,
>                                peeked:1,
>                                nf_trace:1;
> +       /* not all of the bits in optional are used */
> +       __u8                    optional;
>        __be16                  protocol;

You do reliase that this is going to grow the sk_buff by at least
4 bytes and not 1?

Cheers,
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