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Re: [PATCH v2 01/13] net: Add ETH_ZLEN define in eth.h
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From: |
Philippe Mathieu-Daudé |
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Subject: |
Re: [PATCH v2 01/13] net: Add ETH_ZLEN define in eth.h |
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Date: |
Mon, 15 Mar 2021 10:13:38 +0100 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.8.0 |
On 3/15/21 8:57 AM, Bin Meng wrote:
> Add a new macro ETH_ZLEN which represents the minimum size of an
> Ethernet frame without FCS.
>
> Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
> ---
>
> include/net/eth.h | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/include/net/eth.h b/include/net/eth.h
> index 0671be6916..7c825ecb2f 100644
> --- a/include/net/eth.h
> +++ b/include/net/eth.h
> @@ -31,6 +31,7 @@
>
> #define ETH_ALEN 6
> #define ETH_HLEN 14
> +#define ETH_ZLEN 60 /* Min. octets in frame sans FCS */
What means 'sans'?
Otherwise:
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
>
> struct eth_header {
> uint8_t h_dest[ETH_ALEN]; /* destination eth addr */
>
[PATCH v2 04/13] net: tap: Pad short frames to minimum size before send, Bin Meng, 2021/03/15
[PATCH v2 03/13] net: slirp: Pad short frames to minimum size before send, Bin Meng, 2021/03/15