[U-Boot] [PATCH 2/2] net: increase maximum frame size to accomediate VLAN packets
Stefan Agner
stefan at agner.ch
Thu Apr 14 01:41:28 CEST 2016
Hi Tom,
Sorry, I accidentally didn't add the v2 in the Subject...
On 2016-04-13 16:38, Stefan Agner wrote:
...
> /*
> - * Maximum packet size; used to allocate packet storage.
> - * TFTP packets can be 524 bytes + IP header + ethernet header.
> - * Lets be conservative, and go for 38 * 16. (Must also be
> - * a multiple of 32 bytes).
> - */
> -/*
> - * AS.HARNOIS : Better to set PKTSIZE to maximum size because
> - * traffic type is not always controlled
> - * maximum packet size = 1518
> + * Maximum packet size; used to allocate packet storage. Use
> + * the maxium Ethernet frame size as specified by the Ethernet
> + * standard including the 802.1Q tag (VLAN tagging).
> + * maximum packet size = 1522
> * maximum packet size and multiple of 32 bytes = 1536
> */
> -#define PKTSIZE 1518
> +#define PKTSIZE 1522
> #define PKTSIZE_ALIGN 1536
> -/*#define PKTSIZE 608*/
I rewrote the whole comment, as I felt it does not make sense to keep
history in the source file. Hope this is ok for you.
--
Stefan
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