Re: [PATCH] net: Increase L2TPv3 buffer to fit jumboframes

[Jason Wang]

On Sat, Dec 31, 2022 at 4:27 AM Christian Svensson <blue@cmd.nu> wrote:
>
> Increase the allocated buffer size to fit larger packets.
> Given that jumboframes can commonly be up to 9000 bytes the closest suitable
> value seems to be 16 KiB.
>
> Tested by running qemu towards a Linux L2TPv3 endpoint and pushing
> jumboframe traffic through the interfaces.
>
> Signed-off-by: Christian Svensson <blue@cmd.nu>

Queued.

Thanks

> ---
>  net/l2tpv3.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/net/l2tpv3.c b/net/l2tpv3.c
> index 5852e42738..3d5c6d11d3 100644
> --- a/net/l2tpv3.c
> +++ b/net/l2tpv3.c
> @@ -42,7 +42,7 @@
>   */
>
>  #define BUFFER_ALIGN sysconf(_SC_PAGESIZE)
> -#define BUFFER_SIZE 2048
> +#define BUFFER_SIZE 16384
>  #define IOVSIZE 2
>  #define MAX_L2TPV3_MSGCNT 64
>  #define MAX_L2TPV3_IOVCNT (MAX_L2TPV3_MSGCNT * IOVSIZE)
> --
> 2.36.2
>