Thread (5 messages) read the whole thread 5 messages, 3 authors, 2016-10-26

Re: [PATCH] batman-adv: Revert "use core MTU range checking in misc drivers"

From: Jarod Wilson <hidden>
Date: 2016-10-24 01:48:31
Also in: batman, lkml

On Sun, Oct 23, 2016 at 09:17:50AM +0200, Sven Eckelmann wrote:
On Samstag, 22. Oktober 2016 21:08:26 CEST Jarod Wilson wrote:
[...]
quoted
You're going to
need more than just this revert though, since batman-adv calls
ether_setup, which will set min_mtu = 68, max_mtu = 1500, unless
batadv_hardif_min_mtu() always returns something 1500 or less.
It does only returns 1500 or less at the moment.

    return min_t(int, min_mtu - batadv_max_header_len(), ETH_DATA_LEN);
quoted
Actually,
looking at that, you could omit the mtu < 68 bit from
batadv_interface_change_mtu() too, since that'll already get done in the
core, but I have no clue what you need for max_mtu.
I would like to get this revert through net-next.git before anything else.
Looks like that should work fine then.

-- 
Jarod Wilson
jarod@redhat.com
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