On 19 February 2016 at 10:44, Joe Stringer <j...@ovn.org> wrote:
> Currently, even if the entire path supports jumbo frames, the STT netdev
> limits the path MTU to 1500 bytes, and cannot be configured otherwise.
> Relax the constraints on modifying the device MTU, and set it to the
> maximum by default.
>
> Signed-off-by: Joe Stringer <j...@ovn.org>
> ---
> v2: Use dev->hard_header_len.
> Follow upstream style.
> Fix device registration leak on change_mtu failure.
I neglected to actually add this fragment into the commit, incremental:
diff --git a/datapath/linux/compat/stt.c b/datapath/linux/compat/stt.c
index 34efc4f56468..5b6857717091 100644
--- a/datapath/linux/compat/stt.c
+++ b/datapath/linux/compat/stt.c
@@ -1691,7 +1691,7 @@ static int __stt_change_mtu(struct net_device
*dev, int new_mtu, bool strict)
if (new_mtu < 68)
return -EINVAL;
- if (new_mtu < 68) {
+ if (new_mtu > max_mtu) {
if (strict)
return -EINVAL;
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