euler inclusion
category: bugfix
bugzilla: NA
CVE: NA

-------------------------------------------------

Ipvlan l2e mode will cache skbuff for local xmit in
ipvlan_xmit_mode_l2e. But when tso/gso is disabled,
this would result in performance loss.

So we should stop caching the skbuff when tso/gso is
disabled.
Signed-off-by: Nlinmiaohe <linmiaohe@huawei.com>
Reviewed-by: NWei Yongjun <weiyongjun1@huawei.com>
Signed-off-by: NZhang Xiaoxu <zhangxiaoxu5@huawei.com>
Signed-off-by: NKeefe Liu <liuqifa@huawei.com>
Reviewed-by: NWei Yongjun <weiyongjun1@huawei.com>
Signed-off-by: NYang Yingliang <yangyingliang@huawei.com>