Re: [PATCH 1/2] vxlan: Add needed_headroom for lower device

2020-11-30 Thread Jakub Kicinski
On Thu, 26 Nov 2020 13:52:46 +0100 Sven Eckelmann wrote: > It was observed that sending data via batadv over vxlan (on top of > wireguard) reduced the performance massively compared to raw ethernet or > batadv on raw ethernet. A check of perf data showed that the > vxlan_build_skb was calling all

Re: [PATCH 1/2] vxlan: Add needed_headroom for lower device

2020-11-26 Thread Annika Wickert
Tested-by: Annika Wickert On 26.11.20, 13:53, "Sven Eckelmann" wrote: It was observed that sending data via batadv over vxlan (on top of wireguard) reduced the performance massively compared to raw ethernet or batadv on raw ethernet. A check of perf data showed that the

[PATCH 1/2] vxlan: Add needed_headroom for lower device

2020-11-26 Thread Sven Eckelmann
It was observed that sending data via batadv over vxlan (on top of wireguard) reduced the performance massively compared to raw ethernet or batadv on raw ethernet. A check of perf data showed that the vxlan_build_skb was calling all the time pskb_expand_head to allocate enough headroom for: