On Thu, Oct 25, 2012 at 11:14:38AM -0700, Pravin B Shelar wrote: > v1-v2: > - Fixed capwap fragment case. > - simplified tnl_send. > --8<--------------------------cut here-------------------------->8-- > > Tunnel caching was added to reduce CPU utilization on TX path > by caching packet header, So performance gain is directly proportional > to number of skbs transferred. But with help of offloads skb are getting > larger. So there are less number of skbs. Therefore header caching does > not shows similar gains we seen in past. And now kernel 3.6 has removed > dst caching from networking which makes header caching even more tricky. > So this commit removes header caching from OVS tunnelling. > > Signed-off-by: Pravin B Shelar <pshe...@nicira.com>
Is there any benefit in adding a comment to tunnel.h remarking that the bit 1<<6 is reserved because it was previously used? (Maybe not, if we're deleting this interface entirely in another version.) _______________________________________________ dev mailing list dev@openvswitch.org http://openvswitch.org/mailman/listinfo/dev
