Le mercredi 02 mars 2011 à 11:09 +0800, Herbert Xu a écrit :

On Wed, Mar 02, 2011 at 03:56:38AM +0100, Eric Dumazet wrote:

quoted

Anyway, the SYN-ACK is generated by softirq, not really user choice.
CPU depends if NIC is RX multiqueue or RPS is setup.

Which is exactly what we want.  The RX queue selection should
determine the TX cpu.

This is working today with RFS/XPS. Or it should, indirectly.

OOO problem is handled as well.