From: Eric Dumazet <[email protected]> Date: Sat, 04 Feb 2017 07:49:21 -0800
> From: Eric Dumazet <[email protected]> > > Since commit 364b6055738b ("net: busy-poll: return busypolling status to > drivers"), napi_complete_done() returns a boolean that can be used > by drivers to conditionally rearm interrupts. > > This patch changes virtio_net to use this boolean to avoid a bit of > overhead for busy-poll users. > > Jason reports about 1.1% improvement for 1 byte TCP_RR (burst 100). > > Signed-off-by: Eric Dumazet <[email protected]> > Acked-by: Jason Wang <[email protected]> Applied.
