Messages in this thread | | | From | Willem de Bruijn <> | Date | Mon, 10 Jun 2013 12:38:20 -0400 | Subject | Re: [PATCH v10 net-next 3/6] udp: add low latency socket poll support |
| |
On Mon, Jun 10, 2013 at 10:31 AM, Eric Dumazet <eric.dumazet@gmail.com> wrote: > On Mon, 2013-06-10 at 11:40 +0300, Eliezer Tamir wrote: >> Add upport for busy-polling on UDP sockets. >> In __udp[46]_lib_rcv add a call to sk_mark_ll() to copy the napi_id >> from the skb into the sk. >> This is done at the earliest possible moment, right after we identify >> which socket this skb is for. >> In __skb_recv_datagram When there is no data and the user >> tries to read we busy poll. >> >> Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com> >> Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com> >> Signed-off-by: Eliezer Tamir <eliezer.tamir@linux.intel.com> >> --- >> >> net/core/datagram.c | 4 ++++ >> net/ipv4/udp.c | 6 +++++- >> net/ipv6/udp.c | 6 +++++- >> 3 files changed, 14 insertions(+), 2 deletions(-) > > Acked-by: Eric Dumazet <edumazet@google.com> >
Tested-by: Willem de Bruijn <willemb@google.com>
(per Eliezer's request)
| |