Messages in this thread | | | Subject | Re: [PATCH v10 net-next 3/6] udp: add low latency socket poll support | From | Eric Dumazet <> | Date | Mon, 10 Jun 2013 07:31:08 -0700 |
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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>
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