From mboxrd@z Thu Jan 1 00:00:00 1970 From: Eric Dumazet Subject: Re: [PATCH v6 net-next 3/5] tcp: add TCP support for low latency receive poll. Date: Wed, 29 May 2013 06:38:34 -0700 Message-ID: <1369834714.5109.16.camel@edumazet-glaptop> References: <20130529063916.27486.3841.stgit@ladj378.jer.intel.com> <20130529063945.27486.61442.stgit@ladj378.jer.intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Cc: Willem de Bruijn , Don, Or Gerlitz , e1000-devel@lists.sourceforge.net, netdev@vger.kernel.org, HPA , Jesse Brandeburg , Alex Rosenbaum , linux-kernel@vger.kernel.org, Eliezer Tamir , Andi Kleen , Eilon Greenstien , David Miller To: Eliezer Tamir Return-path: In-Reply-To: <20130529063945.27486.61442.stgit@ladj378.jer.intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: e1000-devel-bounces@lists.sourceforge.net List-Id: netdev.vger.kernel.org On Wed, 2013-05-29 at 09:39 +0300, Eliezer Tamir wrote: > Adds busy-poll support for TCP. > Copy the napi_id from an incomming skb to the sk in tcp_v[46]_rcv(). > when there is no data in the socket we busy-poll in tcp_recvmsg(). > This is a good example of how to add busy-poll support to new protocols. > > Signed-off-by: Alexander Duyck > Signed-off-by: Jesse Brandeburg > Tested-by: Willem de Bruijn > Signed-off-by: Eliezer Tamir > --- > > net/ipv4/tcp.c | 5 +++++ > net/ipv4/tcp_ipv4.c | 2 ++ > net/ipv6/tcp_ipv6.c | 2 ++ > 3 files changed, 9 insertions(+), 0 deletions(-) Acked-by: Eric Dumazet ------------------------------------------------------------------------------ Introducing AppDynamics Lite, a free troubleshooting tool for Java/.NET Get 100% visibility into your production application - at no cost. Code-level diagnostics for performance bottlenecks with <2% overhead Download for free and get started troubleshooting in minutes. http://p.sf.net/sfu/appdyn_d2d_ap1 _______________________________________________ E1000-devel mailing list E1000-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/e1000-devel To learn more about Intel® Ethernet, visit http://communities.intel.com/community/wired