Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752126Ab3FYXgR (ORCPT ); Tue, 25 Jun 2013 19:36:17 -0400 Received: from shards.monkeyblade.net ([149.20.54.216]:35063 "EHLO shards.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751211Ab3FYXgP (ORCPT ); Tue, 25 Jun 2013 19:36:15 -0400 Date: Tue, 25 Jun 2013 16:36:14 -0700 (PDT) Message-Id: <20130625.163614.1867701213174099145.davem@davemloft.net> To: eliezer.tamir@linux.intel.com Cc: linux-kernel@vger.kernel.org, netdev@vger.kernel.org, jesse.brandeburg@intel.com, donald.c.skidmore@intel.com, e1000-devel@lists.sourceforge.net, willemb@google.com, erdnetdev@gmail.com, bhutchings@solarflare.com, andi@firstfloor.org, hpa@zytor.com, eilong@broadcom.com, or.gerlitz@gmail.com, amirv@mellanox.com, alexr@mellanox.com, eliezer@tamir.org.il Subject: Re: [PATCH v4 net-next] net: poll/select low latency socket support From: David Miller In-Reply-To: <20130624072803.26134.41593.stgit@ladj378.jer.intel.com> References: <20130624072751.26134.78163.stgit@ladj378.jer.intel.com> <20130624072803.26134.41593.stgit@ladj378.jer.intel.com> X-Mailer: Mew version 6.5 on Emacs 24.1 / Mule 6.0 (HANACHIRUSATO) Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1050 Lines: 26 From: Eliezer Tamir Date: Mon, 24 Jun 2013 10:28:03 +0300 > select/poll busy-poll support. > > Split sysctl value into two separate ones, one for read and one for poll. > updated Documentation/sysctl/net.txt > > Add a new poll flag POLL_LL. When this flag is set, sock_poll will call > sk_poll_ll if possible. sock_poll sets this flag in its return value > to indicate to select/poll when a socket that can busy poll is found. > > When poll/select have nothing to report, call the low-level > sock_poll again until we are out of time or we find something. > > Once the system call finds something, it stops setting POLL_LL, so it can > return the result to the user ASAP. > > Signed-off-by: Eliezer Tamir Looks good, applied, thanks! -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/