From mboxrd@z Thu Jan 1 00:00:00 1970 From: "H. Peter Anvin" Subject: Re: [RFC PATCH 1/5] net: implement support for low latency socket polling Date: Tue, 05 Mar 2013 12:03:02 -0800 Message-ID: <51364F76.4060107@zytor.com> References: <20130227175549.10611.82188.stgit@gitlad.jf.intel.com> <20130227175555.10611.42794.stgit@gitlad.jf.intel.com> <1362501781.2791.19.camel@bwh-desktop.uk.solarflarecom.com> <20130305.145524.1486936679665458305.davem@davemloft.net> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Cc: eliezer.tamir@linux.jf.intel.com, willemb@google.com, e1000-devel@lists.sourceforge.net, netdev@vger.kernel.org, jesse.brandeburg@intel.com, linux-kernel@vger.kernel.org, andi@firstfloor.org, bhutchings@solarflare.com, eliezer@tamir.org.il To: David Miller Return-path: In-Reply-To: <20130305.145524.1486936679665458305.davem@davemloft.net> 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 03/05/2013 11:55 AM, David Miller wrote: > From: Ben Hutchings > Date: Tue, 5 Mar 2013 16:43:01 +0000 > >> In general it appears to require a run-time check. You might need to >> augment . > > On the other hand, unlike get_cycles, sched_clock() is always available. > On the gripping hand, we need to know when it uses something like jiffies, in which case we probably need to disable the whole interface. -hpa ------------------------------------------------------------------------------ Everyone hates slow websites. So do we. Make your web apps faster with AppDynamics Download AppDynamics Lite for free today: http://p.sf.net/sfu/appdyn_d2d_feb _______________________________________________ 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