From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?ISO-8859-1?Q?D=E2niel?= Fraga Subject: Re: [PATCH] tcp FRTO: in-order-only "TCP proxy" fragility workaround (fwd) Date: Thu, 2 Oct 2008 08:17:01 -0300 Message-ID: <48e4adb8.0807c00a.62b8.ffff87d6@mx.google.com> References: <48e3a4e5.0d1d640a.4cd3.06e9@mx.google.com> <48e3e835.0906c00a.2cd1.2fd1@mx.google.com> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 8bit Cc: Ilpo =?ISO-8859-1?Q?J=E4rvinen?= , David Miller , Netdev To: Thomas Gleixner Return-path: Received: from mail-gx0-f16.google.com ([209.85.217.16]:39778 "EHLO mail-gx0-f16.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753402AbYJBLRO (ORCPT ); Thu, 2 Oct 2008 07:17:14 -0400 Received: by gxk9 with SMTP id 9so1218998gxk.13 for ; Thu, 02 Oct 2008 04:17:13 -0700 (PDT) In-Reply-To: Sender: netdev-owner@vger.kernel.org List-ID: On Thu, 2 Oct 2008 12:42:44 +0200 (CEST) Thomas Gleixner wrote: > echo sym-verbose > /debug/tracing/iter_ctrl Ok, this one I changed to: echo verbose > /debug/tracing/iter_ctrl ;) since there's no sym-verbose. > Find below a patch which disables the tracer when the listen overflow > is detected. It could occassionally be hit in a legimate case as well, > but we did not come up with any better idea. Ok, I applied the patch, but it returns this error: CC kernel/trace/ftrace.o kernel/trace/ftrace.c: In function 'stop_event_tracer_now': kernel/trace/ftrace.c:73: error: 'tracer_enabled' undeclared (first use in this function) kernel/trace/ftrace.c:73: error: (Each undeclared identifier is reported only once kernel/trace/ftrace.c:73: error: for each function it appears in.) make[2]: *** [kernel/trace/ftrace.o] Error 1 make[1]: *** [kernel/trace] Error 2 make: *** [kernel] Error 2 > If it triggers, please cat /debug/tracing/trace to a file. Can you > bzip2 and upload it to some place. The trace does not contain any > sensible private information. Ok. Thanks. --