From mboxrd@z Thu Jan 1 00:00:00 1970 From: Lance Tagliapietra Subject: m68k 2.6.29.1 performance (race in MSG_PEEK) Date: Fri, 15 May 2009 16:06:51 -0500 Message-ID: <20090515210650.GD1529@luminet.net> Reply-To: lancetag@luminet.net Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from spamtitan.hbci.com ([206.230.105.6]:59986 "EHLO spamtitan.hbci.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751740AbZEOU7Q (ORCPT ); Fri, 15 May 2009 16:59:16 -0400 Content-Disposition: inline Sender: linux-m68k-owner@vger.kernel.org List-Id: linux-m68k@vger.kernel.org To: linux-m68k@vger.kernel.org, debian-68k@lists.debian.org All, By freeing up memory and removing kernel features that I don't need I have managed to get m68k 2.6.29.1 to throw the following kernel message (first observed in my dmesg): TCP(fetchmail:5006): Application bug, race in MSG_PEEK A bit of research showed that it is a known issue: http://www.mail-archive.com/debian-bugs-dist@lists.debian.org/msg609407.html I had never seen this race condition under m68k Linux (implying a performance improvement was gained)! --Lance