From owner-svn-src-all@FreeBSD.ORG Fri Feb 13 15:06:37 2009 Return-Path: Delivered-To: svn-src-all@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 841EA106566C; Fri, 13 Feb 2009 15:06:37 +0000 (UTC) (envelope-from bra@fsn.hu) Received: from people.fsn.hu (people.fsn.hu [195.228.252.137]) by mx1.freebsd.org (Postfix) with ESMTP id 09DBD8FC14; Fri, 13 Feb 2009 15:06:35 +0000 (UTC) (envelope-from bra@fsn.hu) Message-ID: <49958C73.2050406@fsn.hu> Date: Fri, 13 Feb 2009 16:06:27 +0100 From: Attila Nagy User-Agent: Thunderbird 2.0.0.19 (X11/20090105) MIME-Version: 1.0 To: Scott Long References: <200902131004.n1DA4xol082999@svn.freebsd.org> In-Reply-To: <200902131004.n1DA4xol082999@svn.freebsd.org> X-Stationery: 0.4.8.12 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.0.1 (people.fsn.hu [0.0.0.0]); Fri, 13 Feb 2009 16:06:31 +0100 (CET) Cc: svn-src-head@freebsd.org, svn-src-all@freebsd.org, src-committers@freebsd.org Subject: Re: svn commit: r188570 - head/sys/cam X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 13 Feb 2009 15:06:37 -0000 Hello, Scott Long wrote: > Author: scottl > Date: Fri Feb 13 10:04:59 2009 > New Revision: 188570 > URL: http://svn.freebsd.org/changeset/base/188570 > > Log: > In the case that the probe has determined that it can't query the device for > a serial number, fall through to the next case so that initial negotiation > still happens. Without this, devices were showing up with only 1 available > tag opening, leading to observations of very poor I/O performance. > > This should fix problems reported with VMWare Fusion and ESX. Early > generation MPT-SAS controllers with SATA disks might also be affected. > HP CISS controllers are also likely affected, as are many other > pseudo-scsi disk subsystems. > Is it possible that these two are related? http://marc.info/?l=freebsd-scsi&m=122900270413265&w=2