From owner-svn-src-all@FreeBSD.ORG Mon Feb 2 00:10:45 2015 Return-Path: Delivered-To: svn-src-all@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 3D5496AB for ; Mon, 2 Feb 2015 00:10:45 +0000 (UTC) Received: from mail-wg0-f53.google.com (mail-wg0-f53.google.com [74.125.82.53]) (using TLSv1 with cipher ECDHE-RSA-RC4-SHA (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id C8496969 for ; Mon, 2 Feb 2015 00:10:44 +0000 (UTC) Received: by mail-wg0-f53.google.com with SMTP id a1so35792444wgh.12 for ; Sun, 01 Feb 2015 16:10:36 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:from:message-id:date:user-agent:mime-version:to :subject:references:in-reply-to:content-type :content-transfer-encoding; bh=/n77tIki6Edragq76cTT0MWcZ3HGt6rDYkG5p/pyv9s=; b=jupo++ivH7A4NWRd+yW8hgEu8gkRAVf7QW4j5GId5E+p0gihKUoXbfcIhNUjoSyaid ODrIH6r8T0Pz/LcTM6rTJqtZtFRssSc/qiYUIx/BCP2qU3oMrefa9deRsTV03yWC+nfd wJ5DySCTlH77rVTdCX1PjhOvTcuvNW9Q/htYfr9lRJq/6/x+tx2wyYXfY3cPb97ofyeK cPxtZ9e/chR8qyg3+VALjh/fTasXM/gbsKnZui677XF7UUv9wHl9j8DGiDNF1ctKWw5Z dhKqsc7syFgby8IZqxVzwtbCtgc4bK+ihOLvDXL+0NE6cMA1016PZANh0HdQzPEoJed+ BfXA== X-Gm-Message-State: ALoCoQkSChfGbUnjLVIF4Vz8hwvHkKOrCSZhSmbK5muNfnM0vulkJdrAkvALyMgjfHWoXEBrLIil X-Received: by 10.194.239.72 with SMTP id vq8mr27067461wjc.110.1422832092255; Sun, 01 Feb 2015 15:08:12 -0800 (PST) Received: from [10.10.1.68] (82-69-141-170.dsl.in-addr.zen.co.uk. [82.69.141.170]) by mx.google.com with ESMTPSA id x6sm25183244wjf.24.2015.02.01.15.08.11 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sun, 01 Feb 2015 15:08:11 -0800 (PST) From: Steven Hartland X-Google-Original-From: Steven Hartland Message-ID: <54CEB1DE.8070300@freebsd.org> Date: Sun, 01 Feb 2015 23:08:14 +0000 User-Agent: Mozilla/5.0 (Windows NT 5.1; rv:31.0) Gecko/20100101 Thunderbird/31.4.0 MIME-Version: 1.0 To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: Re: svn commit: r278034 - head/sys/dev/ahci References: <201502012000.t11K09AD069530@svn.freebsd.org> <20150201203132.GA30253@brick.home> In-Reply-To: <20150201203132.GA30253@brick.home> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.18-1 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: Mon, 02 Feb 2015 00:10:45 -0000 On 01/02/2015 20:31, Edward Tomasz Napierała wrote: > On 0201T2000, Steven Hartland wrote: >> Author: smh >> Date: Sun Feb 1 20:00:08 2015 >> New Revision: 278034 >> URL: https://svnweb.freebsd.org/changeset/base/278034 >> >> Log: >> Add a quirk to limit AHCI MSI vectors to one >> >> In 10.1-RELEASE the default number of MSI vectors used was changed from one >> to as many vectors as the HW supports. >> >> This change resulted in an ahci timeouts regression when running on AMD >> SB7x0/SB8x0/SB9x0 hardware, so its now limited to 1 MSI by default using >> this new quirk. > Could it fix https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=195349? > Yes it could well fix that as the dmesg lists the effected hardware