Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1762772AbXE2OKg (ORCPT ); Tue, 29 May 2007 10:10:36 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1750792AbXE2OK0 (ORCPT ); Tue, 29 May 2007 10:10:26 -0400 Received: from ug-out-1314.google.com ([66.249.92.171]:7607 "EHLO ug-out-1314.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751578AbXE2OKZ (ORCPT ); Tue, 29 May 2007 10:10:25 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=beta; h=received:message-id:date:user-agent:mime-version:to:cc:subject:references:in-reply-to:x-enigmail-version:content-type:content-transfer-encoding:from; b=YHib9s6noxxp7zEW5ipaBRkHBTKCXXxHlvokLNRz4z5vPNyr9krWO0kx3JfKd+cZPx2Oe/1/dHo+1p/jgCBtghpqcALHDZBLNrRgzIat5ULAMatGilvJeJ80aCdjsGekV7bh/QH2NMKrFBiBPbOUfH6K+BvLmI8HlR/PJr/VdhY= Message-ID: <465C3446.5020603@googlemail.com> Date: Tue, 29 May 2007 16:10:14 +0200 User-Agent: Thunderbird 1.5.0.10 (X11/20070302) MIME-Version: 1.0 To: "Zhang, Yanmin" CC: LKML , lenb@kernel.org, us15@os.inf.tu-dresden.de, gregkh@suse.de, davej@redhat.com, Linus Torvalds , Andrew Morton Subject: Re: [PATCH] reduce AER init error information References: <1177832284.14017.270.camel@ymzhang> In-Reply-To: <1177832284.14017.270.camel@ymzhang> X-Enigmail-Version: 0.94.1.1 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit From: Michal Piotrowski Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1959 Lines: 53 Hi all, Zhang, Yanmin napisał(a): > PCI-Express AER support in kernel requires BIOS to provide _OSC support > to allow the AER Root port service driver to request for native control > of AER. If a root port supports AER capablity, but BIOS doesn't provide > _OSC for it, aerdriver will print many debug information to system console. > Below is a log example. > > *******************Error information example************ > Evaluate _OSC Set fails. Status = 0x0005 > Evaluate _OSC Set fails. Status = 0x0005 > aer_init: AER service init fails - Run ACPI _OSC fails > aer: probe of 0000:00:02.0:pcie01 failed with error 2 > Evaluate _OSC Set fails. Status = 0x0005 > Evaluate _OSC Set fails. Status = 0x0005 > aer_init: AER service init fails - Run ACPI _OSC fails > aer: probe of 0000:00:04.0:pcie01 failed with error 2 > Evaluate _OSC Set fails. Status = 0x0005 > Evaluate _OSC Set fails. Status = 0x0005 > aer_init: AER service init fails - Run ACPI _OSC fails > aer: probe of 0000:00:06.0:pcie01 failed with error 2 > ******************End of Error information example****** > > > As _OSC is an optional capability of BIOS, such error information looks > like overly-verbosed. The patch against kernel 2.6.21 changes it to just > print one line report messages if aerdriver fails to attach the root port > service device. > > Below is an example of new output. > AER service couldn't init device 0000:00:02.0:pcie01 - no _OSC support > > > Signed-off-by: Zhang Yanmin > > --- > [..] This patch fixes a 2.6.21 regression. Please add this to the -stable and mainline queue. Regards, Michal -- "Najbardziej brakowało mi twojego milczenia." -- Andrzej Sapkowski "Coś więcej" - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/