From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tejun Heo Subject: Re: ahci sometimes fails to suspend controller Date: Thu, 23 Jul 2009 19:11:33 +0900 Message-ID: <4A683755.60909@kernel.org> References: <20090719220423.54e8c75d@uranus> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Return-path: Received: from hera.kernel.org ([140.211.167.34]:55091 "EHLO hera.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751059AbZGWKKG (ORCPT ); Thu, 23 Jul 2009 06:10:06 -0400 In-Reply-To: <20090719220423.54e8c75d@uranus> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: "Benjamin S." Cc: Jeff Garzik , linux-ide@vger.kernel.org Benjamin S. wrote: > Hello, > > I have a Gigabyte GA-MA78G-DS3H mainboard with SB700 chipset and the > controller is recognized by ahci. It works great until I have suspended > (to ram) and resumed my system several times and then the kernel fails > to suspend (or maybe resume). Please note that although it happened > the first time I have suspend in the case of the dmesg output below, it > usually sometimes works and sometimes not. Does "pci=nomsi" help? -- tejun