From mboxrd@z Thu Jan 1 00:00:00 1970 From: Randy Dunlap Subject: Re: [PATCH/RFC 0/7] SATA ACPI suspend/resume support Date: Thu, 22 Dec 2005 10:31:53 -0800 Message-ID: <20051222103153.15a988f6.randy_d_dunlap@linux.intel.com> References: <871x09nmin.fsf@marrow.phys.tohoku.ac.jp> <20051220105514.01815cba.randy_d_dunlap@linux.intel.com> <87zmmtthtv.fsf@marrow.phys.tohoku.ac.jp> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Return-path: Received: from fmr18.intel.com ([134.134.136.17]:395 "EHLO orsfmr003.jf.intel.com") by vger.kernel.org with ESMTP id S1030298AbVLVSbY (ORCPT ); Thu, 22 Dec 2005 13:31:24 -0500 In-Reply-To: <87zmmtthtv.fsf@marrow.phys.tohoku.ac.jp> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: Jae-hyeon Park Cc: linux-ide@vger.kernel.org On 22 Dec 2005 21:52:12 +0900 Jae-hyeon Park wrote: > Randy Dunlap writes: > > > > The screen is cleared and the following is displayed: > > > > > > Stopping tasks: ==========| > > > acpi_bus-0201 [57] bus_set_power : Device is not power manageable > > > PM: Entering mem sleep > > > > I've asked for some clarification on this message, including > > how serious (problematic) it is to the suspend process, > > but have received no answer yet (on the acpi-devel mailing > > list). It appears to mostly be a debugging information message. > > I hope the following information is useful. > I changed part of drivers/acpi/bus.c > > if (!device->flags.power_manageable) { > ACPI_DEBUG_PRINT((ACPI_DB_WARN, > "Device is not power manageable\n")); > return_VALUE(-ENODEV); > } > > to > > if (!device->flags.power_manageable) { > ACPI_DEBUG_PRINT((ACPI_DB_WARN, > "Device %s is not power manageable\n", > device->kobj.name)); > return_VALUE(-ENODEV); > } > > And the kobj.name included in the warning was: > > acpi_bus-0202 [57] bus_set_power : Device IDE0 is not power manageable > > Looks like this is related to a hard drive controller? Yes, but from looking at the code, it still doesn't look like a critical error to me, just a warning. Nevertheless, we should get your patch merged IMO. Thanks, --- ~Randy