From mboxrd@z Thu Jan 1 00:00:00 1970 From: Pavel Machek Subject: Re: S3+S4 combination fails on M2000E Date: Thu, 3 Mar 2005 00:04:12 +0100 Message-ID: <20050302230411.GA1390@elf.ucw.cz> References: <16A54BF5D6E14E4D916CE26C9AD30575010A9BA0@pdsmsx402.ccr.corp.intel.com> <421C9209.6090700@ics.muni.cz> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <421C9209.6090700-8qz54MUs51PtwjQa/ONI9g@public.gmane.org> Sender: acpi-devel-admin-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org Errors-To: acpi-devel-admin-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , List-Archive: To: Miroslav Ruda Cc: acpi-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Id: linux-acpi@vger.kernel.org Hi! > >And also please try the suspend-to-disk mode 'platform' (set in > >/sys/power/disk). > > I was finally able to make some tests. Still testing 2.6.10+acpi patches. I > have > tried to boot and suspend kernel with acpi compiled in, but none of acpi > modules > were loaded. Plain S3 or S4 works fine, resume from S4 (when S3 > suspend/resume > was already done) froze complete machine when using 'platform'. With > 'shutdown' > mode resume works fine, but first modprobe of ANY acpi modules freeze > machine > (testbed with ac, battery, button). > > My guess is that during S3 suspend, some memory is freed but still > used/referenced somewhere in acpi code. When acpi module is loaded after > resume > from S3, freed memory still contains expected data. But after S4 resume, > memory > is cleaned ... Can you try it on another machine? I'm afraid it is going to be hw-specific. Pavel -- People were complaining that M$ turns users into beta-testers... ...jr ghea gurz vagb qrirybcref, naq gurl frrz gb yvxr vg gung jnl! ------------------------------------------------------- SF email is sponsored by - The IT Product Guide Read honest & candid reviews on hundreds of IT Products from real users. Discover which products truly live up to the hype. Start reading now. http://ads.osdn.com/?ad_id=6595&alloc_id=14396&op=click