From mboxrd@z Thu Jan 1 00:00:00 1970 From: Pavel Machek Subject: Re: 2.6.14.3 suspend/resume with SMP (HT) Date: Wed, 21 Dec 2005 10:58:12 +0100 Message-ID: <20051221095812.GA1735@elf.ucw.cz> References: <6073.193.141.92.4.1134666664.squirrel@www.our-isp.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <6073.193.141.92.4.1134666664.squirrel-M7EjoFQNY9cJ6rt9v30lug@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: "Karl H. Beckers" Cc: acpi-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Id: linux-acpi@vger.kernel.org Hi! > am a little stuck with suspend/resume on my ubuntu breezy system with a > vanilla 2.6.14.3 kernel built according to > http://www.columbia.edu/~ariel/acpi/acpi_howto.html > > Can't get it to suspend cleanly in normal runlevels, but when I boot to > single user mode without vesafb, fbcon etc. and if I stop next to > everything (NetworkManager, pcmcia, alsa etc.) and then unload all sorts > of modules I can get the system to suspend ... though it seems to hang > with a line "Shutdown: hda" till I hit Enter. > > Now, when I resume, I get: > > Thawing cpus ... > Booting processor 1/1 eip 3000 > Initializing CPU#1 > Stuck ?? > Inquiring remote API #1... > ... APIC #1 ID: failed > ... APIC #1 VERSION: failed > ... APIC #1 SPIV: failed > Error taking cpu 1 up: -22 > Kernel panic - not synching: Not enough cpus > > While I tend to agree that I could use some more CPUs I don't panic about > it ;) > > Anyway, from what I see on this list the code that actually gives this > output seems to be in some of the required patches mentioned here. Is it > safe to assume that 2.6.14.3 includes the patches needed for > suspend/resume on a P4 with SMP/HT/PREEMPT in the kernel? Not sure, you should really try with 2.6.15-rc... Does resume work for you if you compile noSMP kernel? Can you find out which driver breaks suspend? Pavel -- Thanks, Sharp! ------------------------------------------------------- This SF.net email is sponsored by: Splunk Inc. Do you grep through log files for problems? Stop! Download the new AJAX search engine that makes searching your log files as easy as surfing the web. DOWNLOAD SPLUNK! http://ads.osdn.com/?ad_id=7637&alloc_id=16865&op=click