From mboxrd@z Thu Jan 1 00:00:00 1970 From: Adrian Bunk Subject: 2.6.10-mm1: ALSA ac97 compile error with CONFIG_PM=n Date: Tue, 4 Jan 2005 01:11:30 +0100 Message-ID: <20050104001130.GT2980@stusta.de> References: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from mailout.stusta.mhn.de (mailout.stusta.mhn.de [141.84.69.5]) by alsa.alsa-project.org (ALSA's E-mail Delivery System) with SMTP id 6EFAD239 for ; Tue, 4 Jan 2005 01:11:31 +0100 (MET) Content-Disposition: inline In-Reply-To: Sender: alsa-devel-admin@lists.sourceforge.net Errors-To: alsa-devel-admin@lists.sourceforge.net List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , List-Archive: To: Mark_H_Johnson@raytheon.com Cc: Andrew Morton , lkml , perex@suse.cz, Takashi Iwai , alsa-devel@alsa-project.org List-Id: alsa-devel@alsa-project.org On Mon, Jan 03, 2005 at 05:07:08PM -0600, Mark_H_Johnson@raytheon.com wrote: > I was looking to compare RT latency between this kernel and the latest from > Ingo and I had the following warnings / errors building 2.6.10-mm1: > > [no apparent compile / link errors] > *** Warning: "snd_ac97_restore_iec958" [sound/pci/ac97/snd-ac97-codec.ko] > undefined! > *** Warning: "snd_ac97_restore_status" [sound/pci/ac97/snd-ac97-codec.ko] > undefined! >... > To fix this, should I just add the EXPORT_SYMBOL lines for these symbols > snd_ac97_restore_status snd_ac97_restore_iec958 > or is something more needed? That's not the problem, since function and definition are in the same module. You didn't send your .config, but looking at the code it seems CONFIG_PM=n was the culprit. As a workaround, it should work after enabling the following option: Power management options (ACPI, APM) Power Management support This is only a workaround, I've Cc'ed the ALSA maintainers for a real fix. > Thanks. > --Mark Johnson cu Adrian -- "Is there not promise of rain?" Ling Tan asked suddenly out of the darkness. There had been need of rain for many days. "Only a promise," Lao Er said. Pearl S. Buck - Dragon Seed ------------------------------------------------------- The SF.Net email is sponsored by: Beat the post-holiday blues Get a FREE limited edition SourceForge.net t-shirt from ThinkGeek. It's fun and FREE -- well, almost....http://www.thinkgeek.com/sfshirt