Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756147AbYCYOnE (ORCPT ); Tue, 25 Mar 2008 10:43:04 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754809AbYCYOmw (ORCPT ); Tue, 25 Mar 2008 10:42:52 -0400 Received: from gprs189-60.eurotel.cz ([160.218.189.60]:3837 "EHLO spitz.ucw.cz" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1754610AbYCYOmu (ORCPT ); Tue, 25 Mar 2008 10:42:50 -0400 Date: Tue, 25 Mar 2008 09:46:20 +0100 From: Pavel Machek To: Mikulas Patocka Cc: "Rafael J. Wysocki" , linux-kernel@vger.kernel.org Subject: Re: APM crashes when IO is going on Message-ID: <20080325084619.GA4547@ucw.cz> References: <200803201131.25828.rjw@sisk.pl> <200803210127.56437.rjw@sisk.pl> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.9i Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1301 Lines: 31 Hi! > > > I'm now running on -rc6, so I'll see (it takes some days for the bug to > > > appear). Where is that patch that went to -rc4 and that may fix it? > > > > http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=7a8d37a37380e2b1500592d40b7ec384dbebe7a0 > > I found another problem --- present in 2.6.23.1, 2.6.25rc3, 2.6.25rc6 > > --- when I run three threads concurrently reading raw disk partition and > suspend, I get 100% reproducible failure. (with one thread running it > usually succeeds, sometimes fail) > > Either the on-going I/O will jam BIOS and I need to remove power to > continue. > > Or the machine suspends, wakes up and reports "hda: lost interrupt" > (2.6.23.1 was able to recover from this condition, 2.6.25rc3,6 does not > recover and it is not able to send any more disk IOs). Kernel should recover from lost interrupt. Can you track down this regression? -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/