From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tejun Heo Subject: Re: macbook pro dvd playback after suspend Buffer I/O error Date: Thu, 12 Jun 2008 06:51:40 +0900 Message-ID: <485048EC.2080608@gmail.com> References: <20080404012147.abf8a598.akpm@linux-foundation.org> <484F31B8.8030001@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Return-path: Received: from ti-out-0910.google.com ([209.85.142.187]:17850 "EHLO ti-out-0910.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752062AbYFKVvs (ORCPT ); Wed, 11 Jun 2008 17:51:48 -0400 Received: by ti-out-0910.google.com with SMTP id b6so871606tic.23 for ; Wed, 11 Jun 2008 14:51:46 -0700 (PDT) In-Reply-To: Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: Justin Mattock Cc: Andrew Morton , linux-kernel@vger.kernel.org, linux-ide@vger.kernel.org Justin Mattock wrote: > O.K. I applied the patch here is what I'm seeing: > > [ 920.237141] end_request: I/O error, dev sr0, sector 2931560 > [ 920.237141] Buffer I/O error on device sr0, logical block 366445 > [ 920.237141] Buffer I/O error on device sr0, logical block 366446 > [ 920.237141] Buffer I/O error on device sr0, logical block 366447 > [ 920.237141] Buffer I/O error on device sr0, logical block 366448 > [ 920.237141] Buffer I/O error on device sr0, logical block 366449 > [ 920.237141] Buffer I/O error on device sr0, logical block 366450 > [ 920.237141] Buffer I/O error on device sr0, logical block 366451 > [ 920.237141] Buffer I/O error on device sr0, logical block 366452 > [ 920.237141] Buffer I/O error on device sr0, logical block 366453 > [ 920.237141] Buffer I/O error on device sr0, logical block 366454 > [ 925.431105] __ratelimit: 10100 messages suppressed > [ 925.431118] Buffer I/O error on device sr0, logical block 371516 > [ 930.772658] __ratelimit: 2407 messages suppressed > [ 930.772658] Buffer I/O error on device sr0, logical block 372720 > [ 935.674943] __ratelimit: 6995 messages suppressed > [ 935.674955] Buffer I/O error on device sr0, logical block 376218 > [ 940.685317] __ratelimit: 16949 messages suppressed > [ 940.685329] Buffer I/O error on device sr0, logical block 384693 > [ 945.770547] __ratelimit: 17881 messages suppressed > [ 945.770558] Buffer I/O error on device sr0, logical block 393634 > [ 950.777243] __ratelimit: 19031 messages suppressed > [ 950.777243] Buffer I/O error on device sr0, logical block 403150 > [ 955.788427] __ratelimit: 19035 messages suppressed > [ 955.788439] Buffer I/O error on device sr0, logical block 412668 > [ 961.575327] __ratelimit: 16603 messages suppressed > [ 961.575338] Buffer I/O error on device sr0, logical block 420970 > [ 1006.919733] __ratelimit: 9315 messages suppressed > > Almost as if the drive is taking to long to think, by then the cache > has run out, and the FPS changes, > the movie itself doesn't become choppy like before, just freezes. > If you have any other ideas I'm up for that to see. > regards; Eh.... strange. Can you post full kernel log? And does the dvd work if you restart playing? -- tejun