Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753218Ab3HMFGp (ORCPT ); Tue, 13 Aug 2013 01:06:45 -0400 Received: from mail.yrkesakademin.fi ([85.134.44.20]:23081 "EHLO mail.yrkesakademin.fi" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751476Ab3HMFGn (ORCPT ); Tue, 13 Aug 2013 01:06:43 -0400 X-Greylist: delayed 325 seconds by postgrey-1.27 at vger.kernel.org; Tue, 13 Aug 2013 01:06:43 EDT Message-ID: <5209BD97.6000605@mageia.org> Date: Tue, 13 Aug 2013 08:01:11 +0300 From: Thomas Backlund User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:17.0) Gecko/20130801 Thunderbird/17.0.8 MIME-Version: 1.0 To: Minchan Kim CC: Greg Kroah-Hartman , Jordi Pujol , stable@vger.kernel.org, Jiang Liu , linux-kernel@vger.kernel.org Subject: Re: ZRAM 3.10.6 Buffer I/O error References: <1998314.O9XRMyhM6u@pcjordi> <52090FD2.9030702@mageia.org> <20130813013900.GC3101@bbox> <20130813035802.GA24637@kroah.com> <20130813043358.GD3101@bbox> In-Reply-To: <20130813043358.GD3101@bbox> Content-Type: text/plain; charset="ISO-8859-1"; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2353 Lines: 72 Minchan Kim skrev 13.8.2013 07:33: > Hello Greg, > > On Mon, Aug 12, 2013 at 08:58:02PM -0700, Greg Kroah-Hartman wrote: >> On Tue, Aug 13, 2013 at 10:39:00AM +0900, Minchan Kim wrote: >>> Hello, >>> >>> On Mon, Aug 12, 2013 at 07:39:46PM +0300, Thomas Backlund wrote: >>>> 12.08.2013 17:27, Jordi Pujol skrev: >>>>> Hello, >>>>> >>>>> zram shows an error when mounting a swap partition, >>>>> current version Linux kernel 3.10.6, >>>>> previous versions worked, I suppose that latest zram patches have some >>>>> problem, >>>>> >>>>> machine is an AMD64 dual core, 4GB RAM >>>>> >>>>> + modprobe -qb zram num_devices=2 >>>>> + echo 104857600 > /sys/block/zram0/disksize >>>>> >>>>> # mkswap /dev/zram0 >>>>> Setting up swapspace version 1, size = 102396 KiB >>>>> no label, UUID=6c249930-2ba0-46cf-a8c6-766481942b7d >>>>> >>>>> # pager /var/log/dmesg >>>>> (no more errors shown) >>>>> >>>>> # swapon /dev/zram0 >>>>> >>>>> # pager /var/log/dmesg >>>>> ... >>>>> [ 309.300479] Buffer I/O error on device zram0, logical block 25599 >>>>> [ 309.300491] Buffer I/O error on device zram0, logical block 25599 >>>>> [ 309.300514] Buffer I/O error on device zram0, logical block 25599 >>>>> [ 345.205887] Adding 102396k swap on /dev/zram0. Priority:-2 extents:1 >>>>> across:102396k SSFS >>>>> >>>>> full log files and the kernel source are stored in the address: >>>>> >>>>> http://livenet.selfip.com/ftp/debian/zram_3.10.6_IO_error/ >>>>> >>>> >>>> >>>> I think this one should fix it and belongs in 3.10 stable too: >>> >>> Very true. Let's Cc Greg, explicitely. >> >> -ENOCONTEXT > > https://git.kernel.org/cgit/linux/kernel/git/stable/linux-stable.git/commit/drivers/staging/zram?id=75c7caf5a052ffd8db3312fa7864ee2d142890c4 > > It seems you already merge "zram:allow request end to conincide with disksize" to stable. > So there is no concern any more. Nope... thats master branch wich tracks upstream tree... it's not in the 3.10 stable as of 3.10.6 (or current stable queue) https://git.kernel.org/cgit/linux/kernel/git/stable/linux-stable.git/log/drivers/staging/zram?h=linux-3.10.y -- Thomas -- 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/