From: Greg KH <gregkh@linuxfoundation.org>
To: Thomas Backlund <tmb@mageia.org>
Cc: Jordi Pujol <jordipujolp@gmail.com>,
stable@vger.kernel.org, Jiang Liu <jiang.liu@huawei.com>,
linux-kernel@vger.kernel.org
Subject: Re: ZRAM 3.10.6 Buffer I/O error
Date: Mon, 12 Aug 2013 22:47:40 -0700 [thread overview]
Message-ID: <20130813054740.GA22700@kroah.com> (raw)
In-Reply-To: <52090FD2.9030702@mageia.org>
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:
>
> From 75c7caf5a052ffd8db3312fa7864ee2d142890c4 Mon Sep 17 00:00:00 2001
> From: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
> Date: Sat, 22 Jun 2013 14:21:00 +0000
> Subject: zram: allow request end to coincide with disksize
Now applied, thanks.
greg k-h
next prev parent reply other threads:[~2013-08-13 5:46 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-08-12 14:27 ZRAM 3.10.6 Buffer I/O error Jordi Pujol
2013-08-12 16:39 ` Thomas Backlund
2013-08-13 1:39 ` Minchan Kim
2013-08-13 3:58 ` Greg Kroah-Hartman
2013-08-13 4:33 ` Minchan Kim
2013-08-13 5:01 ` Thomas Backlund
2013-08-13 5:18 ` Minchan Kim
2013-08-13 5:47 ` Greg Kroah-Hartman
2013-08-13 6:03 ` Minchan Kim
2013-08-13 5:13 ` Jordi Pujol
2013-08-13 5:47 ` Greg KH [this message]
2013-08-13 11:07 ` Luis Henriques
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