Re: [PATCH] disable barriers in dm-crypt [was Re: BUG: Files corrupt after moving LVM volume to USB disk]

2007-03-25 Thread Marti Raudsepp
On 3/23/07, Milan Broz <[EMAIL PROTECTED]> wrote: Disable barriers in dm-crypt because of current workqueue processing can reorder requests. --- linux-2.6.20.1.orig/drivers/md/dm-crypt.c 2007-03-23 15:07:11.0 +0100 +++ linux-2.6.20.1/drivers/md/dm-crypt.c2007-03-23 15:09:59.00

[PATCH] disable barriers in dm-crypt [was Re: BUG: Files corrupt after moving LVM volume to USB disk]

2007-03-23 Thread Milan Broz
> Summary of what I've managed to rule out so far: >1. this problem does not occur without dm-crypt Please could you test attached patch ? Sorry for another annoying reboot :-) Milan -- [EMAIL PROTECTED] From: Milan Broz <[EMAIL PROTECTED]> Disable barriers in dm-crypt because of current work

Re: [dm-devel] Fw: BUG: Files corrupt after moving LVM volume to USB disk

2007-03-22 Thread Marti Raudsepp
Summary of what I've managed to rule out so far: 1. this problem does not occur without dm-crypt 2. this problem does not occur when the file system hasn't been moved from the SATA disk to USB 3. Both reiserfs and ext3 are affected by this problem, but ext3 merely slows down. 4. Unmounting and r

Re: BUG: Files corrupt after moving LVM volume to USB disk

2007-03-22 Thread Alasdair G Kergon
On Wed, Mar 21, 2007 at 06:15:47PM +0200, Marti Raudsepp wrote: > >On Tue, Mar 20, 2007 at 12:34:08PM +0200, Marti Raudsepp wrote: > >lvmove > >> wouldn't move the partition back to /dev/sda5 after "defragmenting" it.) > However, when attempting to move back the LV, the allocater can create two >

Re: BUG: Files corrupt after moving LVM volume to USB disk

2007-03-22 Thread Milan Broz
Marti Raudsepp wrote: > This is a reproducible demonstration of the problem initially reported in my > first e-mail, titled "PROBLEM: 'bio too big device' after moving to a USB > disk" (http://lkml.org/lkml/2007/3/7/657) ... > 06. Observe "bio too big device dm-0 (256 > 240)" messages in dmesg >

Re: BUG: Files corrupt after moving LVM volume to USB disk

2007-03-21 Thread Marti Raudsepp
On 3/21/07, Lennart Sorensen <[EMAIL PROTECTED]> wrote: Not that I really have a clue, but some questions anyhow: Thanks for your response; I will answer the remaining questions after I've freed up some space on the USB disk and done some additional tests. Possibly later today, or maybe tomorrow

Re: BUG: Files corrupt after moving LVM volume to USB disk

2007-03-21 Thread Lennart Sorensen
On Tue, Mar 20, 2007 at 12:34:08PM +0200, Marti Raudsepp wrote: > Second repost of "BUG: Killing and reviving files with USB disks", this time > also destined to linux-fsdevel. > > This is a reproducible demonstration of the problem initially reported in my > first e-mail, titled "PROBLEM: 'bio to

BUG: Files corrupt after moving LVM volume to USB disk

2007-03-20 Thread Marti Raudsepp
Hello LKML, Second repost of "BUG: Killing and reviving files with USB disks", this time also destined to linux-fsdevel. This is a reproducible demonstration of the problem initially reported in my first e-mail, titled "PROBLEM: 'bio too big device' after moving to a USB disk" (http://lkml.org/l