Re: reiser4: mv command lost folder.

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Thanks for response!

In the lost folder was recoverable data, so I'll recreate the partition.

2010/5/31 Edward Shishkin <edward.shishkin@xxxxxxxxx>:
> Danila Beketov wrote:
>>> Hello
>>>
>
> Hello.
> I have downloaded your metadata.
> Thanks.
>
>>>> Need help to return my lost folder, that has disappeared after mv
>>>> command execution by magic way.
>>>>
>
> I see this directory, but can not extract it so far.. It's old name
> has been removed, but new one wasn't created for some reasons.
>
> Eventually I have found that all link/unlink stuff in reiser4 is racy:
> the process which creates a child takes an exclusive flag
> REISER4_IMMUTABLE so that other concurrent processes
> should wait on this flag. However, instead of waiting they return
> reiser4-specific error number (-E_REPEAT) to the VFS...
> Will be fixed.
>
> I'll take a look why fsck don't want to put your poor directory to
> lost+found. but it'll take some time (I have only weekends for
> reiser4).
>
> The oops below is specific to zen-kernels. Sometimes zen
> folks try to fix reiser4 without success, so before sending oopses
> to this mailing list please make sure that you use -mm kernels,
> or reiser4 stuff against vanilla kernels from kernel.org.
>
> Thank you.
> Edward.
>
>>
>> May 19 20:04:32 beda kernel: ------------[ cut here ]------------
>> May 19 20:04:32 beda kernel: kernel BUG at fs/reiser4/txnmgr.c:1116!
>> May 19 20:04:32 beda kernel: invalid opcode: 0000 [#1] PREEMPT
>> May 19 20:04:32 beda kernel: last sysfs file:
>> /sys/devices/pci0000:00/0000:00:1f.2/host3/target3:0:0/3:0:0:0/block/sdb/dev
>> May 19 20:04:32 beda kernel: Modules linked in: vboxnetadp vboxnetflt
>> vboxdrv ipv6 oss_usb oss_envy24ht osscore btusb bluetooth nvidia(P)
>> uvcvideo videodev v4l1_compat i2c_i801 parport_pc parport i2c_core
>> May 19 20:04:32 beda kernel:
>> May 19 20:04:32 beda kernel: Pid: 1453, comm: ent:sda8! Tainted: P
>>      (2.6.32-gentoo-r7 #1) MS-6728
>> May 19 20:04:32 beda kernel: EIP: 0060:[<c10d4625>] EFLAGS: 00010202 CPU: 0
>> May 19 20:04:32 beda kernel: EIP is at reiser4_txn_end+0x511/0x55f
>> May 19 20:04:32 beda kernel: EAX: 000073cd EBX: 00000000 ECX: 00000001
>> EDX: ed46a9a8
>> May 19 20:04:32 beda kernel: ESI: f6adfe48 EDI: f661d0ec EBP: f6adfe68
>> ESP: f6adfe10
>> May 19 20:04:32 beda kernel: DS: 007b ES: 007b FS: 0000 GS: 0000 SS: 0068
>> May 19 20:04:32 beda kernel: Process ent:sda8! (pid: 1453, ti=f6ade000
>> task=f7083000 task.ti=f6ade000)
>> May 19 20:04:32 beda kernel: Stack:
>> May 19 20:04:32 beda kernel: f6adfe40 00000000 edce7e00 f6b3ec00
>> edce7ee8 edce7e74 ef133100 00000000
>> May 19 20:04:32 beda kernel: <0> f70832e8 f7083000 f6adff30 f6adff6c
>> ed46a900 f6adff6c 000000a4 00000000
>> May 19 20:04:32 beda kernel: <0> 00000000 00000000 00000000 f6adff30
>> ed46a900 f661d0dc f6adfe74 c10d467e
>> May 19 20:04:32 beda kernel: Call Trace:
>> May 19 20:04:32 beda kernel: [<c10d467e>] ? reiser4_txn_restart+0xb/0x1a
>> May 19 20:04:32 beda kernel: [<c10d49b3>] ? flush_some_atom+0x326/0x40d
>> May 19 20:04:32 beda kernel: [<c10e1a3c>] ? reiser4_writeout+0xe5/0x1af
>> May 19 20:04:32 beda kernel: [<c1099d8a>] ? writeback_inodes_wb+0x308/0x398
>> May 19 20:04:32 beda kernel: [<c10e2390>] ? entd+0x19a/0x36a
>> May 19 20:04:32 beda kernel: [<c10e21f6>] ? entd+0x0/0x36a
>> May 19 20:04:32 beda kernel: [<c1036fa3>] ? kthread+0x66/0x68
>> May 19 20:04:32 beda kernel: [<c1036f3d>] ? kthread+0x0/0x68
>> May 19 20:04:32 beda kernel: [<c10033e3>] ? kernel_thread_helper+0x7/0x14
>> May 19 20:04:32 beda kernel: Code: ff ff 83 68 14 01 f6 40 08 08 0f 84
>>
>
>
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