Re: [PATCH V2][BTRFS-PROGS] Don't use LVM snapshot device

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On 12/10/2014 08:52 AM, Anand Jain wrote:
> 
> 
>> This patch allows btrfs to skip LVM snapshot during the device scan
>> phase.
> 
>  Its better to generalize the problem and fix it. The fix here is very
>  specific to LVM use case. This does not work in cases where device is
>  cloned using dd (device is unmounted).

See patch #5; this aborts btrfs[progs] when two devices have the same
dev.uuid and fsid.

Unfortunately this patch doesn't work with "btrfs dev scan"; this
because each device is discovered/registered alone. See my patches about 
mount.btrfs for an alternative approach.

> As mentioned we need to depend on the device wwn as provided by the
> device target driver.
> 
> Thanks, Anand
> 


-- 
gpg @keyserver.linux.it: Goffredo Baroncelli <kreijackATinwind.it>
Key fingerprint BBF5 1610 0B64 DAC6 5F7D  17B2 0EDA 9B37 8B82 E0B5
--
To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html




[Index of Archives]     [Linux Filesystem Development]     [Linux NFS]     [Linux NILFS]     [Linux USB Devel]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]

  Powered by Linux