Re: [libvirt] [TCK PATCH] block devices: allow specification of size for safety
On 05/05/2010 02:21 PM, Jim Paris wrote:
> Great for SCSI, not so great for USB sticks:
>
> # hdparm -i /dev/sdb
>
> /dev/sdb:
> HDIO_DRIVE_CMD(identify) failed: Invalid exchange
> HDIO_GET_IDENTITY failed: Invalid argument
> # echo $?
> 22
Using a device path in /dev/disk/by-id/ would make more sense than
specifying /dev/sdX if you're concerned about hitting the wrong disk.
At this point, I'm happy making default.cfg show an example using
/dev/disk/by-id/xxx + size. Look for v2 of the patch coming up soon.
--
Eric Blake eblake(a)redhat.com +1-801-349-2682
Libvirt virtualization library http://libvirt.org
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