Re: How to use blkid for getting USB partition name???

[Karel Zak <kzak@redhat.com>]

On Thu, May 06, 2010 at 03:03:23PM +0530, chinnathambi wrote:
> Hai,
> 	I have enable hotplug for detecting USB. I am having muti partition
> in my USB hard disc. I am trying to recover the parttion name by using

 parttion name...  Do you mean filesystem LABEL?

> blkid. But I cant get any response. I want to know whether I have to enable
> anything in my kernel. Or after executing blkid command where to check for
> the output ?
> 
> Shown below is how I used blkid.
> 
> root:/> hotplug: usb inserted
> hotplug: usb inserted
> hotplug: usb inserted
> hotplug: usb inserted
> hotplug: usb inserted
> 
> root:/> cat /proc/partitions
> major minor  #blocks  name
> 
>   31        0        256 mtdblock0
>   31        1        384 mtdblock1
>   31        2       7552 mtdblock2
>   31        3       7680 mtdblock3
>   31        4        512 mtdblock4
>    8        0  244198584 sda
>    8        1          1 sda1
>    8        5   33551721 sda5
>    8        6   33551721 sda6
>    8        7   33551721 sda7
>    8        8   33551721 sda8
>    8        9   33551721 sda9
>    8       10   33551721 sda10
>    8       11   33551721 sda11
>    8       12    9325701 sda12
> root:/> blkid /dev/sda5
> root:/> blkid -c -o /dev/sda5

   blkid -p -o udev /dev/sda5

 or

   BLKID_DEBUG=0xffff blkid -p -o udev /dev/sda5

 to get more verbose output.

    Karel

-- 
 Karel Zak  <kzak@redhat.com>
 http://karelzak.blogspot.com