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Re: [linux-lvm] /proc/partition problem



Well, we had support for correct logical volume names ages ago already.
Hasn't been accepted by kernel folks :(

We need to live with 'nasty' names in /proc/partitions, sorry.

On Thu, Aug 15, 2002 at 08:49:44AM +0900, kaoru bsd tnes nec co jp wrote:
> Hi,
> 
> I reffered to /proc/partitions, a strange character code went 
> into a name sequence when I created 26 or more volume of LV(s) 
> on 2.4.19 with LVM-1.0.5. 
> 
> $ cat /proc/partitions
> major minor  #blocks  name
> 
>   58     0    3145728 lvma
>   58     1    3145728 lvmb
>   58     2     512000 lvmc
>   58     3     204800 lvmd
> .........
>   58    24      53248 lvmy
>   58    25      53248 lvmz
>   58    26      53248 lvm{
>   58    27      53248 lvm|
>   58    28      53248 lvm}
>   58    29      53248 lvm~
>   58    30      53248 lvm
>   58    31      53248 lvm
>   58    32      53248 lvm
>   58    33      53248 lvm
>   58    34      53248 lvm
> 
> I think that this problem is depended on illegal codes of 
> a disk_name function(fs/partitions/check.c). 
> 
> According to fs/partitions/check.c:
> 
> char *disk_name (struct gendisk *hd, int minor, char *buf)
> {
> .................
> 
>         if (part)
>                 sprintf(buf, "%s%c%d", maj, unit+'a', part);
>         else
>                 sprintf(buf, "%s%c", maj, unit+'a');
>         return buf;
> 
> }
> 
> I think it is better that the LVM staff discuss the fault of 
> this code with Linux Kernel code maintainer.
> 
> --------
> Kaoru
> 
> _______________________________________________
> linux-lvm mailing list
> linux-lvm sistina com
> http://lists.sistina.com/mailman/listinfo/linux-lvm
> read the LVM HOW-TO at http://www.sistina.com/lvm/Pages/howto.html

-- 

Regards,
Heinz    -- The LVM Guy --

*** Software bugs are stupid.
    Nevertheless it needs not so stupid people to solve them ***

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Heinz Mauelshagen                                 Sistina Software Inc.
Senior Consultant/Developer                       Am Sonnenhang 11
                                                  56242 Marienrachdorf
                                                  Germany
Mauelshagen Sistina com                           +49 2626 141200
                                                       FAX 924446
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