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From: xufeng zhang <xufeng.zhang@windriver.com>
To: linux-lvm@redhat.com
Subject: Re: [linux-lvm] Bug: LVM2 create long name device failed but we	can see it by run lvs
Date: Sat, 13 Nov 2010 15:34:31 +0800	[thread overview]
Message-ID: <4CDE3F87.8060705@windriver.com> (raw)
In-Reply-To: <20101112100604.GF28062@agk-dp.fab.redhat.com>

On 11/12/2010 06:06 PM, Alasdair G Kergon wrote:
> On Fri, Nov 12, 2010 at 05:38:32PM +0800, xufeng zhang wrote:
>    
>> This is the bug description:
>> When we create a logic volume with long names(such as 125), LVM2 will
>> return "Name too long" error
>> and create volume failed. However, you will see it exist in volume group
>> if you run lvs command.
>> The reason is that when LVM2 create a empty device in lv_create_empty()
>> function, it didn't check the
>> length of device names, but the empty device activate failed afterward
>> because of too long name(vgname+lvname>128).
>>      
> Thanks for reporting that.
>
> Presumably 'vgrename' needs a similar restriction.
>    
Maybe I have made a mistake, I can't reproduce this bug in LVM2.2.02.76 now.

Thanks,
Xufeng Zhang
> Alasdair
>
>
>    

      reply	other threads:[~2010-11-13  7:32 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-11-12  9:38 [linux-lvm] Bug: LVM2 create long name device failed but we can see it by run lvs xufeng zhang
2010-11-12 10:06 ` Alasdair G Kergon
2010-11-13  7:34   ` xufeng zhang [this message]

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