[dm-devel] generic wrappers for multi-device FS operations

Ric Wheeler ricwheeler at gmail.com
Tue Mar 8 18:51:20 UTC 2011


On 03/08/2011 01:37 PM, Josef Bacik wrote:
> On Tue, Mar 08, 2011 at 10:05:40AM -0800, Wendy Cheng wrote:
>>> On Tue, Mar 08, 2011 at 12:04:25PM -0500, Ric Wheeler wrote:
>>>> To make this trivial to do for users, I think that it would be really
>>>> nice to have a two-level wrappers for things like resize, add a volume,
>>>> shrink, etc. Similar to the way we have mount or fsck invoke file system
>>>> specific bits.
>>>> Good idea? Bad idea?
>> So the "resize" is on the filesystem, not the volume ? The "grow" part
>> is probably easy. Unfortunately, the "shrink" may not be easy for some
>> of the filesystems:
>>
> Who wants to make their fs smaller anyway?  ;)
>
> Josef

I have been surprised more than once by customers who do this on a regular basis :)

Ric




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