Re: filesystem shrinks after using xfs_repair

[Christoph Hellwig <hch@xxxxxxxxxxxxx>]

On Fri, Jul 30, 2010 at 12:23:08PM +0200, Michael Monnerie wrote:
> On Freitag, 30. Juli 2010 Christoph Hellwig wrote:
> > Recent enough kernel work fine with filesystems that inode64 was used
> > on even if it's not specified anymore.
>  
> Really? Since when exactly? That would be a nice feature. If we can 
> define it clearly, I could put that on the FAQ.

Linux 2.6.35 will be the first kernel with the bugfixes for this to
work.

> But how does it truncate the numbers >int32 and avoid collisions?

It doesn't.  Existing inodes won't nessecarily fit into 32-bits, but
no new inodes above it will be allocated.