sparse file handling bug in XFS

Thu Jun 16 12:57:43 CDT 2011

On Thu, Jun 16, 2011 at 12:33:49PM -0500, Eric Sandeen wrote:
> Actually this looks like it's a result of
> 
> 6e857567dbbfe14dd6cc3f7414671b047b1ff5c7 xfs: don't truncate prealloc from frequently accessed inodes
> 
> I thought Dave's patch from the "Re: drastic changes to allocsize semantics in or around 2.6.38?"
> thread would fix it, but it doesn't seem to.  Here it is anyway ;)

It should fix the thing about the preallocation staying when removing
and recreating the file.  Keeping pre-allocate blocks around otherwise
is a considered a feature.