On Mon, Nov 03, 2014 at 11:12:12PM +0100, Fanael Linithien wrote:
> 2014-11-03 17:12 GMT+01:00 Brian Foster <bfoster@xxxxxxxxxx>:
> >
> > +static inline bool xfs_inobt_issparse(uint16_t holemask)
> > +{
> > + return holemask == 0 ? false : true;
> > +}
>
> Surely that should be "return holemask != 0;"?
>
ir_holemask bits are set for holes in the inode chunk and unset for
allocated regions. This means that ir_holemask == 0 for a normal,
fully-allocated chunk and != 0 otherwise (some bits are set to indicate
the chunk has a hole). Check out the commit log for patch 4 for
reasoning.
Brian
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