[PATCH] Extend project quotas to support 32bit project identificators. [version 3]

[Dave Chinner]

On Mon, Sep 06, 2010 at 12:36:20PM +0200, Arkadiusz Miskiewicz wrote:
> On Monday 06 of September 2010, Dave Chinner wrote:
> > On Sat, Aug 28, 2010 at 12:39:58AM +0200, Arkadiusz Miśkiewicz wrote:
> 
> > > +static inline void xfs_sb_version_addprojid32bit(xfs_sb_t *sbp)
> > > +{
> > > +	sbp->sb_versionnum |= XFS_SB_VERSION_MOREBITSBIT;
> > > +	sbp->sb_features2 |= XFS_SB_VERSION2_PROJID32BIT;
> > > +}
> > 
> > This also needs to set the bit in the sbp->sb_bad_features2 field.
> 
> Hm, why all existing xfs_sb_version_addxyz() don't update it then?

The only one that updates sb_features2 - attr2 - is specially
handled in the mount path and sb_bad_features2 is updated there.
For correct handling in all cases, we should be updating both
both fields simultaneously...

Cheers,

Dave.
-- 
Dave Chinner
david at fromorbit.com