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On Wed, Sep 21, 2005 at 12:09:32AM +0100, David Laight wrote:
> On Thu, Sep 15, 2005 at 03:03:09PM -0700, Bill Studenmund wrote:
> >=20
> > Other file systems have taken the root =3D=3D 2 behavior and used inode=
 1 for=20
> > special things.
>=20
> IIRC inode 0 =3D> file containing the inode table
>      inode 1 =3D> file containing the allocation bitmap
>      inode 2 =3D> swap space
> (or maybe in a slightly different order)

I think you're remembering something other than ffs. :-)

inode 2 is the root directory for ffs. inode 1 was historically the bad=20
blocks file, which was connected to no directory. See comments in=20
sys/ufs/ufs/dinode.h.

inode # 1 is also the number returned for whiteout directory entries. :-)

Take care,

Bill

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