[PATCH v3] xfs_quota: print quota id number if the name can't be found

[Dave Chinner]

On Thu, Apr 07, 2016 at 10:48:34PM +0800, Zorro Lang wrote:
> When use GETNEXTQUOTA ioctl to report project quota, it always
> report an unexpected quota:
> 
>   (null) 0 0 0 00 [--------]
> 
> The ID 0 store the default quota, even if no one set default quota,
> it still have quota accounting, but not enforced. So GETNEXTQUOTA
> can find and report this undefined quota.
> 
> From this problem, I thought if others' quota name miss, (null) will
> be printed too. e.g.
> 
>   # xfs_quota -xc "limit -u bsoft=300m bhard=400m test" $mnt
>   # xfs_quota -xc "report -u" $mnt
>   User ID          Used       Soft       Hard    Warn/Grace
>   ---------- --------------------------------------------------
>   root                0          0          0     00 [--------]
>   test                0     307200     409600     00 [--------]
>   # userdel -r test
>   # xfs_quota -xc "report -u" $mnt
>   User ID          Used       Soft       Hard    Warn/Grace
>   ---------- --------------------------------------------------
>   root                0          0          0     00 [--------]
>   (null)              0     307200     409600     00 [--------]
> 
> So this problem same with above id 0's problem. For deal with this,
> this patch will print id number if the name can't be found.
> 
> But if use old GETQUOTA ioctl, it won't print project id 0 quota
> information(if it's not defined). That's different with GETNEXTQUOTA.
> For keep consistent, this patch also print project id 0 when use old
> GETQUOTA.
> 
> Signed-off-by: Zorro Lang <zlang at redhat.com>

OK, so with this applied xfs/133 and xfs/134 both now fail with
this extra output:

+#0 0 0 0 00 [--------]

Can you send patches for these tests to filter out these lines so
that the tests pass again for both old and new xfsprogs?

Cheers,

Dave.
-- 
Dave Chinner
david at fromorbit.com