ZFS can't delete files when over quota

[Bryan Drewery]

Is this known?

# pwd
/tank/distfiles/freebsd
# rm -f ./KDE/qt-everywhere-opensource-src-4.7.4.tar.gz
rm: ./KDE/qt-everywhere-opensource-src-4.7.4.tar.gz: Disc quota exceeded

# zfs list -r tank/distfiles
NAME                     USED  AVAIL  REFER  MOUNTPOINT
tank/distfiles          10.0G      0    25K  /tank/distfiles
tank/distfiles/freebsd  10.0G      0  10.0G  /tank/distfiles/freebsd
tank/distfiles/gentoo     80K      0    80K  /tank/distfiles/gentoo

# zfs list -rt snapshot tank/distfiles
no datasets available

# zfs get -s local all tank/distfiles
NAME            PROPERTY               VALUE
    SOURCE
tank/distfiles  quota                  10G
    local
tank/distfiles  sharenfs               -maproot=root -network
10.10.0.0/16  local
tank/distfiles  compression            off
    local
tank/distfiles  primarycache           metadata
    local
tank/distfiles  secondarycache         metadata
    local
tank/distfiles  com.sun:auto-snapshot  false
    local

Bryan