dnlc_purge_vfsp
(void) dnlc_purge_vfsp(fsp->hsfs_vfs, 0);
(void) dnlc_purge_vfsp(mi->mi_vfsp, 0);
(void) dnlc_purge_vfsp(mi->mi_vfsp, 0);
(void) dnlc_purge_vfsp(vfsp, 0);
(void) dnlc_purge_vfsp(mi->mi_vfsp, 0);
(void) dnlc_purge_vfsp(mi->mi_vfsp, 0);
(void) dnlc_purge_vfsp(vfsp, 0);
(void) dnlc_purge_vfsp(vfsp, 0);
(void) dnlc_purge_vfsp(vfsp, 0);
(void) dnlc_purge_vfsp(vfsp, 0);
(void) dnlc_purge_vfsp(vfsp, 0);
(void) dnlc_purge_vfsp(zfsvfs->z_parent->z_vfs, 0);
(void) dnlc_purge_vfsp(zfsvfs->z_parent->z_vfs, 0);
int dnlc_purge_vfsp(vfs_t *, int);