vfs_vget
if (vfsops->vfs_vget == NULL) {
vfsops->vfs_vget = vfs_stdvget;
error = (mp->mnt_op->vfs_vget)(mp, dvp, ino, vpp);
int vfs_vget(struct mount *mp, struct vnode *dvp,
vfs_vget_t *vfs_vget;
vfs_vget(MP, DVP, INO, VPP)
.vfs_vget = devfs_vfs_vget,
.vfs_vget = vfs_stdvget,
.vfs_vget = ext2_vget,
.vfs_vget = hammer_vfs_vget,
.vfs_vget = hammer2_vfs_vget,
.vfs_vget = hpfs_vget,
.vfs_vget = cd9660_vget,
.vfs_vget = ffs_vget,
.vfs_vget = ntfs_vget,
.vfs_vget = udf_vget,
.vfs_vget = ffs_vget,