lfs_reserve
int lfs_reserve(struct lfs *, struct vnode *, struct vnode *, int);
error = lfs_reserve(fs, ovp, NULL,
lfs_reserve(fs, ovp, NULL,
if ((error = lfs_reserve(fs, ovp, NULL,
lfs_reserve(fs, ovp, NULL,
lfs_reserve(fs, ovp, NULL,
lfs_reserve(fs, ovp, NULL,
lfs_reserve(fs, ovp, NULL,
if ((error = lfs_reserve(fs, dvp, vp, LFS_NRESERVE(fs))) != 0)
lfs_reserve(fs, dvp, vp, -LFS_NRESERVE(fs));
lfs_reserve(fs, dvp, NULL, -LFS_NRESERVE(fs));
error = lfs_reserve(fs, vp, NULL,
lfs_reserve(fs, vp, NULL,
lfs_reserve(fs, vp, NULL,