BLKCPY_GUARD
dstbuf = kmem_alloc(BLKCPY_TESTLEN + 8 + 2 * BLKCPY_GUARD,
dst = dstbuf + BLKCPY_GUARD;
2 * BLKCPY_GUARD);
2 * BLKCPY_GUARD; off++) {
if (off >= BLKCPY_GUARD + doff
&& off < BLKCPY_GUARD +
kmem_free(dstbuf, BLKCPY_TESTLEN + 8 + 2 * BLKCPY_GUARD);