[PATCH 12/15] mm/swap: fix the obsolete comment for SWP_TYPE_SHIFT

[Miaohe Lin]

Since commit 3159f943aafd ("xarray: Replace exceptional entries"), there
is only one bit of 'type' can be shifted up. Update the corresponding
comment.

Signed-off-by: Miaohe Lin <linmiaohe@xxxxxxxxxx>
---
 include/linux/swapops.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/include/linux/swapops.h b/include/linux/swapops.h
index 7db424e2dcb1..bb7afd03a324 100644
--- a/include/linux/swapops.h
+++ b/include/linux/swapops.h
@@ -13,10 +13,10 @@
  * get good packing density in that tree, so the index should be dense in
  * the low-order bits.
  *
- * We arrange the `type' and `offset' fields so that `type' is at the seven
+ * We arrange the `type' and `offset' fields so that `type' is at the six
  * high-order bits of the swp_entry_t and `offset' is right-aligned in the
  * remaining bits.  Although `type' itself needs only five bits, we allow for
- * shmem/tmpfs to shift it all up a further two bits: see swp_to_radix_entry().
+ * shmem/tmpfs to shift it all up a further one bit: see swp_to_radix_entry().
  *
  * swp_entry_t's are *never* stored anywhere in their arch-dependent format.
  */
-- 
2.23.0