dm cache: fix grammar in cache-policies.txt

Use possessive pronoun where appropriate, instead of contraction.

Signed-off-by: mulhern <amulhern@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
This commit is contained in:
mulhern 2017-11-27 10:02:40 -05:00 committed by Mike Snitzer
parent 424da29c5a
commit 677210462d

View File

@ -60,7 +60,7 @@ Memory usage:
The mq policy used a lot of memory; 88 bytes per cache block on a 64
bit machine.
smq uses 28bit indexes to implement it's data structures rather than
smq uses 28bit indexes to implement its data structures rather than
pointers. It avoids storing an explicit hit count for each block. It
has a 'hotspot' queue, rather than a pre-cache, which uses a quarter of
the entries (each hotspot block covers a larger area than a single
@ -84,7 +84,7 @@ resulting in better promotion/demotion decisions.
Adaptability:
The mq policy maintained a hit count for each cache block. For a
different block to get promoted to the cache it's hit count has to
different block to get promoted to the cache its hit count has to
exceed the lowest currently in the cache. This meant it could take a
long time for the cache to adapt between varying IO patterns.