Patchwork [3/7] dm: documentation fix

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Date Nov. 27, 2017, 3:02 p.m.
Message ID <>
Download mbox | patch
Permalink /patch/10076985/
State Accepted, archived
Delegated to: Mike Snitzer
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Comments - Nov. 27, 2017, 3:02 p.m.
From: mulhern <>

Delete obsoleted paragraph

The 'mq' policy is no longer the default policy, and the default policy,
'smq', does not store hit counts.

Signed-off-by: mulhern <>
 Documentation/device-mapper/cache.txt | 5 -----
 1 file changed, 5 deletions(-)


diff --git a/Documentation/device-mapper/cache.txt b/Documentation/device-mapper/cache.txt
index cdfd0fe..0435244 100644
--- a/Documentation/device-mapper/cache.txt
+++ b/Documentation/device-mapper/cache.txt
@@ -143,11 +143,6 @@  the policy how big this chunk is, but it should be kept small.  Like the
 dirty flags this data is lost if there's a crash so a safe fallback
 value should always be possible.
-For instance, the 'mq' policy, which is currently the default policy,
-uses this facility to store the hit count of the cache blocks.  If
-there's a crash this information will be lost, which means the cache
-may be less efficient until those hit counts are regenerated.
 Policy hints affect performance, not correctness.
 Policy messaging