mm: Fix typo in cleancache.txt

Correct spelling "implementatation" to "implementation" in
Documentation/vm/cleancache.txt

Signed-off-by: Masanari Iida <standby24x7@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>

diff --git a/Documentation/vm/cleancache.txt b/Documentation/vm/cleancache.txt
index 36c367c..d5c615a 100644 (file)
--- a/Documentation/vm/cleancache.txt
+++ b/Documentation/vm/cleancache.txt
@@ -92,7 +92,7 @@ failed_gets   - number of gets that failed
 puts           - number of puts attempted (all "succeed")
 flushes                - number of flushes attempted
 
-A backend implementatation may provide additional metrics.
+A backend implementation may provide additional metrics.
 
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