Documentation/sysctl/vm.txt: Fix drop_caches bit number
authorVincent Whitchurch <vincent.whitchurch@axis.com>
Fri, 11 Jan 2019 16:14:10 +0000 (17:14 +0100)
committerJonathan Corbet <corbet@lwn.net>
Tue, 15 Jan 2019 00:25:04 +0000 (17:25 -0700)
Bits are usually numbered starting from zero, so 4 should be bit 2, not
bit 3.

Suggested-by: Matthew Wilcox <willy@infradead.org>
Signed-off-by: Vincent Whitchurch <vincent.whitchurch@axis.com>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Documentation/sysctl/vm.txt

index 187ce4f599a267eed30f655b81580a89b45ce33c..6af24cdb25ccb51a947d0bf50f3442b53a963d81 100644 (file)
@@ -237,7 +237,7 @@ used:
        cat (1234): drop_caches: 3
 
 These are informational only.  They do not mean that anything is wrong
-with your system.  To disable them, echo 4 (bit 3) into drop_caches.
+with your system.  To disable them, echo 4 (bit 2) into drop_caches.
 
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