Re: [PATCH] Documentation/sysctl/vm.txt: Fix drop_caches bit number

From: Jonathan Corbet
Date: Mon Jan 14 2019 - 19:25:21 EST


On Fri, 11 Jan 2019 17:14:10 +0100
Vincent Whitchurch <vincent.whitchurch@xxxxxxxx> wrote:

> Bits are usually numbered starting from zero, so 4 should be bit 2, not
> bit 3.
>
> Suggested-by: Matthew Wilcox <willy@xxxxxxxxxxxxx>
> Signed-off-by: Vincent Whitchurch <vincent.whitchurch@xxxxxxxx>
> ---
> Documentation/sysctl/vm.txt | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/Documentation/sysctl/vm.txt b/Documentation/sysctl/vm.txt
> index 187ce4f599a2..6af24cdb25cc 100644
> --- a/Documentation/sysctl/vm.txt
> +++ b/Documentation/sysctl/vm.txt
> @@ -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.

Applied, thanks.

jon