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SubjectRe: [PATCH 1/1] sysctl: Fix 'one_thousand' defined but not used warning
On Sun, Jan 16, 2022 at 05:23:17PM -0800, Suren Baghdasaryan wrote:
> Fix the following warning issued when CONFIG_PERF_EVENTS is not
> defined:
>
> kernel/sysctl.c:125:12: warning: 'one_thousand' defined but not used [-Wunused-variable]
>
> Fixes: 39c65a94cd96 ("mm/pagealloc: sysctl: change watermark_scale_factor max limit to 30%")
> Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
> Signed-off-by: Suren Baghdasaryan <surenb@google.com>
> ---
> kernel/sysctl.c | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/kernel/sysctl.c b/kernel/sysctl.c
> index ef77be575d87..81a6f2d47f77 100644
> --- a/kernel/sysctl.c
> +++ b/kernel/sysctl.c
> @@ -122,7 +122,9 @@ static unsigned long one_ul = 1;
> static unsigned long long_max = LONG_MAX;
> static int one_hundred = 100;
> static int two_hundred = 200;
> +#ifdef CONFIG_PERF_EVENTS
> static int one_thousand = 1000;

what about moving one_thousand definition below to group it with
six_hundred_forty_kb var together, so that we can avoid one
#ifdef CONFIG_PERF_EVENTS ... #endif

> +#endif
> static int three_thousand = 3000;
> #ifdef CONFIG_PRINTK
> static int ten_thousand = 10000;
> --
> 2.34.1.703.g22d0c6ccf7-goog
>

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