linux-kernel - Re: [PATCH v3 1/1] kernel/sysctl.c: Add /proc/sys/vm/shrink

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Date:	Wed, 29 Jul 2015 08:07:38 -0400
From:	Johannes Weiner <hannes@...xchg.org>
To:	PINTU KUMAR <pintu.k@...sung.com>
Cc:	'Mel Gorman' <mgorman@...e.de>, akpm@...ux-foundation.org,
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Subject: Re: [PATCH v3 1/1] kernel/sysctl.c: Add /proc/sys/vm/shrink_memory
 feature

On Wed, Jul 29, 2015 at 10:41:10AM +0530, PINTU KUMAR wrote:
> I was talking about only the following case.
> Instead of hard coding the hibernation_mode in shrink_all_memory, 
> We can set it at runtime.
> 
> -               .hibernation_mode = 1,
> 
> +       if (system_entering_hibernation())
> +               sc.hibernation_mode = 1;
> +       else
> +               sc.hibernation_mode = 0;

Nobody outside hibernation uses this function (and likely never will).
The hardcoding is fine.
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