Re: [PATCH v4] zram: Introduce an aged idle interface

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On Thu, Sep 23, 2021 at 06:01:15AM -0700, Brian Geffon wrote:
> This change introduces an aged idle interface to the existing
> idle sysfs file for zram.
> 
> When CONFIG_ZRAM_MEMORY_TRACKING is enabled the idle file
> now also accepts an integer argument. This integer is the
> age (in seconds) of pages to mark as idle. The idle file
> still supports 'all' as it always has. This new approach
> allows for much more control over which pages get marked
> as idle.
> 
>   v3 -> v4:
>         - Remove base10 restriction.
> 
>   v2 -> v3:
> 	- Correct unused variable warning when
> 	  CONFIG_ZRAM_MEMORY_TRACKING is not enabled.
>   v1 -> v2:
> 	- Switch to using existing idle file.
> 	- Dont compare ktime directly.
> 
> Signed-off-by: Brian Geffon <bgeffon@xxxxxxxxxx>
Acked-by: Minchan Kim <minchan@xxxxxxxxxx>



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