Re: [PATCH v3 2/3] mm: page_counters: put page_counter_calculate_protection() under CONFIG_MEMCG

[Johannes Weiner]

On Fri, Jul 26, 2024 at 08:31:09PM +0000, Roman Gushchin wrote:
> Put page_counter_calculate_protection() under CONFIG_MEMCG.
> 
> The protection functionality (min/low limits) is not supported by any
> other cgroup subsystem, so page_counter_calculate_protection() and
> related static effective_protection() can be compiled out if
> CONFIG_MEMCG is not enabled.
> 
> Signed-off-by: Roman Gushchin <roman.gushchin@xxxxxxxxx>
> Acked-by: Shakeel Butt <shakeel.butt@xxxxxxxxx>

Acked-by: Johannes Weiner <hannes@xxxxxxxxxxx>