[PATCH v2 21/47] mm: workingset: dynamically allocate the mm-shadow shrinker

[Muchun Song]

> On Jul 24, 2023, at 17:43, Qi Zheng <zhengqi.arch at bytedance.com> wrote:
> 
> Use new APIs to dynamically allocate the mm-shadow shrinker.
> 
> Signed-off-by: Qi Zheng <zhengqi.arch at bytedance.com>
> ---
> mm/workingset.c | 26 ++++++++++++++------------
> 1 file changed, 14 insertions(+), 12 deletions(-)
> 
> diff --git a/mm/workingset.c b/mm/workingset.c
> index 4686ae363000..4bc85f739b13 100644
> --- a/mm/workingset.c
> +++ b/mm/workingset.c
> @@ -762,12 +762,7 @@ static unsigned long scan_shadow_nodes(struct shrinker *shrinker,
> NULL);
> }
> 
> -static struct shrinker workingset_shadow_shrinker = {
> -	.count_objects = count_shadow_nodes,
> -	.scan_objects = scan_shadow_nodes,
> -	.seeks = 0, /* ->count reports only fully expendable nodes */
> -	.flags = SHRINKER_NUMA_AWARE | SHRINKER_MEMCG_AWARE,
> -};
> +static struct shrinker *workingset_shadow_shrinker;


Same as patch #17.