Re: [RFC PATCH 1/3] mm: avoid unnecessary lru drain for wp_can_reuse_anon_folio()

[Shakeel Butt]

On Thu, Jun 11, 2026 at 06:51:22PM +0800, Barry Song (Xiaomi) wrote:
> We always unconditionally drain the LRU before retrying anon folio
> reuse in wp_can_reuse_anon_folio(). Instead, assume !LRU anon folios
> are in lru_cache, and use the refcount to avoid many unnecessary LRU
> drains.
> 
> Signed-off-by: Barry Song (Xiaomi) <baohua@xxxxxxxxxx>

Acked-by: Shakeel Butt <shakeel.butt@xxxxxxxxx>