Messages in this thread | | | Subject | Re: [patch 113/131] mm: balance LRU lists based on relative thrashing | From | Alex Shi <> | Date | Tue, 9 Jun 2020 17:15:33 +0800 |
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在 2020/6/4 上午7:03, Andrew Morton 写道: > > + /* XXX: Move to lru_cache_add() when it supports new vs putback */
Hi Hannes,
Sorry for a bit lost, would you like to explain a bit more of your idea here?
> + spin_lock_irq(&page_pgdat(page)->lru_lock); > + lru_note_cost(page); > + spin_unlock_irq(&page_pgdat(page)->lru_lock); > +
What could we see here w/o the lru_lock?
Thanks Alex
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