linux-kernel - Re: [RFC PATCH v2 1/6] slub: Keep track of whether slub is on the per-node partial list

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Date:   Mon, 23 Oct 2023 17:22:05 +0100
From:   Matthew Wilcox <willy@...radead.org>
To:     chengming.zhou@...ux.dev
Cc:     cl@...ux.com, penberg@...nel.org, rientjes@...gle.com,
        iamjoonsoo.kim@....com, akpm@...ux-foundation.org, vbabka@...e.cz,
        roman.gushchin@...ux.dev, 42.hyeyoo@...il.com, pcc@...gle.com,
        tytso@....edu, maz@...nel.org, ruansy.fnst@...itsu.com,
        vishal.moola@...il.com, lrh2000@....edu.cn, hughd@...gle.com,
        linux-kernel@...r.kernel.org, linux-mm@...ck.org,
        Chengming Zhou <zhouchengming@...edance.com>
Subject: Re: [RFC PATCH v2 1/6] slub: Keep track of whether slub is on the
 per-node partial list

On Mon, Oct 23, 2023 at 01:32:27PM +0100, Matthew Wilcox wrote:
> _Assuming_ that it's safe to use the non-atomic flag setting, I'd
> rather see this done as ...
> 
> static inline void slab_set_node_partial(struct slab *slab)
> {
> 	__folio_set_workingset(slab_folio(slab));

Ugh, I meant to delete this line.  I meant to just write the next line.

> 	__set_bit(PG_workingset, folio_flags(slab_folio(slab), 0));
> }