Re: [RFC 07/26] mm, slub: return slab page from get_partial() and set c->page afterwards

From: Vlastimil Babka
Date: Tue Jun 08 2021 - 06:48:56 EST


On 5/25/21 11:12 AM, Christoph Lameter wrote:
> On Tue, 25 May 2021, Vlastimil Babka wrote:
>
>> The function get_partial() finds a suitable page on a partial list, acquires
>> and returns its freelist and assigns the page pointer to kmem_cache_node.
> in kmem_cache_cpu ??
>
>> In later patch we will need more control over the kmem_cache_node assignment,
>
> kmem_cache_cpu?
>
>> so instead return the page pointer to get_partial()'s caller and assign it
>> there. No functional change as all of this still happens with disabled irq.
>
> Instead of passing a kmem_cache_cpu pointer pass a pointer to a pointer to
> a page ....

You're right, confused the two structures here. Fixed, thanks.