Re: [PATCH v12 0/7] add hugetlb_optimize_vmemmap sysctl
From: Andrew Morton
Date: Mon May 16 2022 - 14:46:36 EST
On Mon, 16 May 2022 18:22:04 +0800 Muchun Song <songmuchun@xxxxxxxxxxxxx> wrote:
> This series amis to add hugetlb_optimize_vmemmap sysctl to enable or disable
> the feature of optimizing vmemmap pages associated with HugeTLB pages.
>
> v12:
> - Add patch 3 and patch 4 to handle the coexistence of hugetlb_free_vmemmap
> and memory_hotplug.memmap_on_memory (David).
> - Remove Reviewed-by from Mike in the last parch since it is changed.
v11 is in mm-stable now, so please send patches against that. AFAICT
that will be quite straightforward.