Re: [External] Re: [PATCH v15 4/8] mm: hugetlb: alloc the vmemmap pages associated with each HugeTLB page

From: Michal Hocko
Date: Wed Feb 17 2021 - 03:15:44 EST


On Tue 16-02-21 11:44:34, Mike Kravetz wrote:
[...]
> If we are not going to do the allocations under the lock, then we will need
> to either preallocate or take the workqueue approach.

We can still drop the lock temporarily right? As we already do before
calling destroy_compound_gigantic_page...

--
Michal Hocko
SUSE Labs