Re: [PATCH v14 6/8] mm: hugetlb: introduce nr_free_vmemmap_pages in the struct hstate

On Fri, Feb 05, 2021 at 03:29:43PM +0800, Miaohe Lin wrote:

quoted

+	if (likely(vmemmap_pages > RESERVE_VMEMMAP_NR))
+		h->nr_free_vmemmap_pages = vmemmap_pages - RESERVE_VMEMMAP_NR;

Not a problem. Should we set h->nr_free_vmemmap_pages to 0 in 'else' case explicitly ?

No, hstate fields are already zeroed.


-- 
Oscar Salvador
SUSE L3