On 8/7/20 2:12 AM, Wei Yang wrote: > Before proper processing, huge_pte_alloc() would be called > un-conditionally. It is not necessary to do this when ptep is NULL.
Worse, that extra call is a bug. I believe Andrew pulled this patch into his queue. It still could use a review. https://lore.kernel.org/linux-mm/e670f327-5cf9-1959-96e4-6dc7cc30d...@oracle.com/ -- Mike Kravetz
