config HUGETLB_PAGE
def_bool HUGETLBFS
+config HUGETLB_PAGE_FREE_VMEMMAP
+ def_bool HUGETLB_PAGE
+ depends on X86_64
+ depends on SPARSEMEM_VMEMMAP
+
+config HUGETLB_PAGE_FREE_VMEMMAP_DEFAULT_ON
+ bool "Default freeing vmemmap pages of HugeTLB to on"
+ default n
+ depends on HUGETLB_PAGE_FREE_VMEMMAP
+ help
+ When using HUGETLB_PAGE_FREE_VMEMMAP, the freeing unused vmemmap
+ pages associated with each HugeTLB page is default off. Say Y here
+ to enable freeing vmemmap pages of HugeTLB by default. It can then
+ be disabled on the command line via hugetlb_free_vmemmap=off.
+
config MEMFD_CREATE
def_bool TMPFS || HUGETLBFS