mm_types.h does not have zap_flags_t in it so use mm.h instead in hugetlb.h. Fixes this build error: In file included from ../drivers/virt/nitro_enclaves/ne_misc_dev.c:16:0: ../include/linux/hugetlb.h:414:4: error: unknown type name ‘zap_flags_t’; did you mean ‘vm_flags_t’? zap_flags_t zap_flags) Signed-off-by: Randy Dunlap <rdunlap@xxxxxxxxxxxxx> Cc: Signed-off-by: Peter Xu <peterx@xxxxxxxxxx> Cc: Mike Kravetz <mike.kravetz@xxxxxxxxxx> Cc: linux-mm@xxxxxxxxx Cc: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- Fixes: mm-hugetlb-only-drop-uffd-wp-special-pte-if-required-fix.patch include/linux/hugetlb.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/include/linux/hugetlb.h +++ b/include/linux/hugetlb.h @@ -2,7 +2,7 @@ #ifndef _LINUX_HUGETLB_H #define _LINUX_HUGETLB_H -#include <linux/mm_types.h> +#include <linux/mm.h> #include <linux/mmdebug.h> #include <linux/fs.h> #include <linux/hugetlb_inline.h>