MTE can be supported on ram based filesystem. It is supported on tmpfs. There is use case to use MTE on hugetlbfs as well, adding MTE support. Signed-off-by: Yang Shi <yang@xxxxxxxxxxxxxxxxxxxxxx> --- fs/hugetlbfs/inode.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/hugetlbfs/inode.c b/fs/hugetlbfs/inode.c index ecad73a4f713..c34faef62daf 100644 --- a/fs/hugetlbfs/inode.c +++ b/fs/hugetlbfs/inode.c @@ -110,7 +110,7 @@ static int hugetlbfs_file_mmap(struct file *file, struct vm_area_struct *vma) * way when do_mmap unwinds (may be important on powerpc * and ia64). */ - vm_flags_set(vma, VM_HUGETLB | VM_DONTEXPAND); + vm_flags_set(vma, VM_HUGETLB | VM_DONTEXPAND | VM_MTE_ALLOWED); vma->vm_ops = &hugetlb_vm_ops; ret = seal_check_write(info->seals, vma); -- 2.41.0
