1061 static int anon_vma_compatible(struct vm_area_struct *a, struct vm_area_struct *b)  in anon_vma_compatible()  argument
1063 	return a->vm_end == b->vm_start &&  in anon_vma_compatible()
1064 		mpol_equal(vma_policy(a), vma_policy(b)) &&  in anon_vma_compatible()
1065 		a->vm_file == b->vm_file &&  in anon_vma_compatible()
1066 		!((a->vm_flags ^ b->vm_flags) & ~(VM_ACCESS_FLAGS | VM_SOFTDIRTY)) &&  in anon_vma_compatible()
1067 		b->vm_pgoff == a->vm_pgoff + ((b->vm_start - a->vm_start) >> PAGE_SHIFT);  in anon_vma_compatible()
1092 static struct anon_vma *reusable_anon_vma(struct vm_area_struct *old, struct vm_area_struct *a, str…  in reusable_anon_vma()  argument
1094 	if (anon_vma_compatible(a, b)) {  in reusable_anon_vma()
1453 	struct mmap_arg_struct a;  in SYSCALL_DEFINE1()  local
1455 	if (copy_from_user(&a, arg, sizeof(a)))  in SYSCALL_DEFINE1()
1457 	if (offset_in_page(a.offset))  in SYSCALL_DEFINE1()
1460 	return ksys_mmap_pgoff(a.addr, a.len, a.prot, a.flags, a.fd,  in SYSCALL_DEFINE1()
1461 			       a.offset >> PAGE_SHIFT);  in SYSCALL_DEFINE1()