56 	unsigned long user_addr;  in do_usercopy_stack()  local
80 	user_addr = vm_mmap(NULL, 0, PAGE_SIZE,  in do_usercopy_stack()
83 	if (user_addr >= TASK_SIZE) {  in do_usercopy_stack()
90 		if (copy_to_user((void __user *)user_addr, good_stack,  in do_usercopy_stack()
97 		if (copy_to_user((void __user *)user_addr, bad_stack,  in do_usercopy_stack()
111 		if (copy_from_user(good_stack, (void __user *)user_addr,  in do_usercopy_stack()
118 		if (copy_from_user(bad_stack, (void __user *)user_addr,  in do_usercopy_stack()
126 	vm_munmap(user_addr, PAGE_SIZE);  in do_usercopy_stack()
135 	unsigned long user_addr;  in do_usercopy_heap_size()  local
148 	user_addr = vm_mmap(NULL, 0, PAGE_SIZE,  in do_usercopy_heap_size()
151 	if (user_addr >= TASK_SIZE) {  in do_usercopy_heap_size()
159 	test_user_addr = (void __user *)(user_addr + 16);  in do_usercopy_heap_size()
189 	vm_munmap(user_addr, PAGE_SIZE);  in do_usercopy_heap_size()
203 	unsigned char __user *user_addr;  in do_usercopy_heap_whitelist()  local
229 	user_addr = (void __user *)user_alloc;  in do_usercopy_heap_whitelist()
239 		if (copy_to_user(user_addr, buf + offset, size)) {  in do_usercopy_heap_whitelist()
245 		if (copy_to_user(user_addr, buf + offset - 1, size)) {  in do_usercopy_heap_whitelist()
251 		if (copy_from_user(buf + offset, user_addr, size)) {  in do_usercopy_heap_whitelist()
257 		if (copy_from_user(buf + offset - 1, user_addr, size)) {  in do_usercopy_heap_whitelist()
308 	unsigned long user_addr;  in lkdtm_USERCOPY_KERNEL()  local
310 	user_addr = vm_mmap(NULL, 0, PAGE_SIZE,  in lkdtm_USERCOPY_KERNEL()
313 	if (user_addr >= TASK_SIZE) {  in lkdtm_USERCOPY_KERNEL()
320 	if (copy_to_user((void __user *)user_addr, test_text,  in lkdtm_USERCOPY_KERNEL()
328 	if (copy_to_user((void __user *)user_addr, function_nocfi(vm_mmap),  in lkdtm_USERCOPY_KERNEL()
336 	vm_munmap(user_addr, PAGE_SIZE);  in lkdtm_USERCOPY_KERNEL()