36 	char *kmem;  member
52 	char *kmem = priv->kmem;  in usercopy_test_check_nonzero_user()  local
66 	kmem += start;  in usercopy_test_check_nonzero_user()
83 	memset(kmem, 0x0, size);  in usercopy_test_check_nonzero_user()
85 		kmem[i] = 0xff;  in usercopy_test_check_nonzero_user()
87 		kmem[i] = 0xff;  in usercopy_test_check_nonzero_user()
89 	KUNIT_EXPECT_EQ_MSG(test, copy_to_user(umem, kmem, size), 0,  in usercopy_test_check_nonzero_user()
96 			int expected = is_zeroed(kmem + start, len);  in usercopy_test_check_nonzero_user()
111 	char *kmem = priv->kmem;  in usercopy_test_copy_struct_from_user()  local
132 	memset(kmem, 0x0, size);  in usercopy_test_copy_struct_from_user()
133 	KUNIT_EXPECT_EQ_MSG(test, copy_struct_from_user(kmem, ksize, umem, usize), 0,  in usercopy_test_copy_struct_from_user()
135 	KUNIT_EXPECT_MEMEQ_MSG(test, kmem, expected, ksize,  in usercopy_test_copy_struct_from_user()
145 	memset(kmem, 0x0, size);  in usercopy_test_copy_struct_from_user()
146 	KUNIT_EXPECT_EQ_MSG(test, copy_struct_from_user(kmem, ksize, umem, usize), 0,  in usercopy_test_copy_struct_from_user()
148 	KUNIT_EXPECT_MEMEQ_MSG(test, kmem, expected, ksize,  in usercopy_test_copy_struct_from_user()
155 	memset(kmem, 0x0, size);  in usercopy_test_copy_struct_from_user()
156 	KUNIT_EXPECT_EQ_MSG(test, copy_struct_from_user(kmem, ksize, umem, usize), -E2BIG,  in usercopy_test_copy_struct_from_user()
167 	memset(kmem, 0x0, size);  in usercopy_test_copy_struct_from_user()
168 	KUNIT_EXPECT_EQ_MSG(test, copy_struct_from_user(kmem, ksize, umem, usize), 0,  in usercopy_test_copy_struct_from_user()
170 	KUNIT_EXPECT_MEMEQ_MSG(test, kmem, expected, ksize,  in usercopy_test_copy_struct_from_user()
181 	char *kmem = priv->kmem;  in usercopy_test_valid()  local
183 	memset(kmem, 0x3a, PAGE_SIZE * 2);  in usercopy_test_valid()
184 	KUNIT_EXPECT_EQ_MSG(test, 0, copy_to_user(usermem, kmem, PAGE_SIZE),  in usercopy_test_valid()
186 	memset(kmem, 0x0, PAGE_SIZE);  in usercopy_test_valid()
187 	KUNIT_EXPECT_EQ_MSG(test, 0, copy_from_user(kmem, usermem, PAGE_SIZE),  in usercopy_test_valid()
189 	KUNIT_EXPECT_MEMEQ_MSG(test, kmem, kmem + PAGE_SIZE, PAGE_SIZE,  in usercopy_test_valid()
223 	char *kmem = priv->kmem;  in usercopy_test_invalid()  local
224 	u64 *kmem_u64 = (u64 *)kmem;  in usercopy_test_invalid()
233 	memset(kmem, 0x5a, PAGE_SIZE);  in usercopy_test_invalid()
234 	memset(kmem + PAGE_SIZE, 0, PAGE_SIZE);  in usercopy_test_invalid()
237 	KUNIT_EXPECT_NE_MSG(test, copy_from_user(kmem, (char __user *)(kmem + PAGE_SIZE),  in usercopy_test_invalid()
242 	KUNIT_EXPECT_MEMEQ_MSG(test, kmem + PAGE_SIZE, kmem, PAGE_SIZE,  in usercopy_test_invalid()
252 	KUNIT_EXPECT_NE_MSG(test, copy_from_user(bad_usermem, (char __user *)kmem,  in usercopy_test_invalid()
256 	KUNIT_EXPECT_NE_MSG(test, copy_to_user((char __user *)kmem, kmem + PAGE_SIZE,  in usercopy_test_invalid()
260 	KUNIT_EXPECT_NE_MSG(test, copy_to_user((char __user *)kmem, bad_usermem,  in usercopy_test_invalid()
268 		KUNIT_EXPECT_NE_MSG(test, get_user(val_##size, (size __user *)kmem), 0,	\  in usercopy_test_invalid()
274 		KUNIT_EXPECT_NE_MSG(test, put_user(val_##size, (size __user *)kmem), 0,	\  in usercopy_test_invalid()
304 	priv->kmem = kunit_kmalloc(test, priv->size, GFP_KERNEL);  in usercopy_test_init()
305 	KUNIT_ASSERT_NOT_ERR_OR_NULL(test, priv->kmem);  in usercopy_test_init()