28 		    "read on a guest_mem fd should fail");  in test_file_read_write()
30 		    "write on a guest_mem fd should fail");  in test_file_read_write()
32 		    "pread on a guest_mem fd should fail");  in test_file_read_write()
34 		    "pwrite on a guest_mem fd should fail");  in test_file_read_write()
51 	TEST_ASSERT(!ret, "fstat should succeed");  in test_file_size()
61 	TEST_ASSERT(!ret, "fallocate with aligned offset and size should succeed");  in test_fallocate()
65 	TEST_ASSERT(ret, "fallocate with unaligned offset should fail");  in test_fallocate()
68 	TEST_ASSERT(ret, "fallocate beginning at total_size should fail");  in test_fallocate()
71 	TEST_ASSERT(ret, "fallocate beginning after total_size should fail");  in test_fallocate()
75 	TEST_ASSERT(!ret, "fallocate(PUNCH_HOLE) at total_size should succeed");  in test_fallocate()
79 	TEST_ASSERT(!ret, "fallocate(PUNCH_HOLE) after total_size should succeed");  in test_fallocate()
83 	TEST_ASSERT(ret, "fallocate with unaligned size should fail");  in test_fallocate()
87 	TEST_ASSERT(!ret, "fallocate(PUNCH_HOLE) with aligned offset and size should succeed");  in test_fallocate()
90 	TEST_ASSERT(!ret, "fallocate to restore punched hole should succeed");  in test_fallocate()
118 			    "PUNCH_HOLE with !PAGE_SIZE offset (%lx) and/or length (%lx) should fail",  in test_invalid_punch_hole()
133 			    "guest_memfd() with non-page-aligned page size '0x%lx' should fail with EINVAL",  in test_create_guest_memfd_invalid()
140 			    "guest_memfd() with flag '0x%lx' should fail with EINVAL",  in test_create_guest_memfd_invalid()
151 	TEST_ASSERT(fd1 != -1, "memfd creation should succeed");  in test_create_guest_memfd_multiple()
154 	TEST_ASSERT(ret != -1, "memfd fstat should succeed");  in test_create_guest_memfd_multiple()
155 	TEST_ASSERT(st1.st_size == 4096, "memfd st_size should match requested size");  in test_create_guest_memfd_multiple()
158 	TEST_ASSERT(fd2 != -1, "memfd creation should succeed");  in test_create_guest_memfd_multiple()
161 	TEST_ASSERT(ret != -1, "memfd fstat should succeed");  in test_create_guest_memfd_multiple()
162 	TEST_ASSERT(st2.st_size == 8192, "second memfd st_size should match requested size");  in test_create_guest_memfd_multiple()
165 	TEST_ASSERT(ret != -1, "memfd fstat should succeed");  in test_create_guest_memfd_multiple()
166 	TEST_ASSERT(st1.st_size == 4096, "first memfd st_size should still match requested size");  in test_create_guest_memfd_multiple()
167 	TEST_ASSERT(st1.st_ino != st2.st_ino, "different memfd should have different inode numbers");  in test_create_guest_memfd_multiple()