1 // SPDX-License-Identifier: GPL-2.0
45 	pid_t pid = -1;  in call_clone3_set_tid()
56 		ksft_print_msg("%s - Failed to create new process\n",  in call_clone3_set_tid()
58 		return -errno;  in call_clone3_set_tid()
66 		ksft_print_msg("I am the child, my PID is %d (expected %d)\n",  in call_clone3_set_tid()
97 		ksft_print_msg("I am the parent (%d). My child's pid is %d\n",  in call_clone3_set_tid()
103 		return -1;  in call_clone3_set_tid()
108 		return -errno;  in call_clone3_set_tid()
112 		return -1;  in call_clone3_set_tid()
133 		"[%d] clone3() with CLONE_SET_TID %d says: %d - expected %d\n",  in test_clone3_set_tid()
146 	int ret = -1;  in main()
164 			"%s - Could not open /proc/sys/kernel/pid_max\n",  in main()
173 			    set_tid, MAX_PID_NS_LEVEL + 1, 0, -EINVAL, 0, 0);  in main()
176 			    set_tid, MAX_PID_NS_LEVEL * 2, 0, -EINVAL, 0, 0);  in main()
180 			    -EINVAL, 0, 0);  in main()
183 			    set_tid, MAX_PID_NS_LEVEL * 42, 0, -EINVAL, 0, 0);  in main()
186 	 * This can actually work if this test running in a MAX_PID_NS_LEVEL - 1  in main()
190 			    set_tid, MAX_PID_NS_LEVEL - 1, 0, -EINVAL, 0, 0);  in main()
194 			    set_tid, MAX_PID_NS_LEVEL + 1, 0, -EINVAL, 0, 0);  in main()
197 			    set_tid, MAX_PID_NS_LEVEL * 2, 0, -EINVAL, 0, 0);  in main()
201 			    -EINVAL, 0, 0);  in main()
204 			    set_tid, MAX_PID_NS_LEVEL * 42, 0, -EINVAL, 0, 0);  in main()
207 	 * This can actually work if this test running in a MAX_PID_NS_LEVEL - 1  in main()
211 			    set_tid, MAX_PID_NS_LEVEL - 1, 0, -EINVAL, 0, 0);  in main()
217 			    set_tid, 1, 0, -EINVAL, 0, 0);  in main()
219 	set_tid[0] = -1;  in main()
220 	test_clone3_set_tid("valid size, -1 TID",  in main()
221 			    set_tid, 1, 0, -EINVAL, 0, 0);  in main()
224 	test_clone3_set_tid("2 TIDs, -1 and 0",  in main()
225 			    set_tid, 2, 0, -EINVAL, 0, 0);  in main()
229 		test_clone3_set_tid("valid size, -1 TID",  in main()
230 				    set_tid, 1, CLONE_NEWPID, -EINVAL, 0, 0);  in main()
234 	/* Try with a valid PID (1) this should return -EEXIST. */  in main()
238 				    set_tid, 1, 0, -EEXIST, 0, 0);  in main()
252 			    set_tid, 1, 0, -EINVAL, 0, 0);  in main()
256 				    set_tid, 1, CLONE_NEWPID, -EINVAL, 0, 0);  in main()
263 		 * that all those tests are skipped as non-root.  in main()
265 		ksft_cnt.ksft_xskip += ksft_plan - ksft_test_num();  in main()
269 	/* Find the current active PID */  in main()
285 			    set_tid, 1, CLONE_NEWPID, -EINVAL, 0, 0);  in main()
298 	if (unshare(CLONE_NEWPID) == -1)  in main()
306 			    set_tid, 1, 0, -EINVAL, 0, 0);  in main()
312 		 * This and the next test cases check that all pid-s are  in main()
316 		set_tid[1] = -1;  in main()
317 		test_clone3_set_tid("check leak on invalid TID -1",  in main()
318 				    set_tid, 2, 0, -EINVAL, 0, 0);  in main()
322 		test_clone3_set_tid("check leak on invalid specific TID",  in main()
331 		set_tid[1] = -1;  in main()
335 				    set_tid, 3, CLONE_NEWPID, -EINVAL, 0, 0);  in main()
346 				    set_tid, 4, CLONE_NEWPID, -EINVAL, 0, 0);  in main()
369 			"%s - Could not open %s\n",  in main()
372 	while (getline(&line, &len, f) != -1) {  in main()
374 			int i;  in main()  local
377 			i = sscanf(line, "NSpid:\t%d\t%d\t%d",  in main()
379 			if (i != 3) {  in main()
398 		ret = -errno;  in main()
405 	ksft_cnt.ksft_pass += 6 - (ksft_cnt.ksft_fail - WEXITSTATUS(status));  in main()