74 	int ret;  in child()  local
77 	ret = wait_parent(&info->child_sync);  in child()
78 	if (ret)  in child()
79 		return ret;  in child()
131 	ret = prod_parent(&info->child_sync);  in child()
132 	CHILD_FAIL_IF(ret, &info->child_sync);  in child()
134 	ret = wait_parent(&info->child_sync);  in child()
135 	if (ret)  in child()
136 		return ret;  in child()
147 	ret = prod_parent(&info->child_sync);  in child()
148 	CHILD_FAIL_IF(ret, &info->child_sync);  in child()
150 	ret = wait_parent(&info->child_sync);  in child()
151 	if (ret)  in child()
152 		return ret;  in child()
164 	ret = prod_parent(&info->child_sync);  in child()
165 	CHILD_FAIL_IF(ret, &info->child_sync);  in child()
167 	ret = wait_parent(&info->child_sync);  in child()
168 	if (ret)  in child()
169 		return ret;  in child()
179 	ret = prod_parent(&info->child_sync);  in child()
180 	CHILD_FAIL_IF(ret, &info->child_sync);  in child()
188 	int ret, status;  in parent()  local
194 	ret = ptrace_read_regs(pid, NT_PPC_PKEY, regs, 3);  in parent()
195 	PARENT_SKIP_IF_UNSUPPORTED(ret, &info->child_sync, "PKEYs not supported");  in parent()
196 	PARENT_FAIL_IF(ret, &info->child_sync);  in parent()
203 	ret = prod_child(&info->child_sync);  in parent()
204 	PARENT_FAIL_IF(ret, &info->child_sync);  in parent()
206 	ret = wait_child(&info->child_sync);  in parent()
207 	if (ret)  in parent()
208 		return ret;  in parent()
211 	ret = ptrace_read_regs(pid, NT_PPC_PKEY, regs, 3);  in parent()
212 	PARENT_FAIL_IF(ret, &info->child_sync);  in parent()
222 	ret = ptrace_write_regs(pid, NT_PPC_PKEY, &info->amr2, 1);  in parent()
223 	PARENT_FAIL_IF(ret, &info->child_sync);  in parent()
228 	ret = prod_child(&info->child_sync);  in parent()
229 	PARENT_FAIL_IF(ret, &info->child_sync);  in parent()
231 	ret = wait_child(&info->child_sync);  in parent()
232 	if (ret)  in parent()
233 		return ret;  in parent()
236 	ret = ptrace_write_regs(pid, NT_PPC_PKEY, &info->invalid_amr, 1);  in parent()
237 	PARENT_FAIL_IF(ret, &info->child_sync);  in parent()
242 	ret = prod_child(&info->child_sync);  in parent()
243 	PARENT_FAIL_IF(ret, &info->child_sync);  in parent()
245 	ret = wait_child(&info->child_sync);  in parent()
246 	if (ret)  in parent()
247 		return ret;  in parent()
252 	ret = ptrace_write_regs(pid, NT_PPC_PKEY, regs, 2);  in parent()
253 	PARENT_FAIL_IF(!ret, &info->child_sync);  in parent()
260 	ret = ptrace_write_regs(pid, NT_PPC_PKEY, regs, 3);  in parent()
261 	PARENT_FAIL_IF(!ret, &info->child_sync);  in parent()
267 	ret = ptrace_read_regs(pid, NT_PPC_PKEY, regs, 3);  in parent()
268 	PARENT_FAIL_IF(ret, &info->child_sync);  in parent()
278 	ret = prod_child(&info->child_sync);  in parent()
279 	PARENT_FAIL_IF(ret, &info->child_sync);  in parent()
281 	ret = wait(&status);  in parent()
282 	if (ret != pid) {  in parent()
284 		ret = TEST_PASS;  in parent()
287 		ret = TEST_FAIL;  in parent()
289 		ret = WEXITSTATUS(status) ? TEST_FAIL : TEST_PASS;  in parent()
291 	return ret;  in parent()
298 	int ret;  in ptrace_pkey()  local
304 	ret = init_child_sync(&info->child_sync);  in ptrace_pkey()
305 	if (ret)  in ptrace_pkey()
306 		return ret;  in ptrace_pkey()
311 		ret = TEST_FAIL;  in ptrace_pkey()
313 		ret = child(info);  in ptrace_pkey()
315 		ret = parent(info, pid);  in ptrace_pkey()
324 	return ret;  in ptrace_pkey()