powerpc/ptrace/ptrace-pkey.c

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