49 	self->host_mntns = open("/proc/self/ns/mnt", O_RDONLY|O_CLOEXEC);  in FIXTURE_SETUP()
68 	ASSERT_SUCCESS(mkdir("/tmp/dummy/proc", 0755));  in FIXTURE_SETUP()
70 	self->host_pidns = open("/proc/self/ns/pid", O_RDONLY|O_CLOEXEC);  in FIXTURE_SETUP()
78 		ASSERT_SUCCESS(mount("/proc/self/ns/pid", "/tmp/dummy/pidns", NULL, MS_BIND, NULL));  in FIXTURE_SETUP()
79 		ASSERT_SUCCESS(mount("proc", "/tmp/dummy/proc", "proc", 0, NULL));  in FIXTURE_SETUP()
105 	ASSERT_SUCCESS(mkdir("/tmp/proc-host", 0755));  in TEST_F()
106 	ASSERT_SUCCESS(mount("proc", "/tmp/proc-host", "proc", 0, "pidns=/proc/self/ns/pid"));  in TEST_F()
107 	ASSERT_SUCCESS(access("/tmp/proc-host/self/", X_OK));  in TEST_F()
109 	ASSERT_SUCCESS(mkdir("/tmp/proc-dummy", 0755));  in TEST_F()
110 	ASSERT_SUCCESS(mount("proc", "/tmp/proc-dummy", "proc", 0, "pidns=/tmp/dummy/pidns"));  in TEST_F()
111 	ASSERT_ERRNO_EQ(-ENOENT, access("/tmp/proc-dummy/1/", X_OK));  in TEST_F()
112 	ASSERT_ERRNO_EQ(-ENOENT, access("/tmp/proc-dummy/self/", X_OK));  in TEST_F()
117 	int fsfd = fsopen("proc", FSOPEN_CLOEXEC);  in TEST_F()
135 	int fsfd = fsopen("proc", FSOPEN_CLOEXEC);  in TEST_F()
153 	ASSERT_SUCCESS(mkdir("/tmp/proc", 0755));  in TEST_F()
154 	ASSERT_SUCCESS(mount("proc", "/tmp/proc", "proc", 0, ""));  in TEST_F()
156 	ASSERT_SUCCESS(access("/tmp/proc/1/", X_OK));  in TEST_F()
157 	ASSERT_SUCCESS(access("/tmp/proc/self/", X_OK));  in TEST_F()
159 	ASSERT_ERRNO_EQ(-EBUSY, mount(NULL, "/tmp/proc", NULL, MS_REMOUNT, "pidns=/tmp/dummy/pidns"));  in TEST_F()
161 	ASSERT_SUCCESS(access("/tmp/proc/1/", X_OK));  in TEST_F()
162 	ASSERT_SUCCESS(access("/tmp/proc/self/", X_OK));  in TEST_F()
167 	int fsfd = fsopen("proc", FSOPEN_CLOEXEC);  in TEST_F()
190 	int fsfd = fsopen("proc", FSOPEN_CLOEXEC);  in TEST_F()