48 	umount2("/proc", MNT_DETACH);  in pid_max_cb()
50 	ret = mount("proc", "/proc", "proc", 0, NULL);  in pid_max_cb()
52 		fprintf(stderr, "%m - Failed to mount proc\n");  in pid_max_cb()
56 	fd = open("/proc/sys/kernel/pid_max", O_RDWR | O_CLOEXEC | O_NOCTTY);  in pid_max_cb()
94 	umount2("/proc", MNT_DETACH);  in pid_max_nested_inner()
96 	ret = mount("proc", "/proc", "proc", 0, NULL);  in pid_max_nested_inner()
98 		fprintf(stderr, "%m - Failed to mount proc\n");  in pid_max_nested_inner()
102 	fd = open("/proc/sys/kernel/pid_max", O_RDWR | O_CLOEXEC | O_NOCTTY);  in pid_max_nested_inner()
169 	umount2("/proc", MNT_DETACH);  in pid_max_nested_outer()
171 	ret = mount("proc", "/proc", "proc", 0, NULL);  in pid_max_nested_outer()
173 		fprintf(stderr, "%m - Failed to mount proc\n");  in pid_max_nested_outer()
177 	fd = open("/proc/sys/kernel/pid_max", O_RDWR | O_CLOEXEC | O_NOCTTY);  in pid_max_nested_outer()
238 	umount2("/proc", MNT_DETACH);  in pid_max_nested_limit_inner()
240 	ret = mount("proc", "/proc", "proc", 0, NULL);  in pid_max_nested_limit_inner()
242 		fprintf(stderr, "%m - Failed to mount proc\n");  in pid_max_nested_limit_inner()
246 	fd = open("/proc/sys/kernel/pid_max", O_RDWR | O_CLOEXEC | O_NOCTTY);  in pid_max_nested_limit_inner()
295 	umount2("/proc", MNT_DETACH);  in pid_max_nested_limit_outer()
297 	ret = mount("proc", "/proc", "proc", 0, NULL);  in pid_max_nested_limit_outer()
299 		fprintf(stderr, "%m - Failed to mount proc\n");  in pid_max_nested_limit_outer()
303 	fd = open("/proc/sys/kernel/pid_max", O_RDWR | O_CLOEXEC | O_NOCTTY);  in pid_max_nested_limit_outer()