{"provider_name":"Hatena Blog","provider_url":"https://hatena.blog","blog_title":"TenForward","image_url":null,"published":"2013-08-27 20:13:08","title":" PID Namespace \u5185\u306e reboot \u30b7\u30b9\u30c6\u30e0\u30b3\u30fc\u30eb","description":"lxc-devel ML \u3092\u306a\u3093\u3068\u306a\u304f\u773a\u3081\u3066\u3044\u305f\u3089 \"On any recent kernel, reboot syscall from inside a non-init pid-ns will not reboot the host.\" \u306a\u3093\u3066\u66f8\u3044\u3066\u3042\u308a\u307e\u3057\u305f\uff0e\u307b\u307b\u3045\uff0e\u3068\u3044\u3046\u308f\u3051\u3067\u8abf\u3079\u3066\u307f\u308b\u3068 kernel/sys.c \u306b\u3042\u308a\u307e\u3057\u305f\uff0e SYSCALL_DEFINE4(reboot, int, magic1, int, magic2, unsigned int, cmd, void __user *, arg) { struct pid_namespace *pid_ns = task_ac\u2026","version":"1.0","blog_url":"https://tenforward.hatenablog.com/","author_name":"defiant","categories":["Linux","Kernel"],"author_url":"https://blog.hatena.ne.jp/defiant/","height":"190","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Ftenforward.hatenablog.com%2Fentry%2F20130827%2F1377601988\" title=\" PID Namespace \u5185\u306e reboot \u30b7\u30b9\u30c6\u30e0\u30b3\u30fc\u30eb - TenForward\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","type":"rich","url":"https://tenforward.hatenablog.com/entry/20130827/1377601988","width":"100%"}