| #include <linux/spinlock.h> |
| * A structure to contain pointers to all per-process |
| * namespaces - fs (mount), uts, network, sysvipc, etc. |
| * 'count' is the number of tasks holding a reference. |
| * The count for each namespace, then, will be the number |
| * of nsproxies pointing to it, not the number of tasks. |
| * The nsproxy is shared by tasks which share all namespaces. |
| * As soon as a single namespace is cloned or unshared, the |
| struct uts_namespace *uts_ns; |
| struct ipc_namespace *ipc_ns; |
| struct namespace *namespace; |
| extern struct nsproxy init_nsproxy; |
| struct nsproxy *dup_namespaces(struct nsproxy *orig); |
| int copy_namespaces(int flags, struct task_struct *tsk); |
| void get_task_namespaces(struct task_struct *tsk); |
| void free_nsproxy(struct nsproxy *ns); |
| static inline void put_nsproxy(struct nsproxy *ns) |
| if (atomic_dec_and_test(&ns->count)) { |
| static inline void exit_task_namespaces(struct task_struct *p) |
| struct nsproxy *ns = p->nsproxy; |